Top Mobile App Development Companies in London

Researched by:Goodfirms Research TeamUpdated:November 12, 2026

Goodfirms has reviewed 589 Mobile App Development Companies in London as of November 2026. The top-ranked firm is Chop Dawg (5.0 stars, 171 verified reviews, $25 - $49/hr, founded 2009, London). Across the category, the median hourly rate is $37, median client rating is 4.9, and 28% of firms employ 50+ members. Explore the vetted Mobile App Development Companies in London below, compare their strengths, and connect with the provider best suited to your requirements.

Looking for the top mobile app development companies in London to build innovative, user-centric mobile solutions? Browse a vetted list of top app developers in London offering dependable mobile app development services across iOS, Android, and cross-platform technologies. Each company in London is evaluated based on technical expertise, portfolio strength, and verified client reviews, empowering you to make confident, data-driven decisions. Quickly shortlist trusted partners based on budget, industry experience, and technical capabilities to connect with a reliable mobile app development company in London capable of delivering scalable, high-impact results.

Goodfirms has verified 589 Mobile App Development Companies in London - part of 27,595+ Mobile App Development Companies, each passing Goodfirms' 4-step verification process (background check, client interviews, portfolio audit, ongoing quality review). Listings marked "Sponsored" are agencies that pay for premium placement - sponsorship does not affect star ratings or review content.

Top 10 at Glance

Compare the highest-ranked firms first side by side.

Rank
Company
Rating
Reviews
Hourly Rate
Team Size
Founded
Location
Action

List of Top London Mobile App Development Companies & Developers

Find a Mobile App Development Company Near you
Find a Mobile App Development Company Near you
Service
Hourly Rate
Employees
ReviewsAll Companies
Industry
Client Type
  • Seven years in the arena, Classic Informatics Private Limited was established in the year 2002 and now stands as a leading player in the field of web and software development. A prominent pioneer in offshore web development, it provides a wide range of solutions and ... read Classic Informatics reviews & insights

    $25 - $49/hr
    50 - 249
    2002
    London, United Kingdom
    Great experience with Classic Informatics - definetly recommend! - Head of Product & Marketing
  • Alpha Cogs is a digital agency specializing in software development across various sectors, including Media, Sports, Education, Fashion, Health, Hospitality, Energy, and Entertainment. We firmly believe in recognizing and rewarding talent and diligence, irrespective of geographical boundaries. Our inclusive ethos ensures that each team member ... read Alpha Cogs LTD reviews & insights

    $25 - $49/hr
    2 - 9
    2017
    London, United Kingdom
    Alpha Cogs were exceptional; they were flexible, professional, and worked the details well. - Anonymous
  • Mobile and web apps are the center of our universe. Our in-house team of specialists are dedicated to delivering high quality and result-yielding products for your startup or business. We use the latest technologies to ensure beautiful, responsive and easy to use apps every time. ... read Ingenious App Studios reviews & insights

    $50 - $99/hr
    2 - 9
    2018
    London, United Kingdom
    Ingenious App Studios has been incredibly professional, responsive, and patient, making the entire development process seamless and detailed. - Founder
  • CodersGlobe is a Top-Notch Mobile app & Web Development Company with several years of experience that help startups to take their first step in the world of technology. We leverage the latest technology to shape your mobile app idea into reality. Our developed applications are ... read CodersGlobe reviews & insights

    < $25/hr
    10 - 49
    2020
    London, United Kingdom
    Sunni4Marriage - Senior IOS Developer and Team Lead at ELLO Group
  • In the heart of digital revolution, we are here to bridge gap between your business and the ever-expanding world of technology. Our team of experienced developers and consultants works closely with clients across diverse industries to craft solutions that meet their unique challenges, ensuring they’re ... read Nasnix Pvt Ltd reviews & insights

    $25 - $49/hr
    50 - 249
    2021
    London, United Kingdom
    I’m impressed by their communication skills, - Co-Founder at Bitcoin Lottery Protocol
  • We’re a performance marketing and web design agency specialising in highly effective online ad campaigns and digital experiences. With a team of experienced in-house specialists at hand, we are the go-to agency when it comes to crafting high-converting campaigns geared towards generating the best ROI ... read Pixated reviews & insights

    $50 - $99/hr
    2 - 9
    2018
    London, United Kingdom
    They are highly skilled and experienced - Aurora Cohen
  • We are a UX/UI Design, Motion, VFX, 3D, Web & Mobile Product Development Agency. We are located in Ukraine. At every step of digital product development, customer experience design, and service provision, we act as a catalyst that turns complex business problems into strategic business ... read Keep Calm Labs reviews & insights

    $25 - $49/hr
    2 - 9
    London, United Kingdom
    Keep Calm Labs Delivers Excellence and Never Worried Much About Compensation - Co-Founder Olavson
  • Using AI Tools

    • ClaudeClaude
    • GeminiGemini
    • ChatGPTChatGPT

    Innovify is a London-based technology partner with deep expertise in banking, financial services, fintech and insurance. We help mid to large businesses, including brands that are not financial companies, build AI-native products, modernise their technology stack and launch fintech products – from pilot to production.What ... read Innovify reviews & insights

    $25 - $49/hr
    50 - 249
    2011
    London, United Kingdom
    Trusted partner to pitch the solution to clients and ensure that their requirements are duly met by the solution developed - VP, Global Lead IoT Business Development

    Why Innovify?

    • Domain Expertise and Experience
    • Close On-shore collaboration with client partners
    • Commitment to deliver projects
  • hedgehog lab is a global product consultancy which focuses on assisting brands and enterprises in achieving their business goals using emerging technologies. With a global presence spanning 4 offices in Newcastle Upon Tyne, London, Boston, and India, we’ve built outstanding software and solutions for brands ... read hedgehog lab reviews & insights

    $100 - $149/hr
    50 - 249
    2007
    London, United Kingdom
    hedgehog lab delivered a polished, secure, and user-friendly healthcare app that elevated our patient engagement significantly. - Anonymous
  • Root Info Solutions, also referred to as Rootinfosol, is a mobile app development company specializing in native and cross platform app development for Android and iOS platforms. Successfully delivering over 500 projects, this mobile app development company has created a niche for its own in ... read Root Info Solutions reviews & insights

    $25 - $49/hr
    50 - 249
    2004
    London, United Kingdom
    Unbelievable increase in the workforce efficiency when Root Info Solutions developed a great app for my business - Founder
  • Using AI Tools

    • ClaudeClaude
    • ChatGPTChatGPT

    Synextai is a technology and digital solutions company helping businesses turn ideas into high-performing digital products. We specialize in web development, UI/UX design, CMS solutions, custom web applications, and AI-powered digital solutions tailored to each client’s goals. Our team combines modern technology, thoughtful design, and ... read Synextai reviews & insights

    $25 - $49/hr
    50 - 249
    2026
    London, United Kingdom
    Ronnie Ridge delivered fast, smart, and reliable solutions that boosted our team’s workflow. - CEO

    Why Synextai?

    • Tailored Digital Solutions
    • Modern Technology & Expertise
    • Quality & Long-Term Partnership
  • MWDN is a global hiring service provider connecting companies with the top 5% of experts across various time zones in Israel, Europe, the USA, and Canada. For over 23 years, we have offered IT outstaffing, recruitment, and flexible models like outstaff-to-hire. Many of our clients ... read MWDN Ltd. reviews & insights

    $25 - $49/hr
    50 - 249
    2002
    London, United Kingdom
    Professionall and relyable - Founder
  • Using AI Tools

    • ClaudeClaude

    Nimble AppGenie is a fintech-focused software development company helping startups, banks, and enterprises build financial technology products that are secure, compliant, and built to scale.Founded in 2017, we have grown from a small team into a globally recognised fintech development partner delivering over 350+ products ... read Nimble AppGenie reviews & insights

    $25 - $49/hr
    10 - 49
    2017
    London, United Kingdom
    The best web-designer team so far - Anonymous

    Why Nimble AppGenie?

    • Expertise in Fintech & App Development
    • Scalable, Secure & User-Friendly Solutions
    • On-Time Delivery & Dedicated Support
  • Your reliable, results-driven partner in software development With expertise in mobile and web development, microservices, and cloud solutions, we can build custom web and mobile solutions for any industry and budget. Our strong focus on outstaffing ensures that you have access to top-tier talent tailored ... read Yojji reviews & insights

    $50 - $99/hr
    50 - 249
    2017
    London, United Kingdom
    Custom Software Dev for Payment & Finance Solutions Company - President and CEO
  • Webratek Ltd is a premier digital solutions provider, specializing in tailored web design, development, and digital marketing services. With a focus on creativity and advance technology, they craft visually stunning, user-friendly websites designed to meet the unique needs of businesses of all sizes. Their team ... read Webratek Ltd reviews & insights

    < $25/hr
    10 - 49
    2020
    London, United Kingdom
    Webratek Ltd delivered a top quality mobile app with great professionalism and excellent support - Co- Founder
  • Since 2008, Timspark has been serving bespoke mobile app development services to help startups, SMBs, and large enterprises scale their business. The company has delivered over 100+ mobile apps, including iOS apps, Android apps, custom apps and many more, integrating the latest technologies, deep tech ... read Timspark reviews & insights

    $25 - $49/hr
    50 - 249
    2022
    London, United Kingdom
    Timspark has been a great partner, and I would not change anything. - Anonymous
  • Using AI Tools

    • ClaudeClaude

    Bladeware builds & fixes healthcare software. We always start with an audit.For health-tech startups that's the tech - security, HIPAA, how production-ready an AI-built app is to handle patient data.For specialty and cash-pay practices - it's operations: where workflows leak time and money. Then we ... read Bladeware reviews & insights

    $25 - $49/hr
    10 - 49
    2018
    London, United Kingdom
    Roman & the Bladeware team were absolutely incredible. They far exceeded my expectations and delivered incredible designs for the app - Senior Android Developer

    Why Bladeware?

    • Healthcare focused
    • We audit first, then build what's needed
    • HIPAA depth - EMRs, portals, telehealth, AI
  • As a technology and solutions consulting company we bring software innovations to working businesses to increase their efficiency. We manage all stages of the software lifecycle, including ideation, architecture, design, development and quality assurance. When the product is up and running we are ready to ... read Accellabs reviews & insights

    $25 - $49/hr
    10 - 49
    2010
    London, United Kingdom
    Exceptional Results - Vice President of Technology
  • Magora is an experienced mobile, web and software development company with offices located in the UK. Our digital services are backed by an enthusiast team of over 150 talented experts who create feature-rich, user-friendly and secure solutions for businesses across various industries. We aim at ... read Magora reviews & insights

    $50 - $99/hr
    50 - 249
    2010
    London, United Kingdom
    iOS & Android Mobile App Development for Education - Product Manager
  • As one of the UK’s leading mobile app development, IoT and digital consulting companies, Waracle understands the way your business responds to ‘being mobile’ will significantly influence your future success. Operating across the UK and Europe, we have the skills and expertise to help you ... read Waracle reviews & insights

    $100 - $149/hr
    50 - 249
    2007
    London, United Kingdom
    Waracle delivered a high-performance, user-centric app that helped modernize our client engagement strategy. - Anonymous
  • Anuitex offers custom software application development services for achieving your business goals. Our services ensure that your website is modern, stable and sends the intended message to your audience. Our team likes to undertake sophisticated tasks that allow our clients to prosper. We have gathered ... read Anuitex reviews & insights

    $25 - $49/hr
    50 - 249
    2012
    London, United Kingdom
    Great team to work with! - President
  • We carry out web and mobile development, CRM, ERP systems and real estate solutions.We help customers change the world — for this we carry out web and mobile development for them. For 15 years of work, we have best understood: CRM and ERP systems, real ... read Vasterra reviews & insights

    $50 - $99/hr
    50 - 249
    2009
    London, United Kingdom
    They don't just deliver productive solutions, but they also challenge us and understand our business - Founder & CEO
  • Creative Think Digital is an independent agency dedicated to delivering the industry’s most effective Web development, SEO and digital marketing solutions, ensuring high client satisfaction, delivering results, and investing profits in client and employee success. We lead with creativity and think strategically, we build an ... read Creative Think Digital reviews & insights

    $50 - $99/hr
    50 - 249
    2021
    London, United Kingdom
    SEO Project optimization - Senior Associate
  • Agile Cyber Solutions has been helping businesses and startups bring their ideas to life since 2012. We specialize in building custom web, API, and mobile applications with integrated AI to create smarter, more effective solutions. Our approach combines deep technical expertise with an understanding of ... read Agile Cyber Solutions. Ltd reviews & insights

    $25 - $49/hr
    50 - 249
    2012
    London, United Kingdom
    ACS was consistently on time. - CEO
  • 4xxi is an outsourcing IT company specialized in: Web development of custom apps using PHP and Symfony framework; Frontend development on react; iOS and Android development; FinTech / EdTech projects development; Machine-Learning and AI. We have not only technical but also product expertise. ... read 4xxi reviews & insights

    $50 - $99/hr
    50 - 249
    2008
    London, United Kingdom
    Review for 4xxi - umnayashkola
  • OtwoSoft is an award-winning app development agency based in London. Our team consists of dynamic individuals with a diverse wealth of experience, who share a passion for all things mobile. We are a company with integrity and deliver what we promise - we have a ... read O2Soft reviews & insights

    $100 - $149/hr
    50 - 249
    2010
    London, United Kingdom
    O2Soft delivered a sleek, fully-functional shopping app that exceeded our expectations in both usability and performance. - Anonymous
  • ​​Ezulix is a team composed of highly creative and innovative individuals expertise in Web Development, Mobile Application Development, Game Development, Digital Marketing Services, and Software Development that contributed to the successes of the company. We are composed of professionals with a wide variety of expertise, ... read Ezulix Software Pvt, Ltd. reviews & insights

    < $25/hr
    50 - 249
    2015
    London, United Kingdom
    They delivered a powerful yet seamless gaming platform where users play and make money. - Chief Executive Officer at BigBrain
  • Mayfair Marketing Agency is a digital media agency that specializes in providing innovative and effective digital marketing solutions to businesses of all sizes. With years of experience in the industry, the agency is committed to delivering exceptional results for its clients, leveraging the latest tools ... read Mayfair Digital Agency reviews & insights

    $25 - $49/hr
    10 - 49
    2023
    London, United Kingdom
    Unmatched Quality - Marketing officer
  • Using AI Tools

    • GeminiGemini
    • ChatGPTChatGPT

    Index.dev is an AI-first engineering talent platform that connects companies with the top 1% of senior engineers from LATAM and CEE to build software and AI products. Clients include Omio, Vodafone, Entrupy, and Stuart, as well as companies backed by Kleiner Perkins, Goldman Sachs, and ... read Index.dev reviews & insights

    NA
    50 - 249
    2019
    London, United Kingdom
    Index prioritizes performance & customer's company values! - Co-Founder

    Why Index.dev?

    • Senior engineers matched in 48 hours
    • Human-vetted, AI-first senior engineers
    • End-to-end support with replacement guarantee
  • 2Base Technologies is an enterprise software development company providing end-to-end IT digital transformation services. 2Base is passionate about simplifying the Digital Transformation Journey of our partners. We have crafted sophisticated solutions for our clients in Edu-Tech, Insurance, Travel & Logistic, Hospitality, Healthcare, F&B and Fin-Tech. ... read 2Base Technologies reviews & insights

    $50 - $99/hr
    50 - 249
    2010
    London, United Kingdom
    A Reliable and Professional Partner - Operations Manager at Horizon Consulting Services
  • CML Team LTD is a global technology consultancy that builds holistic end-to-end solutions and platforms for startups and enterprises. We have extensive experience working with startups who grow fast and succeed. We know their needs precisely, as well as their problems. Our mission is to ... read CML Team Ltd reviews & insights

    $50 - $99/hr
    10 - 49
    2018
    London, United Kingdom
    CML Team helped us with integration of the DeFi exchange into our solution. - Chief Technology Officer
  • At XPATECH, we're not just developers, we're your partners in forging exponential value for your business. Our bespoke approach means every project is meticulously crafted to match your unique vision, from the initial design document to the final applause. Be it leveraging the latest in ... read Xpatech Solutions reviews & insights

    NA
    50 - 249
    2016
    London, United Kingdom
    They are very professional and experienced in terms of latest technologies - NA
  • Out of the Box Systems specializes in system design and creating secure, high-performance software systems tailored for the entertainment, education, and fintech industries. We are committed to Rust as our primary development language, which is well-suited for large projects. Our expertise is strongest in computer ... read Out Of The Box Systems reviews & insights

    $25 - $49/hr
    10 - 49
    2023
    London, United Kingdom
    Out Of The Box Systems turned our complex, manual workflow into a high-performance digital asset. - Founder and CEO
  • Coders, A CISIN Company. We work one next to the other with aggressive organizations, brands, and authors to settle on bolder decisions and reveal extraordinary change with client-driven and genuinely client approved advanced items. Vital Business Consulting — Partnering to characterize and gain by extraordinary ... read Coders.Dev reviews & insights

    $25 - $49/hr
    10 - 49
    2010
    London, United Kingdom
    Music Streaming App Development - Epson Kyra
  • Webskitters LTD is a dynamic software development company specializing in UI/UX design, web development, mobile app creation, and digital marketing solutions in London, UK. Our diverse expertise also encompasses real estate, online ordering apps, travel booking engines, fintech innovations, eLearning platforms, and BFSI services. With ... read Webskitters LTD reviews & insights

    NA
    2 - 9
    2010
    London, United Kingdom
    Mobile App Dev & Design for Marketing Agency - President @ Blue Gorilla Digital | Marketing Communications Expert
  • We develop Web services and mobile apps for iOS and Android. We are based in London, UK and Russia, St. Petersburg, working since 2014. More than 2 million people around the world use our apps and web services. ... read Sixhands reviews & insights

    $50 - $99/hr
    10 - 49
    2014
    London, United Kingdom
    Price Point - Anya Bacon
  • Fortnight is an award-winning team of creative thinkers & makers and we help you develop digital products that users can't put down. We believe change shouldn't take ages. Often a Fortnight is enough. We're big lovers of design sprints & agile methodologies, so every milestone ... read Fortnight reviews & insights

    $50 - $99/hr
    10 - 49
    2016
    London, United Kingdom
    Great partnership - Imogen Atkinson

    Why Fortnight?

    • Award-winning studio
    • Scaled startups from the ground up
    • Beautiful designs, expert development
  • We create powerful, user-friendly high performance websites which deliver tangible results. As a professional software solutions and a web development company, our main goal is to provide our customers with the exceptional quality they desire when considering the evolution of their business online. ... read Kol Limited reviews & insights

    NA
    50 - 249
    London, United Kingdom
    ALWAYS outstanding - paul weedon
  • Wellcreator is a high end innovative Software House based in United Kingdom & Pakistan. Established in 2012, We are pioneer in providing superior and world standard solutions for Small to Large Business, Indivisuals; offshore and local. Today we are comprised of a team of genius ... read Wellcreator reviews & insights

    < $25/hr
    10 - 49
    2012
    London, United Kingdom
    They always try to find a solution, and they work above and beyond to keep the customer happy. - Founder & CEO
  • Digital Solz is a One- stop solution agency that provides digital marketing services such as PPC, SEO, Web Design, Web Development, Mobile App Development, E-commerce Solutions, and many others under one roof. Digital Solz is the most trusted name in digital marketing and web design. ... read Digital Solz reviews & insights

    NA
    10 - 49
    2018
    London, United Kingdom
    My experience with Digital solz was so exciting and amazing. - Manger
  • Equaleyes Solutions is a multi-award winning software development company based in London, UK and Maribor, Slovenia. We build mobile digital products, and we develop, manage, and maintain web systems with millions of monthly users. Equaleyes sees things clearly: You want a development partner that really ... read Equaleyes Solutions Ltd. reviews & insights

    $50 - $99/hr
    10 - 49
    2011
    London, United Kingdom
    Great, all rounded service - CEO
  • 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. FortySeven certified ... read FortySeven Software Professionals reviews & insights

    $50 - $99/hr
    250 - 999
    2006
    London, United Kingdom
    Succesful Financial Software Development - Key Account Manager
  • At logicbric, we don't just work; we create. We are a team of passionate technologists, developers, and engineers who thrive on innovation. We believe in the power of collaboration, working hand-in-hand with partners and even competitors to drive positive change in the world through technology, ... read Logicbric reviews & insights

    $25 - $49/hr
    10 - 49
    2023
    London, United Kingdom
    A great and success app development by logicbric - CEO
  • At KeyToTech, we're here to make digital transformation easy for businesses and turn startup ideas into reality. Our goal is to simplify and bring your visions to life. Explore our services: Discovery and business analysis: We chart a clear path from the inception of your ... read KeyToTech reviews & insights

    $25 - $49/hr
    10 - 49
    2017
    London, United Kingdom
    Highly skilled software development team - 사원
  • We’re Lab42 — a seasoned software development partner with 13+ years of experience in building high-impact digital products. Over the years, we’ve developed deep expertise across six key industries: fintech, govtech, e-education, logistics, last-mile delivery, and eSports betting. Our cross-functional teams bring together domain knowledge ... read Lab42 reviews & insights

    $50 - $99/hr
    10 - 49
    2012
    London, United Kingdom
    Lab42 automated our delivery in Latvia and gave us full control over logistics. - Igor Baguta
  • One Beyond is a multi-award winning bespoke software development company, with Headquarters in Farnborough, Hampshire, and engineering centres of excellence in London, Manchester, Madrid, and Bucharest. Since 1994, we’ve created intelligent, cost-effective and intuitive web applications, desktop applications and mobile apps for established businesses, non-profits, ... read One Beyond reviews & insights

    $50 - $99/hr
    250 - 999
    1994
    London, United Kingdom
    Great Software Development Company. - Commercial Director
  • Ciklum is a global Digital Solutions Company for Fortune 500 and fast-growing organisations alike around the world. Our 3,000+ Developers located in the Delivery Centres across the globe, provide our clients with a range of services including Enterprise App Development, Quality Assurance, Security, R&D, Big ... read Ciklum reviews & insights

    $50 - $99/hr
    1,000 - 9,999
    2002
    London, United Kingdom
    They have done a great job! - COO
  • Prolaxies is an AI-powered digital transformation partner based in Holborn, London, UK. We help startups, SMEs, and scaling businesses with branding, website & app development, and AI solutions using FastAPI, Python, Django, and Flutter. Backed by our global delivery hub in Pakistan, we provide affordable, ... read Prolaxies reviews & insights

    $25 - $49/hr
    10 - 49
    2023
    London, United Kingdom
    Exactly the type of team I was looking for.. They are great at design - UI/UX Designer

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