Mobile App Agencies in London

Top UK React Native developers ready to build your mobile app. Expert-vetted agencies, fixed pricing & fast delivery - start your project in 48h

Free consultation, no commitment required

London

The best Mobile App Agencies in London

KeyToTech logo

KeyToTech

Verified

We help startups and companies develop and launch agile software products

KeyToTech is a software development agency. We deliver AI, mobile, web, and backend services to companies worldwide.

(0 review)
28 employees
London, United Kingdom
Visit Website
Duck.design logo

Duck.design

Verified

You need design done. Just get it!

Your brand designs are too important to be left in the hands of unreliable freelancers or expensive creative agencies. Why not hire an experienced, full-time designer who knows you by name and your brand by heart?

Since its creation, Duck.design has been able to capitalize on a number of areas that currently constitute its strength:

- Logo, Brand Guide, Style Guide;

- Graphic Design;

- Web Design;

- UI/UX Prototyping;

- 3D Design;

- Game design;

- Explainer Video, 2D Animation, GIF.

See more...
4.7 (29 review)
82 employees
Greater London, United Kingdom
Visit Website
Creative Navy logo

Creative Navy

Verified

Only senior designers. Evidence-based approach.

Creative Navy is a UX/UI design studio that tackles complex, high-stakes projects for professional and industrial applications. Using an evidence-based approach, they create intuitive, resilient interfaces for sectors like healthcare, manufacturing, automotive, and energy.

They are specialists in embedded GUIs and touch interfaces for mission-critical systems—from surgical and diagnostic devices to automotive HMIs and marine control panels in extreme environments. Their work balances design finesse with operational realities such as latency, constrained screen space, and use under stress, backed by rigorous testing for clarity, cognitive load, and performance in edge cases.

Beyond embedded systems, they design technical tools for engineers, clinicians, and analysts: B2B platforms, native desktop apps for research, and real-time data visualization. Their process integrates deep domain understanding, regulatory awareness, and the logic of expert decision-making.

With teams in London, Berlin, and Basel, Creative Navy blends global insight with Germanic precision and Swiss reliability. Clients like Miele, Bosch, and Ford value their mix of design excellence, engineering alignment, and strategic thinking.

Customers:

✅ Automotive: Jaguar, Hyundai, General Motors, Mazda, Ford

✅ Medtech: B Braun, Medtronic, Zethon, UnitedHealth Group, Humana, Johnson & Johnson, HCA Healthcare, Merck, Siemens Healthineers, Gilead

✅ Saas: Hubspot, Adobe, Zendesk, eToro

✅ Technology: BAE Systems, Siemens, Infineon Technologies, Miele, Philips, Bosch

✅ AI: Perplexity, Arlq, Owkin

✅ Finance: JPMorgan Chase, Bank of America, Goldman Sachs, American Express, Barclays

✅ Public bodies: UNICEF, OECD, Government of Canada, GOV.UK (GDS), Bundesagentur für Arbeit

✅ Other: Amazon, Walmart, ExxonMobile, Hilton, Comcast, PepsiCo, Delta, Linde, Shell, Deutsche Telekom, DHL, E.ON, Discovery Channel

See more...
5.0 (21 review)
16 employees
London, United Kingdom
Visit Website
Fulminous Software logo

Fulminous Software

Verified

WE LOVE TO BUILD ASK FOR IT AND HAVE IT

We are Fulminous Software, a skilled web and mobile app development company with a proven history of creating popular and profitable apps. We're known for our knack for enhancing existing apps and websites to make them even better, ensuring people keep downloading and enjoying them. Our dedicated team is here to turn your ideas into reality.

The company’s biggest strength is its team which I a mix of most ingenious and focused individuals who are adroit in whatever they do. They believe in delivering flawless and reliable solutions to clients that match business needs and drive business growth. We are looking for strategic partnerships from around the globe. If you are interested please contact us today.

Client's Feedback About US:

https://clutch.co/profile/fulminous-software-private#highlights

https://www.bark.com/en/in/company/fulminous-software-private-limited/9AKJO/

Our Key services:

* Custom Software development

* Mobile App Development (Android App, iPhone App, Cross-Platform App)

* Custom Game Development (AR, VR, iOS, Android, NFT, Metaverse, 2D, 3D)

* Salesforce Development (Lightning, Implementation, Consulting)

* Web Development

* Mobile Game Development

* Desktop Game Development

* Xamarin App Development

* Wearable Devices App Development

* Enterprise App Development

* CRM & ERP Development

* Digital Marketing

See more...
5.0 (38 review)
124 employees
Clarendon County, United States
Visit Website
Sigli logo

Sigli

Verified

Software development, Web development, Data Solutions, AI, ML.

Sigli is a forward-thinking software development company specializing in digital product development and digital transformation.

Our mission, ‘Data Science with Purpose, Innovation with Impact’, drives us to transform innovative ideas into practical solutions. Our services encompass the entire development lifecycle, from initial concept to implementation, ensuring every product we build is high-quality, scalable, and future-proof.

Sigli assists businesses in navigating the complexities of digital transformation, modernizing their operations, enhancing customer experiences, and maintaining a competitive edge in the ever-evolving digital landscape. Our team's deep expertise, combined with a commitment to leveraging the latest technologies and best practices, ensures we deliver impactful results for our clients.

Our dedication to excellence is further demonstrated by our ISO/IEC 27001 certification, the leading standard for Information Security Management Systems (ISMS). This certification underscores our commitment to maintaining the highest standards of information security, making us a trusted partner for businesses looking to thrive in the digital age.

See more...
5.0 (10 review)
115 employees
Antwerp, Belgium
Visit Website
Cab Engine | Digital Agency logo

Cab Engine | Digital Agency

Verified

We specialise in building high-performance teams to power your entire marketing engine.

A trusted UK agency of 20 years, our unique partnership model has been the foundation for our client's success. Working with brands all over the world, our dedicated digital teams have driven significant results for our clients tech platforms and performance marketing.

See more...
5.0 (5 review)
35 employees
Warwickshire, United Kingdom
Visit Website
Instinctools logo

Instinctools

Verified

Your AI-powered Engineering Partner

Meet *instinctools - a global AI-powered software engineering company with over 25 years of experience.

We help both SMBs and Enterprises build robust, scalable software solutions that excel in functionality and design.

Our core services include:

  • Agentic AI enablement
  • Custom software development enhanced by deep AI expertise
  • Digital product engineering
  • Business process automation
  • Legacy system modernization
  • Advanced data analytics and visualization
  • Cloud infrastructure and DevSecOps

Headquartered in the USA (Maryland) and Europe (Germany), *instinctools offers convenient locations for meeting and collaborating directly with our clients.

We have development centers in Poland, LATAM, India, and Kazakhstan that combine global expertise with a strong price-quality balance to ensure exceptional results across time zones.

Our work is backed by ISO-certified quality standards, strategic partnerships with leading tech platform, and a long-standing commitment to engineering excellence. Instinctools holds a broad portfolio of regional and industry-specific certifications, including CIR, HIPAA, and other compliance frameworks required for regulated markets.

The 2025 Annual Customer Satisfaction Index is 9.1 out of 10.

See more...
5.0 (10 review)
400 employees
Stuttgart, Germany
Visit Website
Agile Cyber Solutions Limited logo

Agile Cyber Solutions Limited

Verified

Transforming Ideas into AI-Driven Web and Mobile Apps.

Founded in 2012, Agile Cyber Solutions has been helping startups and small and medium enterprises (SMEs) grow with reliable custom software solutions. We specialise in developing AI-integrated products and services that empower SMEs to deliver innovative, modern solutions to their customers. With expertise in both open-source AI models (for privacy-focused solutions) and commercial AI models (for cutting-edge capabilities), we tailor our approach to meet your unique needs. From automating workflows to improving customer experiences, our tools drive efficiency, reduce costs, and enhance the value of your products and services. Get in touch to explore how our AI-powered solutions can transform your business.

Our success is rooted in a clear and deliberate approach. We believe in collaboratively challenging solutions and technology choices to refine and align them perfectly. By deeply engaging with business use cases and implementation, we add value beyond coding, turning ideas into practical, impactful solutions. We pride ourselves on the honesty to say no to requests we cannot deliver. By staying super-focused on development and collaborating with experts for areas like UI/UX and SEO, we ensure that every aspect of your project receives the specialised attention it deserves.

With a development team in India and a customer-facing team in the UK, we offer the best of both worlds: strong technical expertise and local understanding. Over the years, we’ve successfully delivered more than 350 projects for SMEs across diverse industries, earning a reputation for reliability and innovation.

Still unsure? Work with us risk-free. We are so confident in the quality of our solutions that we offer a no-risk, money-back guarantee. If we don’t deliver as promised, we’ll refund your investment—no questions asked. Contact us today to learn more about our offerings and start your risk-free journey to discovering how we can help your business grow.

See more...
5.0 (10 review)
70 employees
London, United Kingdom
Visit Website
Supercharge logo

Supercharge

Verified

we build AI‑enabled digital products

At Supercharge, we create game-changing digital products positively impacting millions of lives around the world. As an end-to-end digital agency we support you through the entire life of your product, from strategy and design through data and AI-empowered development to ongoing support.

See more...
(0 review)
232 employees
Amsterdam, Netherlands
Visit Website
Pearl Lemon logo

Pearl Lemon

Verified

AWARD WINNING SEO & B2B LEAD GENERATION AGENCY

Pearl Lemon are a multi-award-winning SEO, Lead Generation, Content and Sales Agency based in London but serving clients Worldwide.

We'd love to help you grow your company Tired of underperforming agencies?

Want to close B2B and B2C deals?

Looking for a company that is transparent?

Someone who can guide you through the process from start to finish?

Want to rank page 1/rank 1 of Google with white-hat links?

Want to a team you can talk to daily, have weekly calls and understand EXACTLY what's going on?

If any of this sounds like you - then we ABSOLUTELY need to talk.

We'd love to help you with your online growth journey and see if we can achieve massive success together

Book a call with Ion (pronounded E-on) to get started today:

http://pearllemon.com/ion/

OR add him on Whatsapp directly: +44 7746 279127

See more...
5.0 (48 review)
50 employees
London, United Kingdom
Visit Website
TRIARE logo

TRIARE

Verified

TRIARE unlocks IT potential of YOUR business

TRIARE is a WEB and MOBILE software development company based in Europe. We are delighted to offer our services as your long-term partner, taking all technical matters off your shoulders and allowing you to focus on your business development.

YOU WILL GET:

In-house team. Work with a dedicated team that is 100% focused on your product and located in the same office.

Efficiency & transparency, as our process is based on Scrum methodology and managed by certified Scrum Masters.

Fast result. Working with us, you will get the first result in 1 week.

High quality, as TRIARE has well-established processes of software development and experienced specialists.

Full cycle development. Our company covers all stages of development, handling everything from Discovery and prototyping to Design, development, and maintenance.

IP rights. From the very beginning, you are the only owner of the intellectual property of your project materials: source code, design, documentation, etc.

Warranty period will be provided for your system for free.

ASPECTS OF OUR MINDSET:

- Focused on results. We are focused on the result of your business with an understanding of the real goals and KPIs that our team should achieve.

- Solution Provider. It means that we always come to you with solutions, not with questions. We take all technical aspects of the project off your shoulders, allowing you to focus on the marketing and business strategies.

- We go the extra mile. Being a proactive company, we always think and take a step ahead.

TECHNOLOGIES WE USE:

- Mobile app development: Kotlin, Java, Swift, Objective-C.

- Cross-platform development: Flutter, React Native.

- Web frameworks: Node.JS, React.JS, PHP, Ruby on Rails.

See more...
5.0 (11 review)
50 employees
Cherkasy, Ukraine
Visit Website
Scalara Labs logo

Scalara Labs

Verified

Engineering the infrastructure behind your next stage of growth

Scalara Labs is your strategic engineering partner for the design & build of scalable, reliable digital products and platforms. We deliver architecture-led solutions across backend systems, real-time data, web and mobile applications, cloud-native infrastructure, browser-based gaming and AI enabled workflows.

See more...
(0 review)
20 employees
Dubai, United Arab Emirates
Visit Website
Magora logo

Magora

Verified

PRODUCT DEVELOPMENT TAILORED FOR YOUR BUSINESS

Magora is an AI, Web & Mobile product consultancy that offers digital services to businesses across a broad range of industries, including Healthcare, Education, Retail, eLearning and eCommerce. Whether a custom AI product, B2C or a B2B project, iOS or Android app, first of all, we take the time to understand your goals, your product and the end-user’s needs. Our software development cases are loved by users for their convenience and appreciated by customers for the real value they add to your business.

See more...
5.0 (6 review)
49 employees
London, United Kingdom
Visit Website
U1CORE logo

U1CORE

Verified

U1CORE — B2B Full-Cycle Product Development Bureau for Innovative SaaS Brands

U1CORE specializes in exceptional design solutions for companies in B2B, AI, SaaS, Web3, and other industries. We use the latest technologies to create designs that look great and deliver real business results.

Our user-first approach and focus on emerging technologies allow us to create seamless, growth-driven designs that drive conversions and engagement, all while delivering fast, high-quality solutions.

We offer comprehensive design, developer, marketing, leadgeneration services, including Product Design, Web Design, UI/UX Design, 3D and other services tailored to meet the specific needs of industries like B2B, AI, SaaS, Web3 and other niches. We can either calculate the cost of your project and fix the price, or offer a subscription for ongoing needs.

Design Subscription

Our monthly subscription gives you unlimited design requests, fast 1-2 day turnaround, dedicated project management, and unlimited revisions. Pause or cancel anytime — no project-by-project hassle.

Services: Product, Web, UI/UX Design, marketing, leadgeneration, 3D.

Industries: AI, SaaS, Web3, B2B.

Pricing: Choose between a monthly retainer subscription for continuous design support or fixed pricing based on your project requirements.

Let’s collaborate and elevate your product!

See more...
5.0 (3 review)
40 employees
London, United Kingdom
Visit Website
Timspark logo

Timspark

Verified

Core Teams for complex builds—custom software, AI/ML, data, cloud, and DevOps.

Timspark is a custom software partner that goes beyond headcount. We curate pre-built Core Teams—architects, engineers, QA, and DevOps with clear ownership—to deliver measurable outcomes, not just CVs. Clients choose us to build modern web and mobile apps, move to cloud-native architectures, implement AI/ML and data platforms, and optimize CI/CD—plus Salesforce integrations and QA. Recent wins span microlearning platforms, cybersecurity scale-ups, IoT telemetry, BIM/point-cloud automation, and pharma analytics. Whether you need team augmentation or end-to-end delivery, we plug in quickly, de-risk execution, and help you scale with confidence.

Services: Custom Software • Team Augmentation • Dedicated/Core Teams • Mobile • Cloud & DevOps • AI/ML & Data • Salesforce • QA & Automation.

See more...
5.0 (3 review)
50 employees
London, United Kingdom
Visit Website
GWC Tech Hub Limited logo

GWC Tech Hub Limited

Verified

Digital Marketing Agency and Web Developer Company. Unveiling digital technology

Digital Marketing Agency and Web Developer Company. Global World Connection (GWC) is a technology-oriented company (Tech Hub) and a digital marketing agency that helps in promoting unknown businesses that wishess to be known globally in the nearest future. Our aim is to reform businesses and make available top-class support services and solutions to young business owners. Founder: Kalu Silver C (Chukwuebuka)

See more...
5.0 (24 review)
30 employees
Enugu, Nigeria
Visit Website
NetMonkeys Ltd logo

NetMonkeys Ltd

Verified

Helping your business perform at its best every day

We're NetMonkeys, a boutique Managed Service Provider with offices in Manchester, London and Nottingham. With over 15 years of experience, we specialise in delivering tailored IT managed services, bespoke software solutions ERP solutions, and cutting-edge AV systems, including AI services to businesses across the UK

As a trusted IT partner to businesses across sectors like manufacturing, retail, e-commerce, and professional services, we pride ourselves on our personalised approach and commitment to innovation. Our team of experts ensures seamless IT support, robust cybersecurity, and transformative tech solutions that empower our clients to grow their businesses.

We're also proud members and official AI partners of the East Midlands Chamber of Commerce.

At NetMonkeys, we’re more than a service provider – we’re your strategic technology partner.

See more...
5.0 (1 review)
35 employees
London, United Kingdom
Visit Website
Logicspice Software logo

Logicspice Software

Verified

Custom Mobile App & Software Development Company

Logicspice is the trustable and reliable IT company, offering customized ready-to-install software scripts and a dedicated team of mobile app developers and web developers. The company provides cost-effective solutions along with efficient maintenance and support for clients, setting us apart from others.

We are a customer-centric, intelligent, and custom mobile application development services provider. Logicspice has been making a significant difference in the web and mobile app development business since 2006. The company provides fully customized mobile applications and website development, delivering ready-to-install software scripts for both startups and enterprises. Our web expertise focuses on creating result-oriented e-commerce solutions, brand-oriented website design and development solutions, user-friendly iPhone and Android applications, and inventive ready-made product scripts that enhance our clients’ online growth.

Recently, we have expanded our services and products to meet the evolving needs of our clients. Our New Services:

• AI Development

• Blockchain Development

• Video Creation

• Next.js Development

Our New Products:

• Staffing Agency Software

• Seat Booking Software

• Doctor Appointment Scheduling Software

• Salon Booking Software

• Car Wash Software

• Other Booking Solutions

• Applicant Tracking System

• HRMS Software

• Matrimonial Software

• Custom Dating Software

In addition to these, we also offer ready-to-install software solutions, such as:

• Fiverr Clone

• Groupon Clone

Job Board Software

• Real Estate Script

• Linkedin Clone

• RMS (Recruitment Management Software)

• Logistic Marketplace Software

• Equipment Rental Software

• Inventory Management Software

LogicSpice has a global presence, having successfully served over 1200+ clients worldwide, mainly in the USA, UK, Australia, and India. With our technically skilled and expert mobile app developers, our clients get a dedicated team working for them, almost like setting up a virtual office on a full-time basis.

See more...
5.0 (7 review)
50 employees
Beverly Hills, United States
Visit Website
Thunk logo

Thunk

Verified

Turn opportunities others miss into digital products, services & ways of working that keep you ahead

Thunk...

...de-risks innovation to help you grow with confidence

If you dont innovate these days you become irrelevant quickly.

We help organisations lead by designing their future products and services right now. Not just strategy, we get stuck in, prototype stuff, then test it with real people and real scenarios to make sure its got legs.

...delivers results you can get hold of and point to

Sure, we advise and define strategy, as well as implement lean processes alongside you and your stakeholders. But we also stick around to execute ideas, working with your existing team, or independently, to get results you and your users get excited about.

...brings a world-class approach to your product

With leaders that have walked the walk at world renowned organisations and a commitment to the very highest levels of product design and user experience. From discovery and concepting, through product strategy and design, to prototyping and validation - making sure bold ideas turn into working realities.

See more...
(0 review)
5 employees
London, United Kingdom
Visit Website
TechGropse Pvt. Ltd. logo

TechGropse Pvt. Ltd.

Verified

Next-Gen Apps for Next-Gen User

TechGropse is a leading mobile app development company headquartered in Dubai with a prominent global presence in the UAE, USA & India. Established in 2015, we transform innovative ideas into reality, becoming a go-to name for businesses seeking stunning, high-performance mobile applications.

Vision and Mission We help businesses grow by developing stunning mobile apps that users love. Our mission is to deliver high-quality, personalized solutions that meet the unique needs of every global client as a dedicated partner in your success.

What We Do & Strategic Services TechGropse offers end-to-end services to meet all your digital transformation needs:

Custom Mobile App & Software Development

Expert UI/UX Design & Prototyping

Cross-Platform & Native App Development

Maintenance and Support

AI Chatbot Development

Machine Learning & AI Implementation (Agentic AI)

Advanced Cloud Computing & DevOps

Innovative IoT Development

Industry Expertise We excel in developing apps for: Healthcare, FinTech, Logistics, Construction, Retail, Ecommerce, Energy, Insurance, Travel, Electric Vehicles (EV), and Real Estate.

Why Partner With Us Using a stack like React, Node.js, Python, and Flutter, our client-focused team is committed to quality, timely delivery, and affordable pricing. We build long-term relationships through collaboration.

Connect With Our Global Offices:

USA Office: +1 267 327 4760

Dubai HQ: +971 527 984 766

Email: info@techgropse.com

Visit: https://www.techgropse.com/contact

See more...
5.0 (101 review)
100 employees
Dubai, United Arab Emirates
Visit Website