Top 50 Mobile App Developers in the UK

Rantmedia developed an app for a cybersecurity firm. They used the client’s existing assessment methodology, which was spreadsheet based, to develop an app that would perform the same tasks but be much more user friendly while still being extremely secure. The client was still in the testing phase of the project but reported being extremely happy with the product so far. 

“They never encountered something that was too challenging for them to handle, and it was quite a complex program. They were always very accommodating and took on the work with an incredible amount of grace.” – CTO, Cybersecurity Firm
 

hedgehog lab created a series of successful apps for a large Norwegian energy company. Designed for both iPhone and iPad, the apps were made to inspire creativity and engagement within key audiences. Workmanship aside, the client also recognized their professionalism and proactive approach.

"We really enjoyed working with the hedgehog lab team. Their company is efficient, helpful, friendly, and delivered perfectly on time to a very high standard." – Web Editor, Norwegian Energy Corporation

Intellectsoft created an e-commerce app with matching backend infrastructure, then integrated it into the client’s blockchain technology. Transforming the given creative demands into a satisfactory product under a strenuous deadline was deemed impressive, as were their communication skills and determination.

“We've given them a challenge, and they've met it, which is why Intellectsoft has become our leading service provider for technology development.” – Program Manager, Holding Company

Fueled designed a bidding-style app for a company that deals with nightlife reservations. They built the app from scratch, taking into consideration what the company wanted, as well as giving advice. The app had a lot of functions, such as a list of venues, submission options, and tools that allowed notifications to be sent from venues.

“They’re incredibly efficient in the work that they do and know what they're doing in design, coding, and executing their ideas. They have a great understanding of what's current and get things done very quickly compared to others.” – Founder, Mobile App

Offering both a strategic perspective and development skill set, Mubaloo developed a native iOS and Android app to facilitate exchanges between investment managers and investors. The project was successfully completed on time and on-budget and convinced the client to retain Mubaloo as a digital consultant.

"Mubaloo was refreshing to have for this initiative; their insight, approach, and knowledge was invaluable." – Solutions Director, Investment Firm

Magora developed two apps and provided a range of services to a conference organizer, including web and graphic design, full-stack development, and database maintenance and development. The client appreciated Magora's expertise, timeliness, and overall efficiency in project communications and completion.

“I would say they are the best outsourced firm we’ve ever worked with. Their project management skills are great – very transparent and very responsive to communication about fixes being urgent.” – Founder, IT Conference Organizer

Under a tight deadline, Ready4S developed and implemented an app solution to give the client’s employees easier access to customer data. The team earned praise for its cooperative approach, project management skills, and quality results.

“I am pleased with our effective cooperation with Ready4S. … I highly recommend Ready4S as a reliable partner.” – Former Sales Support Director, Global Bank

DMI developed a mobile app on Windows for a large hotel group, providing extensive user experience research and design input such as wireframes and mood boards. Their work stands out for mobile, branding, and data management.

“They tend to think about the end product as a more marketable product. They don't just look at achieving the KPIs [key performance indicators] of the product owner here internally, but also looking to provide fantastic feedback in terms of how certain features or functions can be marketed.” – User Experience Lead, Large Hotel Group

Apadmi developed an app that enables customers of a large digital retailer to make in-store purchases and manage their accounts. From technical development to ongoing support and expertise, the client enjoyed the company's skill and flexibility and continues to trust in their partnership.

“Our collaboration has led to a number of successes with the mobile app — I wouldn't change a thing.” – Channel Manager, Global Financial Service

An online history encyclopedia hired Geeks to build a web app for extracting content from other websites. The client's key challenge was ensuring that the web app could handle a high volume of data. Geeks developed custom software featuring a user-friendly frontend and a backend capable of extracting significant amounts of data. Finally, Geeks created a JavaScript library that the client can sell to other businesses. The client appreciated Geeks' creativity and innovation.

"Our visualization engine can generally handle ten times more data and the average JavaScript library. We’ve had no problems with the stability of their code. The server has always been perfect." - Co-Founder, Online History Encyclopedia

nomtek developed a mobile app to encourage the use of the client’s existing software tool, offering their technical expertise and capabilities in app optimization. They impressed the client with their coding, product development, and “tidy” end-to-end project management.

“There is nothing that I can think to improve. Overall, we were pleased by the collaboration. I would give them high marks for every factor.” – CTO at Educational Organization

3 SIDED CUBE developed a series of complex iOS and Android apps that were “immensely successful” in the eyes of their client, achieving 8.7 million downloads overall. The team was lauded for its business understanding and creative problem solving, while the app was praised for its functionality.

“3 SIDED CUBE will always make the app do whatever we want it to do, but in a way cooler or better-looking way than we had anticipated. This is what I mean by creative.” – Former Digital Engagement Senior Director, Humanitarian Aid Nonprofit

The Distance App Developers worked on mobile app development for a self-guided walking app. They designed and developed native mobile apps for iOS and Android. In addition, the team integrated a GPS tracking system into the app to enhance the user’s experience and provide additional functionality. The client was impressed with the positive feedback the project received.

“The app has received positive feedback and was the subject of an article in GQ magazine. The initial reviews on The App Store have been great.” – Founder, Self-Guided Walking App

Tapptitude developed an app prototype for a food ordering company. They executed the food ordering company’s vision perfectly and were retained to develop the full product. Some app features Tapptitude developed included platform signup, payment systems, and restaurant menu integration.

“The proof that I’ve been happy with Tapptitude is that we’ve continued working long-term, even though I’ve had the option to use in-house developers. I felt that the communication was great and, most importantly, the quality Tapptitude provides is amazing, as is the communication.” – CEO, Food Ordering App

A beauty salon hired Digiryte for their digital development services. The agency developed a customized software that included automated billing, customer reviews, and more. The software is easy to use and has brought in new customers. 

"I’ve shown my website to a few people, and they’re all impressed. I can use the software with ease, and it captures all the data that I wanted. People come to the salon after seeing the look and feel of the webs."–VP Technology, Beauty Salon

A software development company hired Matellio to produce an app used to rate conferences users have attended. The app was developed for iOS, Android, and the web. 

"I've had a lot of really good user feedback—people really like it. Both the app and the website run smoothly. " - Owner, Software Company

Novoda configured a desktop application and built an Android prototype for a system-optimization software company. Their team coded the main functionalities and inserted an in-app purchasing feature. The app gained over 50 million downloads and a 4.4-star rating on the Google Play Store.

"Last December, monthly revenue for CCleaner was about $100,000. I attributed these metrics to the freemium model and Novoda’s collaborative efforts." – Head of Product, System Optimization Company

A university wanted a WordPress website for a conference it was hosting. Netsells designed and developed the site, and they also created a logo for the conference.

"We were really pleased with the services received from Netsells. The Conference Chair and our team were very happy with the final result. Netsells ensured the website was suitable and made to our specifications." - Marketing & Development Officer, University

Brightec developed the front and backend of an iOS and Android app for a global housewares company. App users responded favorably, while the client appreciated the team’s savvy branding, responsiveness, and high quality deliverables.

“The app works really well and has a clean look and feel to it. Brightec did a great job.” – Digital Manager, Global Housewares Company

From minimum viable product (MVP) to finished product, STRV developed a smart fragrance app for iOS and Android. The team’s speed, efficiency, and comprehensive expertise impressed the client throughout.

“It’s been impressive for us to work with STRV because they’ve been able to problem-solve different aspects that had never been touched or done before in this industry. It’s rewarding to work with an incredible team of smart people who can solve problems that don’t exist yet.” – Co-Founder, Consumer Electronics Startup

Waracle developed an intuitive and easy-to-use app to showcase the client’s intellectual capital and real estate information. Faced with a rigid timeline, the firm delivered an innovative and successful product from their deep experience in development.

"Their technical expertise with mobile apps is second to none." – Director, Real Estate Company

Thoughtbot’s team helped the client develop a custom software solution aimed at enhancing consumer advocacy. With deliverables mostly on the back-end, the client valued the estimable coding skills, rapid completion time, and commitment to quality.

“They provide a consistent level of service that I haven’t seen from agencies or even our in-house team. Their engineering standards, development standards, and the way that they have that consistently through their team is very impressive.” – Head of Product, Consumer Interest Nonprofit

A fashion retailer wanted to have a mobile app to go along with their retail website. They hired ribot to develop this new product. The team engineered a native iOS app with an array of cutting-edge features like swipe-to-pay checkout, interactive shopping, push notifications, and click to call customer service.

"Since its launch, the iOS app has been our highest converting digital channel. The open rate on our push notifications for the app was approximately 5–10 times the norm for an e-commerce benchmark client." — Head of Strategy, Fashion Retailer

Exploding Phone Limited worked with a paper and plastic retailer and developed a B2B e-commerce mobile application for PC, iOS and Android. Key features on the app include SAP ERP integration for orders and inventory and custom UI/UX templates for customers. The client was impressed with the team's work.

"They never made the process difficult. The team explained their work so that even someone with a non-IT background could understand it. They were upfront about their capabilities and the challenges of what we’d ask for, but they fully committed to the work." – Group IT Director, Packaging Company 

Despark worked with an e-learning company. The client and Despark formed a business model before creating the UX/UI design for its new platform. Despark will execute the mobile application together with them in the future. 

"They [Despark] delivered what they promised and what we thought would be best practices. They helped us create a nicer format than we’d imagined." - CEO, E-Learning Platform

ustwo partnered with a large bank to assist with a geolocation-based project. The team provided UX strategies to use in the development of the prototype. They pleased the client with their productive work ethic and range of skills.

“Their ability to move very quickly was something that set them apart when we were observing how they work. They had a fantastic developer with us early who was great regarding business.” — Executive Manager, Large Bank

MyOxygen developed a multi-device mobile app for an ambulance service to help map field resources, assess incident impact, and coordinate routes more effectively. The app is widely used by its target audience. The client found the team to be highly attuned to their needs throughout the project and pleasant enough to share a laugh with.

“I’ve always been impressed with their innovation, approachability, professionalism, flexibility, and ability to look forward.” – Resilience Officer, Emergency Ambulance Service

When a private dating club needed a mobile app to attract and retain club members, they hired Borne Digital to get the job done. Borne Digital designed and developed the app, which allowed dating club members to receive notifications about upcoming events and RSVP. The app improved the client's key metrics – evening the women-to-men user ratio from 80:20 to 60:40 and improving sales.

"I loved the personality of the founder and [the team's] strong design skills, and I was actually happy with the price point. Handing over that money as a very small business, I felt like I'd gotten value for it. Other, bigger agencies I’ve spoken to didn’t understand what it was like to run a small business." – Founder, Private Dating Club

Corporation Pop started working with a sports network company and created their iOS and Android app and product branding. The client was particularly pleased with their attention to UX.

“They’re fantastic. They kept me updated every week. If there was something I needed that was going to delay the project and go over the budget, they weren’t bothered.” – CEO, Sports Network Company

Ampersand & Ampersand worked on mobile app development for a healthcare platform. They developed iOS and Android apps for the healthcare sector, capable of integrating with various APIs. The client was impressed with the positive feedback the project received.

“People like the app so far. Ampersand takes their work very seriously.” – Entrepreneur, Healthcare Platform

Zudu worked with an interview platform. The team conducted research and developed an iOS and Android app allowing mobile use of a complex video web platform for corporate environments. Rather than seeing the project as a one-time development or opportunity for upselling, Zudu's team had an awareness and appreciation for the ultimate goal of the platform.

"They [Zudu] have a commercial awareness of what we’re trying to achieve. Rather than trying to upsell us, they talked to us in terms of what we needed on a step-by-step basis. This commercial awareness is different than most developers (app developers in particular), in my experience." – Managing Director, Interview Platform 

Taking over from a previous vendor, Synergo Group fixed bugs and adding new features to a health and fitness app. While working with the previous vendor, the app received negative reviews, but since Synergo Group took over, it's been all positive. The user experience has become much more pleasing. 

"I’ve already recommended Synergo. Their team can jump right into a project and they’re easy to work with. They’re very knowledgeable and able to work without a lot of handholding."- Senior Web Designer, Health & Fitness Company 

Appy Monkey worked with a hospitality company and created a website as well as an app to serve as a resort directory. The app included information such as upcoming events, weather, clubs, restaurants, and more. Overall, the client was pleased with the team's work.

"The workflow was very effective and the team was very easy to contact. They gave us regular feedback and we had weekly update meetings. The project was also on time and within budget." – Owner, Hospitality Company 

Mobiloitte developed a mobile app for a social merchandising service. Using iOS and Android, they designed and developed the app based on the client’s rough architectural document. They designed UI and built the back-end of a database using PHP. The client was impressed by the high-quality work and professionalism of Mobiloitte.

“They met deadlines and requirements for each stage of work and kept us updated throughout the project.” – CEO, Social Merchandising Service
 

Flat Rock Technology created an e-commerce website for a travel bicycle retailer. They continue to maintain the website with various updates. The client prides the team on their professionalism. 

"There is a high degree of professionalism in the team, and they always go the extra mile to complete a task. By opening up new channels, we have increased our sales revenue opportunities exponentially." – Head of Digital Technology, Travel Bicycle Retailer

inMind developed a minimum viable product for a sports-oriented startup in the US. The client needed to host and stream video while providing a high-quality UX to compete with similar products. The inMind team provided front- and backend development for two native mobile apps, and the results of the project met all the client's needs.

"I was very impressed overall. The whole experience from start to finish was excellent. They covered every detail." — Founder, Sports Startup

Apptunix developed an app for iOS and Android to connect entertainment companies with stunt professionals. The client appreciated the staff’s candid personality and creativity, as well as the app’s intuitive design and practicality.

“I think they were pretty spot-on. We’re in two different time zones, so sometimes, it’s just a matter of me sending details and breakdowns of my notes, and they get back to me immediately with their notes on my notes to make sure that they understood everything correctly.” – Founder, Stunt Performer Database

One of WebClues most innovative solutions was the development of a web platform for a collective warranty service. The platform allows owners of similar or identical products to collectively insure them at a much lower price than most warranty plans, which usually offer sub-par coverage at high prices. The sophisticated project incorporated complex location services and a robust ledger system for tracking payments and warranty prices. Thus far, the service has helped thousands of customers lower the costs of insuring and replace their devices.

Empire Elements designed, developed, and optimized sites for a software company. A company homepage and product site were built to convey the brand image and be maintained internally. The client was pleased with the team's work.

"The two areas they have excelled in are cost and responsiveness. Their project management skills are phenomenal. They’re price was very good, and anytime we need help, even on nights or weekends, they are available." – Managing Director, Software Company 

Red C London worked with an event advertising startup to create an iOS application. They provided development services to design and build an iOS-based mobile application.

“Red C displayed great communication and development skills throughout the project. They worked at a competitive price and willingly performed corrections when necessary.” – Founder, Event Advertising Startup

The Sound Pipe Media partners with a software firm to create various major apps. The team has created a variety of apps with them, including apps for a major soccer club and a global car company. Overall, the client was impressed with the work. 

"They [The Sound Pipe Media] gave great advice regarding enhanced features and user acquisition. They understand the app business and how people consume and choose apps. They treated the project like their own and really put in a lot of effort to make it successful." – Manager, Boutique British Software Firm

Glance Creative worked with a military post office by creating a mobile app. This app provided customers with military shipping protocol information ranging from prohibited items to overseas shipping costs based on weight and size. The team offered the best combination of cost, quality, and experience.

"Glance Creative designed an app with a clean, intuitive look that provided a wealth of information to our customers." – Technical Director, British Military Agency

Lexington Creative worked with a medical center to design and develop a mobile app, aiming to retain youth and teen patients. The team added games, booking options, diagnosis help, and a health tracking feature. The client was impressed with the results. 

"They have great attention to detail and commitment to creating a quality product. They also have competitive prices and a responsive, helpful staff." – Physician and CEO, Kids & Teens Healthcare

Nodes designed and developed a mobile app for a beer retailer to drive traffic to its customers and communicate to them its various sales and promotions on offer. Nodes' app uses its own design ideas, with a heavy dose of backend development and API integration. The app was downloaded 130,000 times and has become the biggest food and beverage app in Denmark.

"Their work was very good in understanding consumer behavior within mobile applications and developing a framework that could be driven." — Group Marketing Technologist, Beer Retailer

Tinderhouse has worked on numerous development projects for a research company. The projects included a website, extranet database, and maintenance. In addition, they also created custom solutions to meet the projects' specific needs. Overall, the client was pleased with the projects' results.

"Over the last decade, we've grown from a startup with three staff members to a staff of over 100. We now have more than 400 clients, and much of our success is due to the tools and systems produced by Tinderhouse." — Deputy Director of Research, Research Firm

A hospitality startup lacked the internal team to build its mobile and web apps. GeekyAnts designed and created the UX/UI, information architecture, and wireframes for the mobile and web platforms. 

"We were impressed with the quality of their staff and the responsiveness of the management team. They were genuinely interested in our project." – Founder, Hospitality Startup

Komodo Digital partnered with a delivery booking startup to develop a new website and iOS app. They developed the website using Node.js and worked closely with the client to build the apps to their specifications. The mobile app and website allowed the client to launch their platform.

"They delivered products that launched our company from nothing to a reasonably sizeable business, which made a significant impact." – CEO, Delivery Booking Service

Sonin built an app and website for a custom afterlife messages service. They developed the app to be very user friendly, with the ability to upload photos and letters, and to merge audio, video, images, and text. The client was happy with the finished app, and said that it was simple and intuitive. 

“Their technical competency was the most impressive thing. Some of the features we wanted in the app were quite complex.” – Operations Director, Custom Afterlife Messages Service
 

Hiredeveloper.co.uk designed and developed a Chrome application for an investment startup. They created an algorithm and database that would provide users with information related to their search terms. Overall, the client was pleased with the team's work. 

"They were great at bringing the project from idea to delivery. I’m not exaggerating when I say his team understood the details of my project and delivered the exact experience I wanted." — Founder, Investment Startup