List of Best A/B Testing Service Providers
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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/hr250 - 9992010United States, India -
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/hr250 - 9992011United States, United Kingdom -
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 LtdNA50 - 2492009United States, Ukraine -
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/hr10 - 492020India, United States -
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/hr50 - 2492017United States -
Successive Digital is a next-gen technology consulting services company purpose-built for the speed of modern business. We transform businesses across all touchpoints of customer experience with our digital transformation solutions.We strive to emerge as the long-term center of innovation and excellence partner fo ... read more about Successive Digital
"Good for all business needs"Michelle gery$25 - $49/hr250 - 9992012India -
We offers a comprehensive suite of digital services. From web design and development to mobile app development, software development, and cross-platform app development, we cover all your needs. Our expertise extends to game development. We also provide managed cloud hosting, software, and mobile app maintenance, white ... read more about Zamratech
"Zamratech met our expectations and also adopted our means of communication"Neil Marra, Founder. Director. at Creative Spark$25 - $49/hr50 - 2492015United States -
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/hr1,000 - 9,9992001Russia -
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/hr50 - 2492010Poland -
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/hr1,000 - 9,9992003United States -
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/hr10 - 492015Ukraine -
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 DigitalNA10 - 492018Romania -
Newwave Solutions ranked among the top 10 software companies in Vietnam and is recognized globally as one of the top 100 sustained software companies. With 12 years of experience and a dedicated team of over 300 members, we're committed to excellence. WHAT WE'VE ACHIEVED: 🏆 Vietnam's Top 10 ICT Com ... read more about Newwave Solutions Jsc
"Mobile App Development"Evelyn Martinez, Sales Manager at Driscoll's at Driscoll'sNA250 - 9992011Vietnam -
We provide end-to-end mobile design and development services globally. From award-winning B2C native applications to robust cross-platform enterprise-grade mobile solutions, Algoworks innovates applications with the latest tech trends. Feel free to have a quick discussion with our architects to find out the b ... read more about Algoworks
"The team at Algoworks is professional, consistently meeting timelines."Manu Raj Patel, Senior Business Analyst at Indian Oil and Gas Canada< $25/hr250 - 9992006India -
Aryavrat Infotech Inc. is one of the reputed IT Solutions companies in US with a prime focus in the field of Software Development Services. We have an experienced, innovative and dynamic team of experts with a focus to provide software development outsourcing and offshore software services for individuals, small- and m ... read more about Aryavrat Infotech Inc.
"Very Reliable & Trusted Technology Partner for Staffing & Recruitment Industry"Aksahy Sharma< $25/hr50 - 2492009United States -
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/hr10 - 492019Poland -
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/hr50 - 2492003United States -
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/hr2 - 92020Ukraine -
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 TakafulemaratNA50 - 2492012India -
We expedite the development and QA processes to deliver the product & services within or before the suggested time period.Our services comes with lifetime support facilities. We maintain and constant upgrade our products according to the latest technologies and versions.Privacy and confidentiality of our clients ar ... read more about MetaDesign Solutions
"Mobile App Development for IT Company"Ernie Garcia, Founder at Carvana at Carvana$50 - $99/hr250 - 9992007India -
KMS Solutions is a premier technology consulting and solutions provider that empowers BFSI enterprises to optimize operations, drive innovation and help them enhance their product & service offerings through the seamless integration of cutting-edge technologies and tailored solutions. To learn more about KMS Sol ... read more about KMS Solutions
"We need a tool to help us gain better insights into how users engage with our digtal product. KMS Solutions recommended a product analytics solution t"Thuan Do, Teacher Manager at ScholaNA250 - 9992019Vietnam -
TestFort is an award-winning team offering transparent and flexible software testing and QA services. The company was created in 2001 and has grown tremendously ever since. TestFort engineers have proven their expertise with ISTQB and IBM certifications and performed 300+ projects for both startups and worldwide corpor ... read more about TestFort
"Software Testing Services for Telehealth Platform"Denis Kovalenko$25 - $49/hr50 - 2492001United States -
LANARS is an international hardware & software development company. We create the Internet of Things, the Industrial Internet of Things, mobile applications, websites, CRM & ERP systems, and custom enterprise solutions. LANARS was established in 2016 and has headquarters in Oslo (Norway). LANARS is a pain ... read more about LANARS
"Cutting-edge solution for our energy project from LANARS"Axel Karlsen, Project Engineer - UNITECH Energy Group at UNITECH Energy Group$50 - $99/hr50 - 2492016Norway -
9Yards Technology is a preeminent IT service provider rendering top-notch IT services worldwide. Since our inception, we have successfully served 500+ global clients as their strategic technology partners, including numerous Fortune 500 companies, tech giants, and a multitude of progressive startups. Our efficacious en ... read more about 9YARDS IT TECHNOLOGY PRIVATE LIMITED
"Experts in the field of QA. Best outsourcing team to work"RP Singh, Sr. Business Manager at Mobilecoderz< $25/hr50 - 2492020India -
Trigent, founded in 1995, is an early pioneer in IT services and a leading software services company. We believe in partnering with clients across their value chain, assisting them to design, build, deliver, and maintain their products and services that make them the best in their industry. We enable our clients t ... read more about Trigent Software, Inc
"Excellent engagement and integration with our company. Delivered great value in speeding up an ailing rule engine project of ours."Praseed Thapparambil$25 - $49/hr250 - 9991995United States -
Global IT APP are web development, mobile app development, web design, digital marketing and agency offering a wide range of services around the world. Incorporated in 2011, The team of engineers and developer at our firm are the best in their own way and we promise to provide timely service to our esteemed client. We ... read more about Global IT APP
"Very Skilled Web developer"Suvendu Sarkar, Sr.Project Manager at Crazy Animation Studio< $25/hr2 - 92011India -
At Mut-Con, we are business consultants and we help our clients start and/ or grow successful businesses. We have developed our complete service catalogue around that philosophy. It’s not so much what we do but what you need us to do. What we could do that would help you achieve entreprene ... read more about Mut-Con (Pty) Ltd
"MUT-CON BUSINESS SERVICES"Mwendoi Akakandelwa, Director - Operations at Worxen Supply Limited$25 - $49/hr2 - 92017South Africa -
Techwink is a global leader in custom software development and has been helping global companies, and established brands. Some fastest-growing early-stage companies reimagine their business by building digital engineering solutions with the latest technologies.Here we have pioneered custom solutions that ha ... read more about Techwink Services
"They worked diligently to meet those benchmarks and honored their commitments."Dan Houston, Principal at Principal Financial Group at Principal Financial Group$25 - $49/hr10 - 492014India -
SmartexLab is a custom software development company specializing in web and mobile development and end-to-end software development for small and mid-size businesses. Since 2014, we have been applying cutting-edge technology and our expert knowledge across multiple domains, with our core focus centered on fintech and ... read more about SmartexLab
"Great software engineers"Jawad Stouli, CTO at Didomi$25 - $49/hr50 - 2492014Belarus -
Merged Minds is a software testing service provider, focusing on supporting projects quality assurance using manual and automated test tools.Our experience goes way back to 2006 with the Merged Minds brand founded in 2017.We can support any software projects using our knowledge covering Functional (ad-hoc, browser comp ... read more about Merged Minds
"Excellent team work"Clarence Jacobson, Test Manager - Contractor at Freelancer< $25/hr2 - 92017United Kingdom -
At Iterators LLC we provide top quality software and mobile testing services. Discover our competitive advantage and let us put it to work for you.Software created in a vacuum is rarely great—great software results from constant iteration, which is why we named our company Iterators LLC. Our testers work outside ... read more about Iterators LLC
"Hydrow Rowing Machine"Jill Willcox< $25/hr2 - 9United States -
Award-winning American software testing company with a mission to do good. From donating 10% of profits to charity to being the first carbon neutral QA company, Mindful QA is proud to fuel progress while improving usability for millions of users. Mindful QA has been featured on over a dozen "best software testing ... read more about Mindful QA
"Skilled, Experienced, and Easy to Work With!"Jeff Broussard, CTO at at Wonderwall Consulting$50 - $99/hr50 - 2492018United States -
Exquisite Software is a software development provider that builds innovative technologies and platforms to enable businesses to work more efficiently. Our teams are made up of bright and innovative professionals who are perfectly balanced with a deep understanding of user-experience, technology, marketing and business ... read more about Exquisite Software
"Dedicated to resolving the issues"Kevin Dennis, Creative Director at Animatic Media$100 - $149/hr2 - 92007United States -
We, at ArsenalTech identify ourselves as an offshore software development company, Web Development Company in India and USA. Equipped with all required offshore software project development, infrastructure and team in India, we specialize in offshore software development of Web Enabled Applications, offshore website de ... read more about Arsenaltech PVT LTD
"Great to work with as long term partners"John Gallo, Director of Marketing at TMC$25 - $49/hr10 - 492008India -
TestDel has developed its services for companies wishing to outsource all or a portion of their software quality activities so they may gain testing efficiencies and reduce administrative burdens associated with in-house QA teams. An established and trusted brand with a global presence and network. TestDel delivers Ons ... read more about Testdel UK LTd.
"Health Care Industry "Lisa BarnettNA50 - 2492016United Kingdom -
Softermii provides top-notch expertise and end-to-end services to achieve timely and cost-effective results for the web and mobile app development. We also take care of smart and quick MVPs, extensive QA services, and UX/UI design through our large team that operates on a world-class basis. Since 2014 we are headquarte ... read more about Softermii
"They are friendly & accessible whenever require assistance"Duncan Mitchell, Managing Director at TempTribe$50 - $99/hr10 - 492010United States -
Our top-notch web and mobile app developers are ready to give you best development service. We are the players in Start-Up building. If you have an idea then we have technology to launch it. Get custom mobile app today for your burgeoning business.Over the years, we have worked with ample clients to deliver them techno ... read more about GOTESO
"Best of the best"AKIN KARAMAN, Load Master at MNG Airlines$50 - $99/hr10 - 492013India -
Rocketlab is a Swiss-based company that provide experienced software test engineers to small to medium sized businesses within Switzerland, Germany and Europe.Headquartered in Tallinn (Estonia) - known as the most advanced technology spot in Europe, and Zurich (Switzerland) around 100 outstanding and experienced test e ... read more about Rocketlab
"Excellent QA partner for various projects"Peter Hans Baumann$50 - $99/hr50 - 2491994Switzerland -
Mercury Development offers unparalleled expertise in all aspects of digital and mobile transformation, from strategy and ideation to development and delivery. Our services include Full Stack Development, UX/UI, Testing, Quality Assurance, Business Analysis, Staff Augmentation, and Consulting. We develop for every major ... read more about Mercury Development
"Apple TV App for Non-Profit"Aeron Sullivan, Director Of Audience Development at The Bible Project$50 - $99/hr250 - 9991999United States -
CodeStore consists of a team of proactive senior professionals in: * Asp net Zero Development - Angular, MVC * JavaScript Development- AngularJs, Angular2-5, Telerik, Kendo, Infragistics, SPA * Front End Development * Web Development - Full Stack * Dot.Net Web Development * Dot.Net Core Development ... read more about Codestore Technologies Pvt Ltd
"Great work, Delivered the project before time "Darnell Carpio, Project Manager at MartianCraft, LLC< $25/hr50 - 2492016India -
At NEWNOP, we aspire to be a solution provider for global business problems through IT. Our solutions encompass innovative software, AI / ML, and IoT solutions and technical consultations. We happened to have launched many successful software, AI and data science solutions including, but not limited to, - Web/ An ... read more about NEWNOP Co. Ltd
"Non-linear data in data analysis was well analyzed."sungryul park, UMTR Chief Executive Officer at UMTR$25 - $49/hr10 - 492022Sri Lanka -
Let's go Faster & Further in software development. Axon Active is a Swiss software development company founded in 2008, with strong expertise in Agile and a vast portfolio of successful international projects, ranging from small businesses to highly complex multi-platform systems for large corporate clients. ... read more about AXON ACTIVE
"Be successful in agile software development."Patrick Meier, CTO, Head of Software Development, Executive Board Member at AXON IVY$25 - $49/hr250 - 9992008Vietnam -
At MeU-Solutions, we believe that a solution could bring the most success to a company. We offer cost-effective and high-quality service which employs the right people to create the right solutions in the right context. We invest much in our people in order to be the best because we understand that human resources alwa ... read more about MeU Solutions
"MeU Solutions is good choice for me on performace testing"Hieu Nguyen, Test Manager at FPT Software< $25/hr50 - 2492016Vietnam -
A team of Product Creators | 10 years in App Development | We help businesses and startups to plan, build and launch their products We work with both small and large companies in a variety of industries. Each with their own unique challenges. We have been developing software products ... read more about Olearis
"Go to Mobile Developers"Tim Joslyn, Co Founder at Jump Twenty Four$25 - $49/hr10 - 492013Ukraine -
FortySeven Software Professionals (FSSP) is a European based IT consulting, IT outsourcing and full-cycle software development company. Over a decade FSSP helping clients to scale their business operations from startups to Fortune 500 companies. FortySeven has offices in UK, Spain, Latvia and Poland. FortySev ... read more about FortySeven Software Professionals
"Succesful Financial Software Development"Oliver Bjornsson, Key Account Manager at Finmatic Financial Software Solutions$50 - $99/hr250 - 9992006United Kingdom -
ASSIST Software is a software outsourcing company based in Romania that has a strong presence on the international market with over 250 clients around the world. We specialize in product and system design, software development, dev support and maintenance as well as quality assurance services. We have the capabilities ... read more about ASSIST Software
"Excellent"dana postolache, president at EduMax$25 - $49/hr250 - 9991992Romania -
We are large enough to solve a complex problem, smart enough to care about every project. Edvantis’ goal is to help our clients achieve more via software engineering as a service. We are a mature vendor with, HQ in Berlin, Germany; Development Centers in Lviv, Ukraine and Rzeszów, Poland. By ... read more about Edvantis
"Edvantis is a dedicated, highly skilled, and reliable team that we worked with for fifteen years"Levi Scott, Operations Technical Analyst at Indeed.com at Indeed$50 - $99/hr250 - 9992005Germany -
Welcome to Lerpal — a tech company with a client-centric approach. In the game since 2004, we are headquartered in NJ with 100+ team members operating from 10 locations across Europe. We understand why you're here. You're looking for a reliable tech partner that not only understands ... read more about Lerpal
"High Level of Expertise Equals High Level Product"Jeff Boyes, CEO/Founder at Evolution Nutrition & Daily Nourish at Evolution Nutrition$50 - $99/hr50 - 2492004United States -
Ensuring that the value of software meets business expectations. Software Testing Bureau performs tests on software to validate that it is functional, safe and reliable. Based on a comprehensive approach, applying best practices, technology and guided by a specialized team of consultants with extensive experience ... read more about Software Testing Bureau
"All the resources they've provided for us have been very competent and delivered great value to our projects."Ignacio Bazzano$25 - $49/hr10 - 491999Uruguay -
We’ve worked with 300+ startups, small to medium-sized enterprises and top brands from 15+ different countries. We've been empowering them with our digital intelligence and expertise over the past 10 years. We have successfully delivered 1000+ Swift and Agile web and mo ... read more about Dedicated Developers
"Helped build iOS mobile app for Commercial Roofing Contracting Company."Jay Thornton, Business Owner at Parsons Roofing Company$50 - $99/hr50 - 2492007United States -
We at Sifars builds software solutions that replaces the manual hectic processes with efficient automated ones. We work closely with our clients to understand their problems and propose best suited solutions. Sifars has a strong team of skilled and experienced IT experts who doesn't just work on the cosmetics of a ... read more about SIFARS
"very apt , cordial team with good hands on technology "malvador ber, manager at Moving made easy$25 - $49/hr10 - 492018India
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Get a Personalized ShortlistComparison of Multivariate Testing vs. A/B Testing:
Feature | Multivariate Testing | A/B Testing |
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Definition | Compares multiple combinations of variations simultaneously across different elements of a page or feature | Compares two different versions of a single element to see which performs better |
Number of Variables | Tests multiple variables and their interactions. | Tests only one variable at a time. |
Complexity | More complex to set up and analyze due to the large number of combinations. | Relatively simple to set up and analyze. |
Sample Size Requirement | Typically requires a larger sample size to account for the increased number of variations. | Requires a relatively smaller sample size compared to multivariate testing. |
Suitable for | Understanding how different elements interact and affect user behavior, optimizing complex interactions. | Identifying the best performing version of a specific element, testing simple hypotheses. |
Implementation Time | Generally takes longer to set up and execute due to the complexity of testing multiple variations. | Quick to implement as it involves testing only two variations. |
Cost | Generally more expensive due to the additional complexity. | Usually less expensive than multivariate testing. |
Example | Comparing different headlines, button colors, and image placements on a landing page to see which combination leads to the highest conversion rate. | Testing two different button texts (e.g., "Buy Now" vs. "Learn More") to see which one drives more clicks. |
Risk Management | Higher risk of false positives or negatives due to the increased number of variations. | Lower risk of false results as it focuses on a single variable. |