Top 100 App Developers for CRM Apps in the United Kingdom

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Top 100 App Developers for CRM Apps in the United Kingdom

March 2023

Looking for a top CRM app development company in the United Kingdom?

CRM apps compile, organize, and pass data from your CRM to a mobile app, making it easier for your sales enablement team to nurture leads and help buyers make informed decisions. As you look for an app development company to help you with your CRM app, consider which CRMs each app development company has worked with. 

Jump to Most Reviewed Companies

List of the Best United Kingdom CRM App Development Companies

  • 1
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.6
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 50 - 249 employees
    • Salford, United Kingdom

    Apadmi is a 140+ member mobile tech group specializing in app development, IoT, and consulting for big data, BI, and SI. Founded in 2009 and based in Manchester, UK, their team excels at helping organizations use technology to achieve a competitive advantage.

    Clients

    • BBC
    • Argos
    • Lexus
    • Range Rover

    Industries

    Notable Project

    Apadmi has developed an iOS and Android mobile app for a pizza restaurant where users can order food. The team provides their design, development, and testing expertise. They still develop and release features.

    “They’re fully engaged and supportive of the project.”

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  • 2
    • Scheduling

      4.6
    • Quality

      4.8
    • Cost

      4.1
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • Martlesham, United Kingdom

    Coderus is a software and mobile app development company based in Martlesham Heath, U.K., with offices in Cambridge and Norwich, U.K. The company, founded in 1998, has a team of more than 30 that provides mobile app development, IoT development, UX/UI design, product design, IT strategy consulting, wearable app development, and application testing services. Coderus serves small and larger-sized companies in various industries that include consumer products & services.

    Clients

    • INEOS Team UK (America's Cup)
    • EO Charging
    • Bowers & Wilkins
    • ELGA Veolia

    Industries

    Notable Project

    Coderus provides software development resources to augment a digital commerce platform's in-house team. Their seasoned expert is working in Swift on iOS to revamp and update the mobile app's architecture. 

    "Their flexibility and adaptability to our projects are great."

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  • 3
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.7
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 250 - 999 employees
    • London, United Kingdom

    One Beyond is a bespoke software development and digital transformation company headquartered in London with additional engineering centers in Madrid (Spain), Budapest & Szeged (Hungary) and Bucharest (Romania). Across international locations, they have a team of more than 350 individuals providing custom software, web and mobile application development and large- scale digital transformation to a diverse clientele.They support large established businesses, nonprofits, government organizations, and VC-funded startups

    Clients

    • Smith & Nephew
    • GAIL's Bakery
    • Costa Express
    • Pearson

    Industries

    Notable Project

    One Beyond (formerly DCSL GuideSmiths) developed a cloud-based web app for a contract company. The digital tool lets users define large construction projects and streamlines the procurement process for contractors.

    “Whenever there was a problem, they helped us come up with a solution.”

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  • 4
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    Core Blue Ltd is a software engineering company based in London with an office in Plymouth, U.K. The company, founded in 2015, has a team of less than ten that provides custom software development, mobile app development, web development, and IoT development services to various companies.

    Clients

    • Bank of Kigali
    • Kuoni
    • SAP
    • PayPoint

    Industries

    Notable Project

    CoreBlue supported the development of a volunteering software marketplace for a digital products and services company. They provided a roadmap, created design prototypes in Figma, and built portals in React.

    "They took the time to understand the long-term plan for this platform."

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  • 5
    • $50,000+
    • 50 - 249 employees
    • London, United Kingdom

    Founded in 2010, Magora is a 50+ team of web and mobile app designers and developers based in London. Whether it’s B2B or B2C, the firm creates bespoke software that integrates with existing business solutions to enable user-centered interaction and scalable software architecture.

    Clients

    • Danone
    • Unilever
    • Toyota
    • Royal College of Art

    Industries

    Notable Project

    Magora built a web app to consolidate a video production company's processes. They aimed to create a one-stop show to allow end-to-end project management for their productions.

    "Our product owner went to great lengths to speak over the phone any time it was required."

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  • 6
    • Scheduling

      4.5
    • Quality

      4.7
    • Cost

      4.8
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • Manchester, United Kingdom

    Digiryte is a web and mobile app development company based in Manchester, United Kingdom with another UK office in Preston. Since 2015, their team of 28 has been specializing in mobile app development, custom software development, and web development for midmarket clients. 

    Clients

    • NHS
    • Channel 4
    • Close Brothers
    • Hinch Property Management

    Industries

    Notable Project

    Digiryte has helped a software company design a mobile application for iOS and Android. Now that they’ve delivered the design, they plan to move on to the development phase.

    “The Digiryte team has essentially read my mind and brought my vision to life.”

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  • 7
    • $10,000+
    • 2 - 9 employees
    • Alvechurch, United Kingdom

    Exploding Phone is a software development and design firm founded in 2008. Based in Birmingham, U.K., the team of 10 employees specializes in mobile app development, web development and custom software development. They mainly serve small business and midmarket clients in the business services, manufacturing, and health care industries.

    Clients

    • The NHS
    • Taylor Wimpey
    • Selco Builders Warehouse
    • Bullitt Mobile

    Industries

    Notable Project

    Exploding Phone designed and developed an Android mobile app for an IT solutions company from scratch in CodeIgniter. The project included Java development and API integrations.

    “Exploding Phone facilitated a very good project considering the restraints of the COVID-19 pandemic.”

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  • 8
    • $50,000+
    • 50 - 249 employees
    • Reigate, United Kingdom

    Sonin is a mobile app development agency based in Reigate, England, and was founded in 2008. Their team of 28 employees specializes in mobile app development, web development, and UX/UI design.

    Clients

    • FatFace
    • Morrisons & Schwartz
    • esure
    • The British Museum

    Industries

    Notable Project

    Sonin App Development helped a retail shopping app provider develop a mobile app that would transform consumers' shopping experience and boost retailers' revenue.

    "Everything was done on time."

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  • 9
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.6
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • Shoreham, United Kingdom

    Brightec is a native mobile app development company based in Brighton with a satellite office in London. Begun in 2006, their 10+ team creates agile and functional business solutions for both iOS and Android.

    Clients

    • Morrisons Supermarkets
    • Willis Towers Watson
    • Ziffit
    • KitchenCraft

    Industries

    Notable Project

    Brightec handled frontend development to help build a loyalty company's train ticketing app. They designed features and embedded ticketing information, provided by a third-party vendor, into the platform.

    "Brightec was a breath of fresh air — they sped up our processes with their can-do attitude."

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  • 10
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.7
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 10 - 49 employees
    • Manchester , United Kingdom

    Founded in 2010, Silverchip is located in Manchester, United Kingdom. Their team of 13 employees provides mobile app development and custom software development services for enterprise, midmarket, and small businesses.

    Clients

    • Suits Me Banking
    • England Squash
    • LGBT Foundation
    • Boundary Outlet

    Industries

    Notable Project

    Silverchip developed a documentation system to make it quicker and more customizable. They built out the database architecture and added a template builder. They developed with React, JavaScript, and C++.

    “They enjoy what they do, and it shows in what they deliver to their clients.”

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  • 11
    • Scheduling

      4.7
    • Quality

      5.0
    • Cost

      4.6
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 10 - 49 employees
    • Cardiff, United Kingdom

    Formed in 2003, Rantmedia is a mobile app development agency of 10+ designers, developers, and app testers. From their headquarters in Cardiff, this award-winning team provides innovative and outstanding digital solutions for organizations of any size.

    Clients

    • BBC London
    • Thales
    • NHS
    • Admiral Insurance

    Industries

    Notable Project

    Rantmedia built an Android and iOS app that interacted with an iBeacon device. They developed features, designed a user interface, and integrated functions with the device firmware.

    "[E]verything went very smoothly and they were good to work with."

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  • 12
    • Scheduling

      4.7
    • Quality

      4.7
    • Cost

      4.2
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 2 - 9 employees
    • Gateshead, United Kingdom

    ARCH is a digital solutions firm specializing in the design, development, and hosting of websites, mobile apps, and business systems. They also have extensive experience in e-commerce, intranet, e-learning, CMS and CRM systems. Founded in 2005 and headquartered in London, with an office in Gateshead, U.K., their team consists fo fewer than 10 employees. 
     

    Clients

    • Nestle
    • So Vegan
    • NHS Engalnd
    • SKIN

    Industries

    Notable Project

    ARCH has developed a mobile app for a social and cultural experience platform. Following discovery meetings, they laid out the development process and produced the scope of work.

    "Everyone in the team were approachable and professional."

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  • 13
    • $25,000+
    • 2 - 9 employees
    • York, United Kingdom

    Thumbmunkeys Ltd is a mobile app development company based in York, United Kingdom. This company was founded in 2012 and has 25+ employees. Thumbmunkeys Ltd is responsible for mobile app development, web development, and wearable app development.

    Clients

    • Capita
    • Transport for London
    • Stansted Express
    • SAP

    Industries

    Notable Project

    Thumbmunkeys Ltd was hired by a silo manufacturing company to develop a silo monitoring app for iOS and Android. The app allows users to monitor their silos' capacity, weight, and feed usage.

    “I’m really impressed with how enjoyable they've made the whole experience for us.”

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  • 14
    • Scheduling

      4.4
    • Quality

      4.8
    • Cost

      4.5
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 10 - 49 employees
    • Coventry , United Kingdom

    Imobisoft is a full-service mobile app & software development company based in Coventry, U.K., with an office in London. The company, founded in 2007, has a team of more than ten that provides custom software development, digital strategy, IoT development, web development, BI & big data consulting & SI, and SEO services. Imobisoft serves midmarket and other-sized companies in the medical, manufacturing, utilities, energy & natural resources, financial services, ane e-commerce industries. 

    Clients

    • NHS (Multiple divisions)
    • BSkyB
    • E-Energy
    • Northern Gas Networks

    Industries

    Notable Project

    An energy supplier hired Imobisoft to provide web and app development. Their efforts also include UI/UX design for a platform that allows salespeople to streamline their processes.

    "Imobisoft developed a web and mobile app using .NET  technologies. The application allows us to bring on thousands of new customers . Without the software they created for us, we wouldn’t be generating sales. We're very satisfied with the design and the application, and it couldn’t be better".

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  • 15
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.0
    • NPS

      4.5
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 50 - 249 employees
    • Lurgan, United Kingdom

    GCD is a custom software development company. Established in 1999, the team specializes in custom software development, ux/ui design, application management & support, mobile app development, and more. Their small company is Lurgan, United Kingdom-based.

    Industries

    Notable Project

    GCD has developed a library’s WordPress website and their digital platform in PHP with a CollectionIndex+ API. The two platforms are integrated, allowing users to browse the client’s collection on the frontend. 

    “GCD is approachable and easy to work with.”

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  • 16
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 2 - 9 employees
    • London, United Kingdom

    Precode, an user experience design company, was established in 2018. They are in London, United Kingdom and have a small team. Their services include ux/ui design.

    Clients

    • Aviva
    • Apple
    • Audi
    • AXA

    Industries

    Notable Project

    An engagement security company hired Precode to design their enterprise software's UI/UX components. The team worked on making the product easy to use and transforming a complex UI design into a simple one. 

    "Precode's skills and experience are top-notch, and the level of quality they provide is exceptional."

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  • 17
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    TH-EY is a development agency in London, England. Founded in 2017, they have about 8 employees that serve clients in a variety of industries. Services include custom software development, web development, and mobile app development.

    Clients

    • Launchworks
    • Own-Kind
    • pixable
    • First Ascent

    Industries

    Notable Project

    TH-EY developed an app for a native beauty booking platform on iOS and Google Play. Key features included an easy-to-use UX. 

    "The project was a pleasure to be part of thanks to the ease of communication and understanding from the team."

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  • 18
    • $10,000+
    • 10 - 49 employees
    • Fleet, United Kingdom
    Evangelist Apps Limited is a Fleet, United Kingdom-based app development firm. Launched in 2008, the small team specializes in mobile app development, IT managed services, IT staff augmentation, and application testing.

    Clients

    • Hastens Ltd.
    • British Airways
    • British Gas
    • Union Bank of Switzerland

    Industries

    Notable Project

    Evangelist Apps developed an iOS native app for a software testing and QA company. They gathered requirements, proposed UX designs, and delivered the app in two stages.

    "Their understanding of business impressed us."

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  • 19
    • $10,000+
    • 10 - 49 employees
    • Watford, United Kingdom

    AppDrawn is a software solutions company founded in 1999. Their headquarters are in London and they have a second office in Barcelona. Across these 2 locations, they have a team of a dozen staff that do custom software development, web development, and mobile app development for small and medium-size businesses.

    Clients

    • Aspire Customer Communication Services
    • Imagine Property Group
    • Renteq Highways
    • HSM

    Industries

    Notable Project

    AppDrawn Software Development provided custom software development services for a healthcare firm — they led the setup of the client's CRM system. The team also applied various modifications.

    "The personal relationship and responsiveness of their senior team set them apart from other vendors."

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  • 20
    • Scheduling

      4.4
    • Quality

      4.6
    • Cost

      4.1
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 10 - 49 employees
    • Bristol, United Kingdom

    Deazy is a small application development company. The Cardiff, United Kingdom-based agency was founded in 2016. Their services include mobile app development, custom software development, web development, ux/ui design, and more.

    Clients

    • RAC
    • Curve
    • Influencer
    • Popeyes

    Industries

    Notable Project

    A workspace company hired Deazy to deliver a digital transformation roadmap. They delivered a mobile app, a web app, and a CMS dashboard to help the client manage their office, space, and room bookings.

    “We found their ability to efficiently scale the team up and down to be incredibly useful.”

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  • 21
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.3
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 2 - 9 employees
    • Plymouth, United Kingdom

    Elixel is an UX design company. Their small team is in Plymouth, United Kingdom. Their services include ux/ui design, mobile app development, web design, and web development. The company was established in 2012.

    Industries

    Notable Project

    Elixel designed interactive wireframes for a palletized goods distributor. These wireframes served as a UI/UX design prototype for the development of an Android and iOS mobile app for signature collection.

    “Elixel showed an impressive keenness to understand our business to ensure that what they were doing fit our purpose.”

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  • 22
    • Scheduling

      4.3
    • Quality

      4.7
    • Cost

      4.2
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 250 - 999 employees
    • London, United Kingdom

    Softwire is a digital design, engineering and support agency, with offices in London, Cambridge and Manchester. Employing over 200 engineers we create bespoke digital software, mobile apps, and offer strategic IT consulting for some of the UK’s leading brands including the BBC, David Lloyd Clubs, Channel 5 and many large Government Departments.

    Clients

    • The BBC
    • David Lloyd Clubs
    • RSA
    • The Cabinet Office

    Industries

    Notable Project

    Softwire served as a research partner for one side of a collaboration. They aggregated AI data sets to support third-party complex machine learning. The team also created posters for an industry conference.

    "We got what we wanted out of the engagement and stayed in budget."

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  • 23
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.3
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 10 - 49 employees
    • Leeds, United Kingdom

    Pocketworks was founded in 2012 and is located in Leeds, United Kingdom. With 17 employees, they provide mobile app development, custom software development, and UX/UI for enterprise and midmarket sized businesses.

    Clients

    • ASDA
    • Yorkshire Plant Hire
    • Global Label Printer WasteCare
    • National Waste Disposal Veezu

    Industries

    Notable Project

    Pocketworks is engaged with a waste management company, providing Android app development work to extend their core business app into fieldwork. This project also enables the drastic reduction of paperwork.

    "It is impressive how well they take feedback, changing their processes to better provide for their customers."

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  • 24
    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom

    Asper Brothers is a product design & development firm based in London, United Kindom, and offices in Warsaw, Poland. It was founded in 2007 and has more than 35 employees that specialize in providing web development, custom software development, and e-commerce development services to a wide range of clients, mainly focusing on business services, IT, real estate, marketing & advertising, automotive, education, non- profit, e-commerce, and other industries. 

    Clients

    • CaseMGR
    • XREF
    • Vaping360
    • Pallo

    Industries

    Notable Project

    ASPER BROTHERS was hired by a fashion technology platform for UX/UI design, cross-platform mobile development, and web development services. They also provided Python development for the 3D-based software.

    "We are extremely happy with our partnership."

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  • 25
    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom

    BGO Software is a Bulgarian software design company that has offices in Sofia, Plovdiv, and London, U.K. Established in 2008, the company employs a team of 73 who specialize in software and mobile app development. 

    Clients

    • NHS UK - Department of Health, Roche, LabCorp, IQVIA, Curaden, Ampersand Health, BodySpec and many other HealthTech companies.

    Industries

    Notable Project

    BGO Software helped a web developer build and implement a learning management system for real estate firms. The project mainly involved PHP and MySQL.

    "The level of service is outstanding...there's a high level of personal engagement."

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  • 26
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 10 - 49 employees
    • Chobham, United Kingdom

    Custom software development company Blue Tea Software - London is located in Chobham, United Kingdom. The small team provides custom software development, web development, mobile app development, and enterprise app modernization. The firm was founded in 2014.

    Clients

    • R;pple Suicide Prevention
    • Entoli Medical
    • Vivup
    • AVC Wise

    Industries

    Notable Project

    A medical equipment manufacturing company engaged Blue Tea Software - London to architect, develop, and test a custom software. The team also provided cloud management services for the final product.

    "They’re very personable and build an environment full of openness and trust."

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  • 27
    • $10,000+
    • 2 - 9 employees
    • Edinburgh, United Kingdom

    Bad Dinosaur is a development company in Edinburgh, Scotland. Founded in 2013, they have about 15 employees that serve small-business and midmarket clients in the financial, education, and business sectors. Services include custom software development, UI/UX design, and mobile app development.

    Clients

    • University of St Andrews
    • OneDotAll
    • Altor Wealth Management
    • The Lang Cat

    Industries

    Notable Project

    Bad Dinosaur was hired by a higher education institution to turn a research tool into an app. The team is tasked with making further developments like remote data collection and online functionality.

    "They have often gone above and beyond to help us understand how these things work."

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  • 28
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.5
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • Royal Leamington Spa, United Kingdom

    Appoly Ltd is a mobile and web application development company based in Leamington Spa, UK. The company, founded in 2017, has a team of less than 15 who provide mobile and web development for business processes to various businesses.

    Industries

    Notable Project

    Appoly built two mobile apps for a waste logistics company. One — built for Android — digitizes schedules for the client’s fleet drivers. The other — a dual-platform app — lets customers contact the client.

    "Appoly wants to be partners rather than a mere supplier."

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  • 29
    • $10,000+
    • 10 - 49 employees
    • Cranfield, United Kingdom

    SO technology is a design & technology company based in Cranfield, U.K., with an office in London. The company, founded in 2007, has a team of around ten that provides e-commerce development, web development, custom software development, digital strategy, mobile app development, UX/UI design, and web design services. SO technology serves small and mid-market companies in the e-commerce, business services, energy & natural resources, retail, and education industries.

    Clients

    • bakerdays
    • House of Hackney
    • Tom Dixon
    • Bernhardt Furniture

    Industries

    Notable Project

    SOtechnology inherited a problematic WordPress website and implemented solutions to enhance its performance for a music equipment retailer. The team also developed a bespoke partner website from scratch.

    "Their team made an effort to understand us, and we trust their advice."

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  • 30
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.6
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 10 - 49 employees
    • Birmingham, United Kingdom
    MAKSOF is a web development company. Established in 2017, the company is headquartered in Karachi, Pakistan. The small team provides web development, mobile app development, web design, custom software development, and more.

    Industries

    Notable Project

    MAKSOF completed a full stack development project for an e-commerce company using Node and React. They developed the UI/UX design for their data processing tasks, as well.

    "In addition, they had amazing technical skills and helped us transform a project idea into reality."

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