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List of the Best Software Testing Companies & QA Firms

  • LambdaTest is a scalable cloud-based cross browser testing platform designed to offer all website or web app testing need to cloud infrastructure. LambdaTest platform helps you to ensure your web app elements (such as JavaScript, CSS, HTLM5, Video...etc.) render seamlessly across every desktop and mobile web browser wi ... read more about LambdaTest

    "Reliable tool for automating the functional testing."
    Damini Passi
    < $25/hr
    50 - 249
    2017
    San Francisco, California
  • Get more from outsourced QA services – keep your software testing under control UTOR is an easily managed Software Testing company that helps growing product and development agile teams to implement their business ideas. We extend your in-house QA capabilities, automate where possible, bring in the rig ... read more about UTOR - QA services and Software Testing company

    "Delivered above and beyond my expectations, I look forward to our next engagement"
    Michael Kelly, CEO & Founder at Regenerative by Community
    $25 - $49/hr
    10 - 49
    2016
    Tallinn, Estonia
  • Appsierra is a world-class company providing viable and budget-friendly services to clients since 2015. Having an experienced team of best recruits under one roof, it has proven experience to meet commitments and deliver results. Need a website? Or an app for your business? We have got it all covered from design to del ... read more about AppSierra

    "Highly professional and reliable team to work with. They delivered "
    Mingle Kims, Project Delivery Manager at Mingle Connections Ltd
    $25 - $49/hr
    50 - 249
    2015
    Noida, India
  • QAlified

    Building Quality | QA and Software Testing Company
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    QAlified is a software testing and quality assurance company specialized in solving quality problems by reducing risks, maximizing efficiency and strengthening organizations.An independent partner to evaluate software quality with experience in different technologies for any type of software.

    "A Comprehensive Review of QAlified's Software Testing Partnership with Sprout"
    Jeremy Huffman, Director of Technology at Sprout
    $25 - $49/hr
    10 - 49
    1992
    Montevideo, Uruguay
  • Impact QA services LLC

    Software Testing and Quality Assurance Company
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    ImpactQA is a leading independent software testing services company based in New York, USA. The company is a global provider of full-cycle software testing and consulting services catering to various industries such as Healthcare, Telecom, Media, E-commerce, and banking worldwide. Their premier clients include Panasoni ... read more about Impact QA services LLC

    "Quality Assurance services: Recommended for the price but need good communication channels"
    Alister Cedeno, QA Manager at Teamflow
    $25 - $49/hr
    250 - 999
    2011
    NYC, New York
  • KiwiQA Services

    One Click Away from finding experience QA agency
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    KiwiQA Services is an Australia based quality focused & knowledge-centric firm. KiwiQA Services, offers a wide range of testing solutions and services across industry domains, with a primary focus on risk management and implementable solutions. KiwiQA is dedicated to “Quality” to provide world-class tes ... read more about KiwiQA Services

    "kiwiQA Review"
    Miguel Miranda
    < $25/hr
    50 - 249
    2009
    Sydney, Australia
  • Testscenario, founded in 2014, is a one-stop shop for all of your QA needs and desires.We are a passionate Software testing firm that provides a wide range of customers with Quality Assurance Software testing services.Testscenario is a specialist QA and testing firm with more than 8 years of experience in the field

    "Salesforce QA Automation"
    Nihar Sharma, CEO at NSIQ INFOTECH PVT LTD
    $25 - $49/hr
    10 - 49
    2014
    Ahmedabad, India
  • Qualimatrix is a Specialist QA & Software Testing Company assisting organisations globally to deliver high quality Software Applications.We solve quality problems by reducing risks, maximizing efficiency and strengthening your organization.We work towards achieving the best results for our clients.Quality over Quan ... read more about Qualimatrix Technologies

    "E-Commerce App Testing for IT Dev Company"
    Itamar Lesuisse, Co-Founder at Argent at Argent
    < $25/hr
    50 - 249
    Bengaluru, India
  • PFLB

    Performance Testing Company
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    PFLB specializes in performance testing and performance engineering services. We help companies find and resolve performance bottlenecks such as ill-performing API calls or slow database queries.Our deep understanding of the space helps companies gain more confidence around launching apps in production. ... read more about PFLB

    "Load testing of our Electronic health record software"
    Sudhakar Akkala, General Manager at Napier Healthcare
    $50 - $99/hr
    250 - 999
    2008
    Mountain View, California
  • DeviQA

    Our Quality - Your Efficiency
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    DeviQA is one of the global leaders in the Quality Assurance and Testing market since 2010. We are the finalist of the Software Testing Award in the nomination "Best Test Automation Project – Functional.". Twelve judges choose a few finalists among hundreds of participants around the globe. Our offer ... read more about DeviQA

    "DeviQA > Experience working with QA out-stuff "
    Yana Kushnareva, Scrum Master at Grover
    $25 - $49/hr
    50 - 249
    2010
    Warsaw, Poland
  • Zappletech

    First-class Automation Testing Agency
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    100% focused on Test Automation to deliver frameworks and solutions that reduce costs & increase efficiency to get better digital products, faster.Test automation first approach is a main driver in modern agile development. Achieving better automated tests coverage increase software testing speed twice, providing q ... read more about Zappletech

    "Zapple helped us test our web banking app. Everything was great"
    Adam Sayers
    $25 - $49/hr
    10 - 49
    2015
    Krakow, Poland
  • QA Mentor

    CMMI appraised, ISO certified Testing Company
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    QA Mentor is multi-awards winning a CMMI level 3 and ISO-certified leading software testing company founded in 2010 with headquarters in New York, USA. The company excels in delivering superior Software Quality Assurance (QA) with their 30+ QA testing services that are availed by clients like Bosch, Morgan Stanley, Ama ... read more about QA Mentor

    "Very professional and solid"
    Lindsey Allard, Co-Founder at PlaybookUX
    < $25/hr
    250 - 999
    2010
    NYC, New York
  • Abstracta

    Passionate testing creates engaging software
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    Abstracta is a leading, pure-play and independent software testing services company founded in 2008 with offices in California and Latin America. We offer testing consultancy services centered on building custom, dedicated testing teams. Our teams have the added value of being able to leverage all of Abstracta’s ... read more about Abstracta

    "Great results and a knowledgeable team"
    Daniela, Business Development Associate at at wrnch
    $50 - $99/hr
    50 - 249
    2008
    San Francisco, California
  • QAwerk is a software testing agency whose expertise is acknowledged by leading tech media like The Next Web and Tech Crunch.  Since 2015, we've tested over 300 projects, helping businesses across North America, Europe, and Africa gain the world's recognition and users' love. We achieve this by co ... read more about QAwerk

    "Specialty Testing done well in a niche product area including hardware"
    Carolyn Mattes-O'Brien, Head of DevOps and IT at VirtaMed
    $25 - $49/hr
    10 - 49
    2015
    Kyiv, Ukraine
  • SPEC INDIA

    Enterprise Software, Mobility & BI Solutions
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    SPEC INDIA is an ISO/IEC 27001:2013 company specializing in custom software development, web & mobile app development, BI and analytics solutions, automation & security testing, legacy software migration, product engineering, and IoT solutions. SPEC INDIA has a team of 300+ consultants committed to delivering q ... read more about SPEC INDIA

    "From the product roadmap to the development of the application's core, SPEC INDIA helped us create a market-ready product."
    Karam Sethi, CEO & Co-Founder at Terra Digital
    < $25/hr
    250 - 999
    1987
    Ahmedabad, India
  • Redwerk

    Software Development Agency
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    Redwerk is a software development agency recognized by Microsoft Partner Network as a tech leader showing consistent capability and commitment. Our high expertise is also acknowledged by leading tech listings like Clutch, GoodFirms, DesignRush, SoftwareWorld, and ITFirms. Since 2005, we've helped over 170 busine ... read more about Redwerk

    "Redwerk is a great partner for all of your web development needs!"
    Stephanie Levine, UI/UX Designer, Website Product Manager at Justin Alexander
    $50 - $99/hr
    50 - 249
    2005
    Kyiv, Ukraine
  • TestMatick offers end-to-end software test services to a diverse clientele. The company is a leading provider of QA testing and holds expertise in more than 20 types of testing services, such as mobile testing, functional testing, automated testing, usability testing, localization testing, and more. 

    "Successful QA Project"
    Mark Hamilton, Managing Director at Arthur Hamiltons Ltd
    NA
    50 - 249
    2009
    NYC, New York
  • BetterQA

    Delivering Top Quality Always
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    WHO WE ARE We are BetterQA, a “software testing only” company founded in 2018 in Cluj-Napoca, Romania.  Since then, we provide exceptional services and experiences to every one of our clients. We believe in building lasting relationships with our team members, partners, and clients.  WHAT ... read more about BetterQA

    "Quick and Effective Delivery!"
    SERGEI RUSAKOV, Director of Operations at Alfatek Digital
    NA
    10 - 49
    2018
    Cluj-Napoca, Romania
  • QA Madness is an outsourcing QA company providing a full scope of software testing services.  Covering manual and automated testing for mobile and web applications, QA engineers ensure that the software functions according to technical specifications, meets business requirements, and aligns with user preference ... read more about QA Madness

    "Amazing, would recommend! 10/10!"
    Dallas de Marr, Product Manager at Appfire
    < $25/hr
    50 - 249
    2013
    Warsaw, Poland
  • SHIFT ASIA

    Quality and Security Assurance Company in HCMC
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    SHIFT ASIA is a leading software testing and quality assurance company based in Vietnam and was founded in 2016. With their team of QA experts and professional full-stack engineers, they specialize in offering a wide range of QA services, including ad-hoc testing, vulnerability testing, GUI testing, etc.

    "Development & Testing for WordPress feature about task and Q&A management"
    YUSHI KODAMA, General Manager at Jienie Lab ASIA. Co., Ltd
    < $25/hr
    50 - 249
    2016
    Los Angeles, California
  • Next Big Technology(NBT)

    Best Web & Mobile App Development Company
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    Next Big Technology (NBT) is a premium Web & App Development firm established in 2009. NBT always uses the latest technologies for Website & Mobile App development. As an applications development company, we know how to build websites and apps that utilize proper design and programming to build products that ... read more about Next Big Technology(NBT)

    "Very helpful, always quick to reply and help with any problems."
    Andrew McIlravey, Marketing & Business Support Associate at Sonas Systems
    < $25/hr
    50 - 249
    2009
    Jaipur, India
  • SimbirSoft

    We create world class software products & services
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    SimbirSoft is a global IT outsourcing service provider. We offer world-class custom software development services and complex technical solutions: high-load products, software for industry, banking and finance, medicine, retail, and many other industries. Since 2001, we have implemented 1190+ projects ra ... read more about SimbirSoft

    "The whole experience was very good, and I’m looking forward to our future cooperation!"
    Lev Bein, IT Analyst at LB Internet Solutions
    $50 - $99/hr
    1,000 - 9,999
    2001
    Uljanovsk, Russia
  • Solvd, Inc.

    Global Software Engineering Company
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    Solvd, Inc. is a global software engineering company with over 800 engineers located across 8 countries in North America, South America and Europe. Solvd, Inc. is headquartered in Roseville, CA (USA), and has development centers in USA, Argentina, Brazil, Mexico, Poland and a sales office in Hungary. Solvd, Inc. servic ... read more about Solvd, Inc.

    "Outstanding Quality Assurance Services for an IT Digital Marketing Agency"
    Mikita Cherkasau, Co-Founder and Marketing Consultant at Your Extra Marketer
    $25 - $49/hr
    250 - 999
    2011
    Walnut Creek, California
  • BugRaptors

    Leaders in Software Testing & QA Services
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    BugRaptors – Improve Your Chances of Success with QA Solutions   Discover excellence in QA software testing services with BugRaptors, a renowned industry leader since 2016. Armed with ISO 9001:2018 and ISO 27001 certifications, our innovative approach to quality engineering solutions propels digital ... read more about BugRaptors

    "Greate team providing excellent QA/Testing services and development assistance along with potential improvements."
    Mohit Gupta, Technical Product Manager | Machine Learning Engineer at Timble Technologies Pvt Ltd
    < $25/hr
    250 - 999
    2016
    Mohali, India
  • a1qa

    Software Testing and Quality Assurance Company
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    Founded in 2003, a1qa is one of the independent software testing and quality assurance (QA) companies. a1qa offers its services for all software types, including any PPAs or custom-developed software. The company has reputed certifications like ISO 9001:2015, PMI-ACP, and PMP certifications, and its premium clients inc ... read more about a1qa

    "Software testing professionals who helped us get ready for HIPAA certification"
    Shoshana Parker, Senior Computational Biologist at SBH Health System
    $25 - $49/hr
    1,000 - 9,999
    2003
    Lakewood, Colorado
  • Ubertesters

    beta testers management, crowdsourced testing
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    Ubertesters is the leading global provider of a cloud-based, process management tool for mobile applications beta testing to ensure an accurate, fast and cost effective mobile testing process that results in high quality, flawless, mobile app.

    "Provide value for money services."
    Anonymous, Engineering Manager at Telecom Software Services
    $25 - $49/hr
    50 - 249
    2012
    New Jersey, New Jersey
  • QualityLogic

    Industry Leading Software Testing Company
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    QualityLogic is a US-based software testing service providing turnkey testing and quality assurance solutions like regression testing, onshore automation testing, website testing services, interoperability testing, and more since 1986. Their talented and experienced QA team has served premium clientele, including HP, A ... read more about QualityLogic

    "Thorough and professional user acceptance testing services for software implementation"
    Jennifer Dunn, Co-Leader at Woligo
    $25 - $49/hr
    50 - 249
    1986
    Boise, Idaho
  • HikeQA is one of the top USA-based independent software testing services companies. This QA agency provides exceptional testing services, including Functional testing, performance testing, App testing, and Web testing. They provide 24/7 customer support and claim a money-back guarantee to dissatisfied clients.   ... read more about hikeQA

    "Very nice experience and quality of services is very good"
    Sonal Tripathi, manager at HikeQA
    < $25/hr
    10 - 49
    2020
    Atlanta, Georgia
  • QATestLab

    Manual and Automated testing
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    QATestLab is an international QA and testing provider with headquarters in Cyprus and R&D centers in France, Poland, Cyprus, and Ukraine. We have 18+ years of experience delivering high-quality testing services for our partners working in such business domains as Software Development, Gaming, Business Solutions, E- ... read more about QATestLab

    "QATestLab provided us with valuable assistance that benefited our software significantly."
    Vitalii Drach, Chief Executive Officer at RD2 Crypto Marketing & PR Agency
    < $25/hr
    50 - 249
    2005
    Kyiv, Ukraine
  • Fleek IT Solutions

    Cost-effective Software Testing Services
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    Fleek IT Solutions is one of the best top-notch software testing companies. We are engaged in providing cost-effective testing services to help you avail of quality assurance services. We have been in this business for years of time and have adapted to the latest technologies to serve you better all the ... read more about Fleek IT Solutions

    "Treatians - Healthcare Web and Mobile App Testing"
    Lal Narayan pratap, CEO at Treatians
    < $25/hr
    50 - 249
    2016
    Noida, India
  • Savarian.tech

    Get Your Software Testing Done with Savarian.tech
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    Savarian is a progressive, experienced team that offers flexible terms and affordable software testing services of any kind and purpose for clients worldwide.We are flexible in cooperation with clients and can set up teams based on your business needs and the types of testing you require: from regression to user a ... read more about Savarian.tech

    "Savarian.tech provided us with an in-house testing team that helped us improve our internal processes and increase the quality of products we work on."
    Yurii Maslov, CTO at DigitalSuits
    $25 - $49/hr
    10 - 49
    2019
    Cracow, Poland
  • Exoft is a software development company that provides solutions to various business needs. After our first meeting in 2013, our team of skilled IT experts has built more than a hundred software systems regardless of their types and complexity. Fortunately, our numerous success stories speak for themselves. Since we con ... read more about Exoft

    "Professional, Solid Software Development Company With Strong Processes and Friendly Staff"
    Colin Stone, CTO & Product Architect at ANALEC
    $25 - $49/hr
    50 - 249
    2013
    Lviv, Ukraine
  • Relevant Software

    Web&Mobile Apps Development | Dedicated Engineers
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    Relevant is an international software development company that designs, builds and delivers products of world-class standard for Fortune 500 companies and promising startups. We provide software development teams made up of the best engineers from around the world, benefiting globalization and diversity.  More ... read more about Relevant Software

    "High professionalism, great resource management and engagement with the project"
    Julia Orlovska
    $25 - $49/hr
    50 - 249
    2013
    Warsaw, Poland
  • Forte Group

    Your full-spectrum software delivery partner
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    Forte Group is a full-spectrum software solutions and managed services resource for businesses seeking exceptional engineering talent and extraordinary software. We work with IT enterprises, business leaders, and technology companies to accelerate and evolve applications that consistently achieve valuable business outc ... read more about Forte Group

    "A true partnership "
    Phil Jones
    $50 - $99/hr
    250 - 999
    2000
    Boca Raton, Florida
  • pwrteams

    Scale your enterprise with cross-border teams
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    We provide IT staff augmentation services to our clients through our service centers in Poland, Lithuania, Serbia, Estonia, and Ukraine. We carefully select the best people to match your IT needs, language requirements, and company culture. Our experts work directly with your team and we take care of all supportin ... read more about pwrteams

    "Find.me is what it is thanks to Skelia."
    Stefan
    $25 - $49/hr
    250 - 999
    2008
    Kirkland, Washington
  • Gearheart

    Web and mobile app development company
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    We are a professional team of full-stack developers dedicated to delivering functional web solutions to startups and mature companies that exceed our client's expectations. WHY US  ✔️ Our team has been building web applications for 12 years and during this time we have built reliable partnerships wit ... read more about Gearheart

    "Excellent Web App development experts"
    Yanushenko Yuliia, CEO at CodeRiver
    $50 - $99/hr
    10 - 49
    2012
    Kyiv, Ukraine
  • DevelopsToday is a mobile and web development team guided in delivering prime-quality products and views. We help aspiring startups and well-established businesses bring their bold ideas to life and launch mobile and web apps. Industries we serve: Blockchain, Healthcare, eCommerce, and Social. What s ... read more about DevelopsToday

    "Exceptional developers for data visualization and animation."
    Andrei Hrabouski, CEO at Epicmax
    $25 - $49/hr
    50 - 249
    2016
    Warsaw, Poland
  • Testvox

    Software Testing Service Company
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    Testvox was founded with the goal of creating a venue that offers full software testing services. Since 2017, we've evolved from a tiny startup to a team of highly skilled engineers dedicated to achieving our objectives. We have successfully completed projects with national and international clients in India, the U ... read more about Testvox

    "Good quality service"
    John T. Emmatty, Founder/CEO at Hurry
    < $25/hr
    10 - 49
    2017
    Dubai, UAE
  • OKQA

    More than just testing
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    Why OKQA is more than just testing? We are not a company that comes and goes. We are a QA team that can become your long-term partner for on-demand software testing or ongoing QA tasks.We do not only provide manual and automation software testing services. We deliver comprehensive QA audits for e-commerce businesses ai ... read more about OKQA

    "Outstanding with exceptional attention to detail when it comes to testing"
    Leo J Barnett, Founder & CEO at Reelshot - Pro camera & video editor
    < $25/hr
    2 - 9
    2020
    Chernihiv, Ukraine
  • Mindfire Solutions is a 20+ years old Software development & IT services company. We specialize in offering customized technological and digital solutions to solve our client’s mission-critical issues. We cater to our client's digital needs with an integrated portfolio of services and aim to develop diffe ... read more about Mindfire Solutions

    "Great! High integrity firm that always delivers on its promises. "
    Paul Roth , Founder at Advisory Selling
    $25 - $49/hr
    250 - 999
    1999
    Noida, India
  • We at Codoid follow a holistic approach towards QA process and test automation. Our dream of becoming a Niche Software Testing Company 7 years ago has come to fruition in 2018. We are now rated as one of the top QA companies in India with global headquarters in Chennai.Being an Independent Software Testing firm our con ... read more about Codoid Software testing Company

    "Best automation software testing company in india with qualified team members"
    abdul ravoof, Head of Engineering at Takafulemarat
    NA
    50 - 249
    2012
    Chennai, India
  • Krify is a bespoke mobile applications and software services provider based in UK, USA and India. Creating value for our clients is our passion and software technology is our forte. Our core competency includes Mobile App(Android, iOS, and Flutter), Web, Wearable app development and Digital marketing services. Krify ex ... read more about Krify UK Limited

    "The team helped me immensely, truly a gem of an organization to work with."
    Deepak Singla, Country Lead - Performance & Analytics Business at BMC Software
    < $25/hr
    50 - 249
    2005
    London, United Kingdom
  • Agilites

    Outsourcing Software Development | Ukraine
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    Agilites offers software development and testing outsourcing services in the form of building dedicated teams of Web/Mobile Developers, QA engineers, PMs, and other IT experts who create and ensure the quality of software products for companies in different industries. We also provide independent testing and QA of soft ... read more about Agilites

    "Very happy with their testing service."
    Pavel Kovalev, VP Product Development at Websoft
    $25 - $49/hr
    50 - 249
    2012
    Kharkiv, Ukraine
  • UpDoer Technology

    An Independent Software Testing Service Agency
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    UpDoer is an independent software testing and QA company and has established with the aim to deliver high-quality products according to the current market trends with the help of complete software testing/QA process. "We believe in work" and not just talking about work. We follow the best Quality Assurance pr ... read more about UpDoer Technology

    "High responsiveness & professionalism"
    Poonam Bhardwaj, Business Specialist at Saletancy
    < $25/hr
    10 - 49
    2017
    Noida, India
  • Cyber Infrastructure Inc.

    On mission to Enhance lives of Billions of users!
    Visit website

    Our mission is to Empower and Enhance the lives of Billions of users through Profound technology solutions. We invite you to Think Big and join this movement as our Clients, Partners and Employees.   Our services are designed to take your business to the next level, re ... read more about Cyber Infrastructure Inc.

    "A good partner for webdevelopment and appdevlopment projects"
    Hendrik Schmidt
    < $25/hr
    1,000 - 9,999
    2003
    San Jose, California
  • Captus Technologies

    Hire the Best Web and Mobile App Developers
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    Founded in 2012 and based in the United States, Captus stands as a premier entity specializing in providing web, mobile and software development. Renowned for curating the most talented IT industry professionals, we deliver seasoned expertise spanning over a decade in their respective domains. Our peerless de ... read more about Captus Technologies

    ""Transforming Lotto Billions: A Fruitful Partnership with Captus Technologies""
    Edoardo Paluan, Chief Product Officer & Cofounder at Lotto Billions
    $25 - $49/hr
    10 - 49
    2012
    Ahmedabad, India
  • Appinventiv is a software product and mobile app development company that offers innovative digital engineering solutions to startups and Fortune 500 companies. With a team of 800+ skilled and agile professionals, we build digital products that help you achieve your goals. We are a global mobile app development industr ... read more about Appinventiv Technologies

    "Regression testing of an iOS application"
    Bryan colson, Corporate Travel Manager at at Seagen
    $25 - $49/hr
    1,000 - 9,999
    2015
    Noida, India
  • 247 Labs

    Top Notch Developers To Deliver Excellence & Value
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    247 Labs is a team of trained, certified and experienced developers, designers & product managers who follow a hybrid approach of Lean & Scrum process to deliver application development projects with excellence. We work with Agencies, startups, SMB (Small Medium Businesses) and other industry agencies t ... read more about 247 Labs

    "Mobile app development "
    Elmira Galiyeva, Manager, Toronto North Local Immigration Partnership at JVS Toronto
    $100 - $149/hr
    50 - 249
    2013
    Toronto, Canada
  • NEX Softsys

    IT Partner for Global Clients
    Visit website

    NEX Softsys is a technological partner for global enterprises and startups, with the mission of empowering industries through excellence through integrated IT solutions. Since 2009, we have provided innovative software and data-based solutions to many companies, attending various countries, including the USA, Australia ... read more about NEX Softsys

    "Great Team and very good customer service"
    Deepak Sakhrani, Director at Hiya Digital Private Limited
    $25 - $49/hr
    50 - 249
    2003
    NYC, New York
  • The company’s mission is to help global organizations overcome technology challenges of Digital Transformation with the focus on new and emerging technologies, which we believe should make a positive impact on each area of our lives, making it simpler, smarter, and opening new promising horizons.Delivering innova ... read more about DigiPrima Technologies Pvt. Ltd.

    "eCommerce Website Development for Tajik Home LLC with Quality Assurance."
    Joseph Zisa, eCommerce Specialist at TajikHome LLC
    < $25/hr
    10 - 49
    2016
    Indore, India
  • Powercode

    Software Development Advice and Assistance
    Visit website

    Powercode is an innovative web and mobile application development company. Our goal is to stay on top of the rapidly changing tech trends and deliver up-to-date software solutions for our client's ideas. Сompany team includes over 100 engineers with deep expertise in more than 25 advanced and trusted programmin ... read more about Powercode

    "Great work!"
    Александр Киценко, Управляющий партнер at 4E CONSULTING
    $25 - $49/hr
    50 - 249
    2015
    Kyiv, Ukraine

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Frequently Asked Questions

What is software testing? Why is it important?

The process of examining a software product to ensure it performs its intended function and fixes the defects is termed software testing. Software testing helps developers build flawless software solutions free from data vulnerabilities. Performing rigorous software testing can improve software quality, increase user data security, enhance customer satisfaction, reduce bugs, and save money.

What are the benefits of software testing?

The benefits of software testing are identifying bugs, addressing the issues in the development cycle, ensuring the quality and the success of the product, accelerating the development process, securing compliance, reassessing the vulnerabilities, reducing the mitigated risk associated with software projects to enhance software reliability, improving the user experience, saving time and resources.

What are the different software testing methodologies?

The different software testing methodologies adopted by software testing companies are waterfall testing, sequential testing, agile testing, DevOps testing, continuous testing, spiral testing, risk-based testing, model-based testing, behavior-driven testing, and exploratory testing. Each of these testing methodologies leveraged by testing service companies has its own advantages and selecting the method is purely based on the project requirements.

What are the types of software testing?

The types of software testing are unit testing, integration testing, functional testing, non-functional testing (performance, security, compatibility accessibility, reliability, and usability testing), system testing, smoke testing, regression testing, user acceptance testing, exploratory testing, adhoc testing, and complete end-to-end testing.

There are two chief software testing types:

  • Functional Testing
  • Non-Functional Testing

1. Functional Testing:

Functional testing authenticates the software system against operational requirements as well as specifications. The main goal of functional testing is to verify critical system operations, basic usability, and accessibility while checking for error conditions.

The four main Functional Testing categories are as follows:

  1. Unit TestingUnit Testing is a process that concentrates on individual components of the software to ensure that the system operates as expected. It assists software testers in identifying and fixing bugs and defects in the early stages of the development cycle, allowing coders to modify the code as needed.

    Automated as well as manual testing can be conducted for unit testing. Testers can isolate groups of code and perform rigorous testing, which helps to identify unnecessary dependencies between the codes that should be eliminated. One of the most important benefits of unit testing is that it allows programmers to restructure existing codes to ensure the module functions flawlessly.
     
  2. Integration TestingIntegration testing logically assembles software modules in a group and tests them. This allows testing service providers to identify and resolve bugs hindering communication between the software modules. Integration testing also covers the impromptu changes made in the software, which might not have been unit tested.

    Integration Testing checks data flow between software components. Two approaches are available - Big Bang or Incremental. It analyzes the interface link between the login and home pages to ensure the user is directed to the software's main page.
     
  3. System TestingSystem testing validates the complete application. It ensures that the end-to-end functioning of the system meets the quality standards set by the client. System testing is generally performed by independent software testers who haven't contributed to the development of the software in any way. This ensures that the results and reports delivered are accurate and unbiased.

    Automated software testing involves analyzing the outcome of every input in the system to ensure that the desired outputs are achieved and that users have a positive experience. In addition to validating business requirements, system testing verifies the application's architecture.
  4. Acceptance TestingAcceptance testing, also known as User Acceptance Testing (UAT), is performed to assess whether the system is ready for deployment. Clients or end-users do these tests to ensure the integrity of the application. During software development, there are chances that specific user requirements may not be adequately communicated to the developers. This may result in developing a highly different system from what the user requested.

    Acceptance testing implements the following steps.
  • Analysis of Client Requirements
  • Distinguish Test Scenarios
  • Formulating UAT Test Plans
  • Test Cases
  • Record Results
  • Confirm Objectives

Once this testing procedure is completed and the system passes the tests, the program is moved to production.

2. Non-Functional Testing:

Non-functional testing verifies non-operational aspects of software, such as performance, usability, and reliability. It assesses readiness beyond functional testing.

For example, Non-functional Testing checks the number of people who can simultaneously log in to an application.

The key objectives of Non-functional Testing are:

  • Increase usability, maintainability, efficiency, and other criteria of the product.
  • Decrease production risk and cost.
  • Optimize product installation.
  • Accumulate metrics for internal R&D.

The following are the different software testing types of Non-functional testing modules:

  • Installation: Installation testing detects and resolves any errors during software installation.
  • Localization: Software testing companies assess the software for it to work according to the culture and setting of the deployment location.
  • Performance: As the name suggests, performance testing is done to warrant the smooth working of the software.
  • Recovery: Software testing companies must ensure that after any sudden crash in the system, it must be easily recoverable. This is analyzed during Recovery Testing.
  • Reliability: Reliability testing checks the extent of the software system to which it can continuously perform specific tasks without hindrance.
  • Security: This parameter defines how software is safeguarded against sudden or deliberate attacks from internal or external sources.
  • Stress: Stress testing studies the limit of the software with an increased workload to which it can operate without lagging.
  • Usability: This ensures the user can learn, operate, and communicate with the system effortlessly.
  • Volume: The software testing service providers maintain the system's capacity to handle massive data without affecting its response time.

Apart from the above-mentioned, testing service companies also offer Automation testing, Compatibility testing, Compliance testing, Load testing, etc.

Businesses can also opt for additional software testing tools to improve the implemented software testing techniques. Some popular software testing tools are A/B testing software, QA testing software, Beta testing software, etc.

What services do software testing companies offer?

Software testing companies offer end-to-end software performance testing services, which include functional testing, non-functional testing, next-generation testing, DevOps testing, data testing, security testing, compatibility testing, usability testing, integration testing, acceptance testing, sanity testing, and so on. They also do test consulting and specialized testing services customized as per the project. All these testing techniques have different goals and are carried out by the testing service companies to verify whether the software performs as expected and meets the end users' requirements.

Can a software testing company help to improve the performance of my software?

Software testing companies definitely help in improving the performance of your software. Quality assurance and software testing are carried out to maintain the quality of the software, improve development techniques, reduce development time, and reduce development costs. Better quality also assures customer satisfaction, user experiences, scalability, and responsiveness. Testing the software on multiple devices also ensures compliance with the industry standards.

How long does it take for software testing companies to complete testing projects?

Software testing companies take around 4-8 weeks to complete testing projects, depending upon testing algorithms, methodologies and the tester’s experience. This time varies with the coding language used, complexity and type of software, technological tools required, number of tests to run, etc. Identification and removal of issues associated with security, functionalities, platform compatibility, responsiveness, loading speed, run-time errors, etc., can also impact the software testing time.

How to choose a software testing services company?

You must consider the following crucial factors to choose the software testing services company for your software testing project needs;

  • Summarize your software testing project requirements, including purpose, location, technologies & tools needed, whether your project needs automated or manual testing, budget, deadlines, etc.
  • Research on the latest global market trends in software testing solutions.
  • To ensure proper communication throughout the project, you must decide the preferred location for the software testing companies to match your time zone.
  • Refer to the list of software testing companies from renowned listing pages like GoodFirms.
  • For a better selection, filter the list on various parameters like location, services, industry, company size, reviews, and others.
  • Contact the chosen software testing service providers to discuss your detailed requirements, expectations, deadlines, budget, and other preferences.

Compare the shortlisted top software performance testing services companies based on their reviews, ratings, skills, experience, and pricing to choose the software testing experts for your project.

How much does it cost to hire a software tester?

Hiring a software tester might cost you anywhere from USD 7 to USD 40 per hour. The cost of hiring a software tester fluctuates based on factors like the experience and expertise of the tester, testing tools and technologies used, complexities of the software, type of tests required, location of the tester, and employment type.

Can you recommend some of the highly experienced Software Testing Outsourcing companies on GoodFirms?

Goodfirms has listed 4000+ Software Testing Companies, based on reviews & ratings, here are some highly experienced Software Testing Outsourcing companies:

  • QualityLogic - <25 years of experiences (5/5 Ratings)
  • TestMatick - < 20 years of experience (5/5 Ratings)
  • Crestech Software Systems Pvt. Ltd - <15 years of experiences (5/5 Ratings)
  • Vervali Systems Pvt Ltd - <10 years of experience (4.8/5 Ratings)
  • Civenty - <5 years of experiences (5/5 Ratings)

What is the Software Testing Life Cycle (SDLC)? Explain the Goals and activities of each stage.

The Software Testing Life Cycle (STLC) is a structured framework for ensuring the quality and functionality of software applications that involve a series of well-defined phases that work together to identify and fix bugs before the software is released to users. Here's a breakdown of the different phases involved:

  1. Requirement Analysis: 
    Goal: Understand the software's functionalities, features, and non-functional requirements.
    Activities: Analyze documents like user stories, technical specifications, and system requirements. Identify potential areas for testing based on these requirements.
     
  2. Test Planning:
    Goal: Define the scope, resources, and schedule for testing activities.
    Activities: Create a test plan outlining the testing strategy, test types, tools, and resources needed. Estimate the time and effort required for each testing phase.
     
  3. Test Designing:
    Goal: Develop detailed test cases to be executed during testing.
    Activities: Design test cases based on the identified requirements and functionalities. Define the expected results for each test case.
     
  4. Test Environment Setup:
    Goal: Configure a testing environment that replicates the production environment.
    Activities: Install the software application on the testing environment - Configure hardware, software, and network settings.
     
  5. Test Execution:
    Goal: Execute the designed test cases against the software application.
    Activities: Run the test cases manually or using automated testing tools. Record the results and compare them with the expected outcomes.
     
  6. Test Closure:
    Goal: Evaluate the overall testing process and identify any remaining issues.
    Activities: Analyze the test results and report any bugs or defects found. Prepare a test summary report documenting the testing activities and findings.

Which Testing companies have the lowest hourly rates?

As per Goodfirms research and methodology, here are some of the lowest hourly rates of Testing Companies:

  • QualityLogic - $25 - $49/hr (5/5 Ratings, 5 Reviews)
  • SHIFT ASIA - < $25/hr (4.4/5 Ratings, 6 Reviews)
  • hikeQA - < $25/hr (5/5 Ratings, 5 Reviews)
  • KiwiQA Services - < $25/hr (4.8/5 Ratings, 13 Reviews)
     

Who are the best-rated Testing companies on GoodFirms?

The best-rated Software Development companies on GoodFirms, based on verified client reviews and ratings, include:

  • Next Big Technology(NBT) - (5/5 Ratings, 100 Reviews)
  • Aalpha Information Systems India Pvt. Ltd - (4.9/5 Reviews, 62 Reviews)
  • LambdaTest - (4.6/5 Ratings, 46 Reviews)
  • UTOR - QA services and Software Testing company - (4.9/5 Ratings, 22 Reviews)
  • AppSierra - (5/5 Ratings, 20 Reviews)