Top App Developers in London
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.
List of Top London Mobile App Development Companies & Developers
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Utility is a trusted mobile app development company delivering high-quality custom iOS and Android applications. With years of industry experience, the team follows research-driven strategies and strong technical expertise to ensure efficient project execution. Backed by skilled mobile app developers, Utility builds scalable, user-focused solutions aligned with business objectives. Visit the website to explore their ... read Utility reviews & insights
$150 - $199/hr50 - 2492013London, United KingdomWithout a doubt, this is the best app development agency in the industry.
- Malcolm Gillian, CMO at Fivestar Training -
*instinctools is a leading mobile app development company delivering high-quality iOS, Android, and cross-platform applications. With self-managing, cross-functional teams and experienced mobile app developers, the company builds custom B2B and B2C solutions. Known for a transparent and flexible development model, instinctools helps businesses create scalable, reliable mobile apps that support long-term growth and evolving business ... read instinctools reviews & insights
$25 - $49/hr250 - 9992000London, United KingdomI was pleasantly surprised that there was no need for hand-holding and project management from our side.
- Nick Slavsky, Engineering Manager at Ada Support -
OpenXcell is a leading mobile app development company delivering innovative, high-quality mobile app development services. Backed by a talented team of mobile app developers and designers, the company builds custom applications tailored to unique business needs. Known for creativity and technical excellence, OpenXcell helps businesses develop scalable, user-friendly mobile apps that drive engagement and long-term ... read OpenXcell reviews & insights
< $25/hr250 - 9992009London, United KingdomThey have an excellent team to work with
- Teremayi MAN'OZHO -
Plavno is a highly regarded mobile app development company helping businesses gain a competitive edge through customized mobile app development services. Leveraging agile practices and domain-focused teams, the company develops apps aligned with specific business objectives. With the best mobile app developer team, Plavno delivers native, hybrid, and cross-platform applications designed for performance, scalability, and ... read Plavno reviews & insights
$25 - $49/hr50 - 2492007London, United KingdomAI-driven Market Research Tool
- Sanja Uzanovic, Chief Market Research Specialist at B2B Business Surveys -
GeekyAnts is a global technology consulting company recognized among leading mobile app development firms helping businesses accelerate digital transformation. With teams across the USA, India, and the UK, the company delivers end-to-end app development, digital product design, and custom software solutions. GeekyAnts combines human expertise with modern technologies to build scalable, innovative applications that support ... read GeekyAnts reviews & insights
$25 - $49/hr250 - 9992006London, United KingdomExcellent bunch of folks
- ashish sharma -
3 SIDED CUBE is a growth-driven app development company with a presence in over 87 countries worldwide. Founded in 2009, the company follows agile methodologies to design, develop, prototype, and manage post-launch activities. Supported by skilled mobile app developers, 3 SIDED CUBE specializes in iOS, Android, and React Native development, delivering scalable, high-performing mobile solutions ... read 3 SIDED CUBE reviews & insights
$100 - $149/hr50 - 2492009London, United KingdomThe company delivers exceptional service, achieving outstanding customer satisfaction and retention.
- David Newton, Personal Assistant at DAVIDSCOUT -
Innovacio Technologies is at the forefront of AI software (Generative AI, LLM, Machine Learning, Computer Vision, Chatbot etc.), app, and web development, offering cutting-edge solutions tailored to meet the evolving needs of businesses in today's digital landscape. Our expert team leverages AI to develop innovative software and websites that drive growth and success for our clients. Our Clients: ... read Innovacio Technologies reviews & insights
< $25/hr50 - 2492019London, United KingdomAn intuitive project management tool
- Deepali Rajput -
TRIARE is a leading app development company delivering high-quality iOS and Android app development services. The company provides industry-focused offerings including mobile app development, custom web development, UI/UX design, and software testing. With over eight years of experience and 225+ successful projects, TRIARE demonstrates strong technical expertise and a commitment to building reliable, scalable digital ... read TRIARE reviews & insights
$50 - $99/hr50 - 2492015London, United KingdomA strong, reliable partner who built our mobile marketplace with excellent communication
- Svitlana Fedoriv, Market Expansion Expert | Customer Success Leader | IT Product Launch at Stadami -
Promatics is a top-rated mobile app development company known for delivering high-quality mobile app solutions across emerging technologies, web and app development, and UI/UX design. Backed by smart, result-oriented strategies, Promatics has served clients in more than 50 countries and successfully delivered over 1,000 projects for small, medium, and large enterprises worldwide.
< $25/hr50 - 2492008London, United KingdomThe working process was exceptional, blending professionalism with a personal touch.
- Michael Matthews, CEO at Galaxy Media -
Emizen Tech is an offshore mobile app development company with 8+ years of industry experience and a team of 150+ skilled mobile app developers. The company has successfully delivered 600+ projects across mobile, web, and desktop platforms. Known for technical expertise, clear communication, and creative execution, Emizen Tech builds scalable, secure, and innovative digital solutions ... read Emizen Tech Pvt Ltd reviews & insights
$25 - $49/hr50 - 2492013London, United KingdomEmizen Tech’s professionalism and clear communication were key in delivering our app on time.
- Ayo Ogunrinde, Operations Director at iCart Ltd -
Junkies Coder is a technology services company delivering enterprise-grade mobile application solutions for organisations across London and the UK. The company partners with businesses to design, build, and modernise mobile applications that support operational efficiency, security, and scalable digital growth. Operating with a governance-driven agile delivery model, Junkies Coder provides expertise in iOS, Android, and ... read Junkies Coder reviews & insights
< $25/hr10 - 492016London, United KingdomThey combined deep technical expertise with responsive support to deliver reliable IT solutions.
- Brian Smith, Caseflow CEO at Caseflow - Advanced Workflow combined with Case and Matter Management -
Cubix is a top mobile app development company serving clients in the USA and globally. The company's Android and iPhone app development services teams have more than 12 years of experience, making them experts in developing, customizing, and integrating complex enterprise-level mobile app solutions, business intelligence analytics, and advanced web and software solutions.
< $25/hr250 - 9992008London, United KingdomGood product can be use
- Rofli Nasuha, Product Executive at Resonet Sdn. Bhd. -
Smartym Pro is a software development company that delivers consumer applications and enterprise solutions globally. From small web applications to BI-enabled IoT backends, and from social networks to workflow automation solutions, we have the expertise to cover any development task!
$25 - $49/hr50 - 2492012London, United KingdomLong term fruitful partnership with Smartym Pro
- Sviatlana Kulakevich, co-founder and CEO at D-Factor Sp. z.o.o -
Leobit is a full-cycle .NET, AI, web, and mobile application development provider for technology companies and startups primarily in the US, EU, and the UK. We have representative offices in Austin, TX (USA), Tallinn (Estonia), Kraków (Poland), London (UK) and the development center in Lviv (Ukraine) with 170+ talented software engineers, architects, QA experts, and UI/UX ... read Leobit reviews & insights
$25 - $49/hr50 - 2492014London, United KingdomI'm outreach link builder with 3 year experince.
- Abdul Rehman Seo, Link Builder at backlinkcrafters -
Maxwell is another brilliant star twinkling in the Digital Sky. Since its inception, Maxwell has had one mission at its hands – to add great value to our clients. We have a bunch of exuberant, dedicated geeks who always look forward to helping businesses to get more out of their investments and are committed to ... read Maxwell Global Software reviews & insights
< $25/hr10 - 492007London, United KingdomMaxwell Global Software demonstrated exceptional technical expertise and delivered a secure, intuitive finance app tailored to our vision.
- Anonymous -
We are a small team of professionals ready to help you build web, mobile and desktop apps.First we will consult you about all technical challenges that can appear. You need to know all advantages and disadvantages before spending any money for development. We will prepare optimal strategy plan for you. When main coding work is finished, ... read DevsEngine reviews & insights
$50 - $99/hr2 - 92019London, United KingdomDevsEngine combined creative problem-solving with flawless execution to deliver an intuitive, high-performing app on time and within budget.
- Anonymous -
Founded in 20th century, Kazma Technology commenced business as a website development. At the time the Web was still in its infancy, and Kazma’s early work focused on CMS and ecommerce installations predominantly for business. As the Web developed, Kazma leveraged its close ties with different companies and quickly gained a reputation for using emerging ... read Kazma Technology reviews & insights
< $25/hr10 - 492012London, United KingdomKazma Technology proved to be a reliable and collaborative partner, delivering a smooth, engaging app that helped us strengthen customer retention.
- Anonymous -
Softexpoit's team of experts combines technical expertise and creativity to develop custom software, mobile app, and web app solutions that meet your specific business/official needs. We understand that every business is different, which is why we offer customized solutions that are designed to meet your specific needs. Whether you're looking to optimize your own business ... read Softexpoit Pvt. Limited reviews & insights
NA10 - 492021London, United KingdomExcellent Job they are working very good
- Khalid Ebanhesaten -
We're a web and app development agency committed to creating meaningful digital solutions. Specialists in mobile and web app development, CRM systems and websites.
$50 - $99/hr2 - 92022London, United KingdomThe Random Stuff delivered a highly polished and performance-optimized app that matched our vision and exceeded expectations.
- Anonymous -
We are an IT service company in the UK. We provide the services of Mobile App Development Services in the UK, Website App Development Services in the UK and graphics designing services, web design agency, web page design, eCommerce website design, Internet marketing, and CMS Development. We provide the solutions in technology, UI/UX, responsive website, ... read WEDOWEBAPPS LTD reviews & insights
$25 - $49/hr10 - 492014London, United KingdomWorking with WEDOWEBAPPS LTD was smooth and rewarding—their team brought structure, creativity, and technical skill to every phase of the project.
- Anonymous -
Red C is an award-winning app development agency based in the heart of ‘Tech City’ - Shoreditch, London. The Red C 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 genuine ... read Red C reviews & insights
< $25/hr10 - 492000London, United KingdomRed-C have done a marvellous job at delivering what we envisaged and their friendly team have made the whole process enjoyable and straightforward
- Dr Saeema Ghafur, Founder & CEO at Psyma -
We are a cutting-edge team that redefines the way people work. Forming meaningful and personal relationships with our clients is very important to us. We cooperate with clients' developers or work as an independent, self-sufficient team. We are capable of going far beyond single apps. We strive to solve the most complex problems and empower ... read Aurity.co reviews & insights
$50 - $99/hr10 - 492015London, United KingdomGreat company to work with
- Danny Hawkins, CTO & Co-Founder at Quiqup -
Over the past few decades, iCentric have launched over 300 bespoke software developments across diverse industries—delivering superior ROI, zero stress, and on-time results within budget. That's the precision we've perfected through our continuously refined development process. Why partner with us? Expertise in cutting-edge architectures like microservices to build robust, transformative applications. End-to-end mastery: From ironclad proof-of-concepts to ... read The iCentric Agency Ltd reviews & insights
$50 - $99/hr10 - 492003London, United KingdomA reliable partner for companies in the hotel industry looking to draw and interact with more online
- Festus Mutuku, Tourism Specialist at Travel Limited -
Lumitech provides custom software development services worldwide, collaborating with businesses across various industries to build strong engineering teams and create exceptional digital products. Our focus is on building AI- and tech-driven development teams to help businesses increase operational efficiency and adapt to an AI-driven industry through custom software, which is now more accessible than ever. ... read Lumitech reviews & insights
$25 - $49/hr50 - 2492022London, United KingdomLumitech delivered a reliable platform with excellent project management and consistently timely execution.
- Mykola Zhurenko, COO at K&Z Design -
World’s #1 Rated & Reviewed App & Web Development Partner, Probey Services is a renowned IT and digital solutions provider, powering innovation for startups, SMEs, and growing organizations worldwide. Headquartered in London, UK, with a strong presence in India and 11 global branches, we combine global reach with deep technical expertise. Our 320+ specialists have ... read Probey Services reviews & insights
< $25/hr1,000 - 9,9992016London, United KingdomSeamless collaboration with outstanding technical execution.
- Tracey McGuire, Director of sales at Market Performance Group -
Saigon Technology is an ISO-certified global custom software development company in Vietnam established in 2012 with offices across the globe: USA (project management office), Singapore, Australia, Switzerland, USA. We offer award-winning custom software development services to startups and enterprises with the power of 400+ top tier software engineers and a mature process. Our ISO-certified Agile ... read Saigon Technology reviews & insights
$25 - $49/hr250 - 9992012London, United Kingdom"Siagon Technologies: A Trustworthy Partner for App Development Success"
- Joe Vita Jr, Ceo at Acehost -
Pocket App is an independent mobile app development agency based in London, UK. We help organisations design, build and grow custom mobile products for iOS, Android and cross platform. Since 2010 we have delivered more than 250 mobile solutions for charities, enterprises and high growth businesses, working with brands such as WWF, Crocus, Optime Group, ... read Pocket App reviews & insights
$50 - $99/hr50 - 2492010London, United KingdomGreat support, lots of ideas and great visuals!
- Gemma Bukel -
Developers with 5+ years of experience in iOS, Android, and the Art of Clear Communication. The development community and our clients back up our expertise: 22 000+ stars on GitHub 33 5-star customer reviews Over 30 tech articles and tutorials available for free 50+ successfully completed projects Our areas of focus: Native iOS and Android ... read Exyte reviews & insights
$50 - $99/hr10 - 492014London, United KingdomExcellent development partner all-around
- William A -
At Memcrab, we build innovative technology products grounded in our world-leading expertise in engineering-intensive fields like AI, big data, high-load systems, and video streaming. We operate under a dual business model. First, as a startup studio, we build innovative tech companies. Most often, we partner with talented entrepreneurs or subject-matter experts from advanced industries, helping ... read Memcrab, llc reviews & insights
$25 - $49/hr50 - 2492010London, United KingdomMemcrab Turned Complex AI into High-Impact Business Solutions
- Tom Calef -
Who are THEY? Since our inception in 2017, we've grown into a remote team of experts, spanning from the UK to Poland. We specialize in delivering tailor-made web and mobile applications, with a keen focus on collaboration and direct client-developer interaction. Our key strength is a consultancy approach to every client. We've had the privilege of assisting a ... read THEY.dev reviews & insights
$50 - $99/hr10 - 492017London, United KingdomGreat! Efficient and clear at all times.
- Ed Rigg, Founder at recdek -
Stakk is the award-winning mobile application development agency specialising in designing and developing scalable mobile applications using modern mobile and web technologies. We choose to work in a unique way, enabling you to scale your designated team according to your exact needs, whether it be on a single task or the entire project. A team ... read Stakk reviews & insights
$50 - $99/hr10 - 492016London, United KingdomSeamless experience from start to finish, producing an app we're thoroughly pleased with.
- Jack Patrick -
About Samyotech – Pioneering Agentic AI & Automation Samyotech Software Solutions Pvt. Ltd. is a leading innovator in AI Agents and intelligent automation systems, empowering businesses across industries to achieve operational excellence through next-generation technologies. With a strong commitment to innovation, precision, and performance, Samyotech has evolved into a trusted partner for organizations seeking to ... read Samyotech Software Solutions Pvt. Ltd. reviews & insights
< $25/hr10 - 492010London, United KingdomProfessional, responsive team delivering quality work with clear communication and reliable support.
- SOLOMON KOFI FERKA, Founder & CEO at FERKA$ LLC -
18+ years of experience | 1500+ successful projects | 30+ prestigous awards for innovation The AI era is here. For ambitious businesses, it’s not just an opportunity; it’s a necessity. At Geeks Ltd, we are your total tech ally for the AI age, guiding you through every stage of your AI Transformation. We demystify AI, transforming complexity ... read Geeks Ltd reviews & insights
$50 - $99/hr50 - 2492007London, United KingdomWhile the collaboration started with promise, shortcomings in project management and transparency ultimately impacted the delivery experience.
- Anonymous -
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 extends its services into quality testing, content ... read Krify UK Limited reviews & insights
< $25/hr50 - 2492005London, United KingdomAmazing Service!! Thanks Krify.
- Nirmal Kumar -
Tech Alchemy is an award winning software design and development agency based in Shoreditch, London, United Kingdom. We are trusted by a mix of large organizations, brands, as well as the most ambitious startups. Our products have been used by millions and received widespread critical acclaim. We are ranked as one of the world's top-rated software engineering ... read Tech Alchemy reviews & insights
$50 - $99/hr50 - 2492016London, United KingdomThe level of work and output has been awesome.
- Nick Doman, Founder & Co-CEO at Ocean Bottle -
HBit Technology is providing our clients with outstanding IT solutions that enable them to successfully traverse and conquer obstacles in desktop, mobile, and web technologies. We provide Flutter Development, React, Angular, Java, UI UX, and many more services.
$50 - $99/hr10 - 491990London, United KingdomHbit delivered a secure, user-friendly HCM mobile app on time and within budget.
- Nick Slavsky, Senior Director of Development at Dayforce -
5StarDesigners has been in the industry of designing and developing mobile apps for a decade, our portfolio spans a wide range of industries including Fintech, healthcare, social networking, real estate, entertainment, etc. We follow practical and seamless processes to deliver on-demand solutions that fulfill your needs. It is our priority to ensure that your apps ... read 5StarDesigners Ltd reviews & insights
$25 - $49/hr50 - 2492013London, United KingdomOur experience has overall been excellent and the support we've received even after the engagement has completed is commendable.
- Frank Najeeb, Manager at WillPort Trust -
NEXT.JS, SANITY & EXPO AGENCY What sets us apart in the world of technology agencies is our focused expertise. We are a narrow, highly experienced Next.js, Sanity and Expo agency. This specialization allows us to delve deep into these technologies, staying at the forefront of industry trends and innovations. When you choose us, you're not just paying for ... read Pagepro reviews & insights
$50 - $99/hr10 - 492010London, United KingdomReliable App Developers with a Vision.
- Hannah Scott, Product Owner at Veygo -
Versich is a leading digital transformation consultancy specializing in custom website development, mobile applications, Data and BI solutions, and cloud computing services for businesses, entrepreneurs, and individuals worldwide. The company helps transform your business with NetSuite transformation services, data and technology solutions, and innovative software development, delivering scalable, efficient, and technology-driven results.
$25 - $49/hr10 - 49London, United KingdomTheir client engagement was second to none
- Sarah Mitchell, Marketing Director at JPMorganChase -
We Transform Your Ideas Into Reality – With Awesome Apps! Applify is a rapidly growing app development agency based in London, UK – with a focus on developing apps that people love to use and talk about. We have the best team that works with full efforts and sincere dedication to bring your app into ... read Applify reviews & insights
$25 - $49/hr50 - 2492014London, United KingdomDid a great job in delivering the app's design in planned time
- Sachit Soni, VP - Transformation Services, GBS Lead at Genpact US -
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 applications for its clients.
$25 - $49/hr50 - 2492002London, United KingdomMobile Orchard KPI app
- Paul Kinser, Chief Information Officer at at Auvil Fruit Company -
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 is valued and incentivized, promoting a highly skilled and motivated ... read Alpha Cogs LTD reviews & insights
$25 - $49/hr2 - 92017London, United KingdomA quality team with no BS at prices that make sense
- Agency founder helping brands generate greater awareness and positive ROI through programmatic adver at Advant Technology -
Powering global businesses with innovative software solutions. That's Rudra Innovative Software. Founded in 2008, we're a Clutch top 15 software outsourcing company, ISO 9001:2015 certified, and have a proven track record of 1500+ successful projects across 90+ countries. Digital Services We Excel In: Web Development UI/UX Design Mobile App Development Custom Software Development IT Consulting ... read Rudra Innovative Software reviews & insights
< $25/hr50 - 2492008London, United KingdomRudra Innovative Software provides high-quality work and has excellent communication skills.
- Jeffrey Schwartz, Founder at SureSale Certified -
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. Let us take you through app design, development, release, marketing, ... read Ingenious App Studios reviews & insights
$50 - $99/hr2 - 92018London, United KingdomIngenious App Studios has been incredibly professional, responsive, and patient, making the entire development process seamless and detailed.
- Rachel Clark, Founder at EquiApp -
SovTech is the leading software and mobile app development company in the UK, delivering innovative development and digital transformation services to businesses across the globe. With a team of experts in fields ranging from mobile app design to artificial intelligence, SovTech helps businesses scale by building world-class native and hybrid apps that drive growth, efficiency, ... read SovTech reviews & insights
$25 - $49/hr250 - 9992012London, United KingdomAnora Technologies
- Anora -
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 appreciated for their highly interactive UI/UX design, and flawless functionalities that help startups ... read CodersGlobe reviews & insights
< $25/hr10 - 492020London, United KingdomMobile App Development success
- Kyle Krch, Half Billion ++ In Residential Real Estate Sales | Entrepreneur | Biz Scaler at Pareto Peak -
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 always ahead of the curve in an ever-evolving technological world. ... read Nasnix Pvt Ltd reviews & insights
$25 - $49/hr50 - 2492021London, United KingdomNasnix is always very responsive, open, and willing to find alternatives when necessary.
- Margarita Abremskaya, Human Resources Specialist at DVL EXPRESS -
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 for ambitious brands around the world, freeing them up to ... read Pixated reviews & insights
$50 - $99/hr2 - 92018London, United KingdomThey are highly skilled and experienced
- Aurora Cohen
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