Top 100 Usability Testing Companies in the United Kingdom

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Top 100 Usability Testing Companies in the United Kingdom

July 2022

Looking for a top usability testing agency in the United Kingdom?

Usability testing helps companies vet if a product is worth investing time and resources in building. It also helps improve existing products by accounting for user feedback and pain points in design and functionality updates. 

Jump to Most Reviewed Companies

List of the Best United Kingdom Usability Testing Services

  • 1
    • $5,000+
    • 10 - 49 employees
    • London, United Kingdom

    Based in London, UK, Creative Navy's team of about 10 employees focuses entirely on UX/UI design. This agency works across a broad spectrum of industries, partnering with startups as well as established brands on mobile apps (iOS, Android, etc.), web and native apps (macOS, embedded, devices), and other projects.

    Clients

    • Jaguar
    • Philips
    • Bosch
    • Discovery Channel

    Industries

    Notable Project

    A manufacturing company partnered with Creative Navy to restructure their content production processes. The team designed a new UI that could streamline content management across the company's various websites.

    "Creative Navy was very transparent—always openly telling us what they were thinking without trying to impress us."

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  • 2
    • Scheduling

      4.7
    • Quality

      4.9
    • Cost

      4.8
    • NPS

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

    Lighthouse is a specialist UX and UI design agency, founded in London but now working together from all over the globe.
    Founded in 2008, the Lighthouse team use cutting edge design, collaboration and experience to solve the most complex problems. Lighthouse partner with both well-established enterprise businesses seeking to inject life into under-performing applications, and funded startups ready to progress their product. These are typically headed up by seasoned founders who love the process as well as the outcome.

    Clients

    • Total
    • John Lewis
    • Red Bull
    • PayPoint

    Industries

    Notable Project

    Lighthouse provides mobile application development and UX/UI design services for a transportation and logistics company. They’ve redesigned the client’s apps and integrated them into a single code base.

    "Their most distinguishing quality is that they’re sincere, humble, and empathetic."

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  • 3
    • Scheduling

      4.6
    • Quality

      4.7
    • Cost

      4.2
    • 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 supports the development and QA pipelines of a charging system provider. They handle embedded software, cloud, and app development to streamline the client's product development and improvement efforts.

    "Coderus easily accomplishes their deliverables despite our unpredictable needs."

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  • 4
    • Scheduling

      4.5
    • Quality

      4.8
    • Cost

      4.5
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    Bit Zesty is a custom software development firm. They provide custom software development, ux/ui design, web development, application management & support, and more and were launched in 2009. Their small team is London, United Kingdom-based.

    Clients

    • Oxford Medical Simulation
    • Trussell Trust (UK Foodbanks)
    • Queen's Awards for Enterprise
    • HMRC

    Industries

    Notable Project

    Bit Zesty upgraded and rewrote two existing apps for a health and safety software company. They developed upgrades for APIs, added new functionality, and more.

    "For any urgent issues we were able to contact them quickly."

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  • 5
    • $25,000+
    • 2 - 9 employees
    • London, United Kingdom

    Super User Studio is a design consultancy headquartered in London, with an office in Bath, United Kingdom. Since 2008, their small team of 9 has been specializing in UX/UI design for mainly enterprise-level clients. They primarily serve clients in the business services and financial services industries. 

    Clients

    • Capita
    • Dunnhumby
    • Gain Theory
    • Acturis

    Industries

    Notable Project

    After going through strategy and requirements phases, Super User Studio designed prototypes and high-fidelity wireframes. The team also did the UI design and ensured that the vision aligned with user needs.

    "They’re incredibly detail-oriented and have a rigorous methodology for approaching UX design."

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  • 6
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom

    Burst Digital is a web design company in London, United Kingdom. They offer web design, graphic design, web development, digital strategy, and more and were launched in 2018.

    Clients

    • Vivienne Westwood - The Vivienne Foundation
    • Lucinda Green
    • Clean Kitchen
    • Verity Bowditch

    Industries

    Notable Project

    Burst Digital was hired by a financial management company for their web development and branding services. The team's other tasks include ongoing maintenance and content creation.

    "Burst Digital helped us establish our branding and visibility."

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  • 7
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.9
    • NPS

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

    Limeup is a Product Design Studio headquartered in London, United Kingdom. It was founded in 2019 and has since grown to over 20 employees and helped over 50 companies create stellar designs for their products. They primarily serve clients from Fintech and Gambling industries.

    Clients

    • Connect44
    • Nexte
    • Pokerhouse
    • Koto English

    Industries

    Notable Project

    Limeup developed a web-based app for an investment company. The team was involved from the initial concept phase and created an attractive UX/UI. 

    "After all, I never had to wonder whether they are capable of delivering what we need."

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  • 8
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    UX Connections is a design agency founded in London in 2013 with fewer than 50 experts. They specialize in UX/UI design, market research, and digital strategy solutions for clients ranging from small firms to large companies.

    Clients

    • Immediate Media
    • Ladbrokes
    • ASOS
    • News UK

    Industries

    Notable Project

    A marketing and communications agency partnered with UX Connections for a UX design. The team manages service designs requirements, competitors reviews, personas, content audits, wireframes, testings, and more. 

    "They are easy to work with."

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

    Browser London is a digital product agency based in London, United Kingdom. This company has 11 employees and was founded in 2008. Services offered by Browser London include UI/UX design, web design, and custom software development for companies of all sizes.

    Clients

    • Mayor of London
    • Lightning API
    • Shell
    • NHS

    Industries

    Notable Project

    Browser London created a simple software platform for a supply chain transparency firm. The client worked with a UI/UX specialist and a senior web developer to build the prototype. 

    "They were highly involved and engaging. We also came up with some good ideas for how to present information together."

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  • 10
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.7
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $75,000+
    • 10 - 49 employees
    • London, United Kingdom

    Glance Creative Ltd. is an app development firm founded in 2016. Based in London, the team of 10 specializes in mobile app development, UX/UI and wearable app development. They mainly serve small business and midmarket clients in the entertainment, media and consumer products industries. 

    Clients

    • The Times
    • The Sun
    • Universal Music
    • Lucozade

    Industries

    Notable Project

    Glance Creative developed a mobile app for a student housing company to combine resident services in one platform. The team provides ongoing maintenance. 

    "It was the first app I’ve developed with an agency and it was by far the easiest and smoothest run I’ve done."

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  • 11
    • Scheduling

      4.5
    • Quality

      4.7
    • Cost

      4.5
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 2 - 9 employees
    • London, United Kingdom

    Fortnight is a boutique design and development studio based in Manchester, U.K., with offices in London and New York. The studio, founded in 2014, has a team of more than ten that provides mobile app development, branding, product design, web design, and UX/UI design services to small and larger-sized companies. 

    Clients

    • OnePlus
    • Bumble
    • Thursday
    • Simba Sleep

    Industries

    Notable Project

    Fortnight was hired by a sustainable shopping company to completely to redesign the look and feel of their current website. This involved wireframing, creating high-fidelity prototypes, and more.

    "We appreciated their patience and ability to adapt."

    Visit Site
  • 12
    • Scheduling

      5.0
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 2 - 9 employees
    • London, United Kingdom

    Uitop is an Austin, Texas-based user experience design agency. The small team specializes in ux/ui design, web design, product design, and graphic design and was founded in 2021.

    Clients

    • Kenjo 🇩🇪
    • ResHub 🇮🇪
    • FocusED 🇺🇸
    • Cicada 🇺🇸

    Industries

    Notable Project

    uitop provided UX/UI design for a resident experience platform. They led workshops on significant research into competitors and design data for older adults for the project.

    "They took way more responsibility than we asked and we were so happy with the results of all their work."

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  • 13
    • $10,000+
    • 2 - 9 employees
    • London, United Kingdom

    Caboodle UX Studio is a design company located in Winchester, Hampshire, England. Their team of around five employees provides UX/UI services and custom software development for businesses of all sizes. Primarily, they work in the financial and consumer services industries.  

    Clients

    • AllianceBernstein
    • Visa
    • Ipsos Mori
    • EMVCo

    Industries

    Notable Project

    Caboodle UX Studio created a new website for a freelance producer and director who wanted to highlight their work. The portfolio site featured the client's past works and upcoming projects.

    "I was most impressed by their creative skills and technical knowledge."

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  • 14
    • Scheduling

      4.6
    • Quality

      4.5
    • Cost

      4.4
    • NPS

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

    Catch is a digital experience agency founded in 2007. Based in London, United Kingdom, they also have an office in Madrid, Spain, and a team of over 30 employees. They specialize in web development, UX/UI design, and content marketing. 

    Clients

    • Sharp
    • Tony Blair Institute
    • Worldpay
    • The Body Shop

    Notable Project

    Catch refurbished the website of an investment management company to improve their online presence. They've used Figma to rebuild the UX, upgraded the system to Drupal 9, and hosted the site via Acquia and AWS.

    "We’re most impressed with their team’s adaptability — they work within our schedules and stick to our project scope."

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  • 15
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.6
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 50 - 249 employees
    • London, United Kingdom

    Novoda is a digital-product agency based in London, England, that was established in 2008. Their team of 71 employees provides mobile app development, UX/UI design, enterprise app modernization, digital strategy, and AR/VR development services.

    Clients

    • Tesco News UK
    • The Times
    • CCleaner
    • Channel 4

    Industries

    Notable Project

    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

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  • 16
    • $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 has developed a user-friendly mobile app for a personal training business. The app gives users access to training programs, as well as live workout sessions.

    "They always find ways to make my ideas come to life within the app."

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  • 17
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 2 - 9 employees
    • London, United Kingdom

    Digiruu is a digital firm founded in 2016 run by a team of fewer than 10 professionals. Based in London, the company lends their expertise in mobile app development, UX/UI design, and web design to clients ranging from startups to large enterprises, working in various industries such as consumer products, advertising, and media.

    Clients

    • Pretty Lavish
    • ByErim
    • The Climate Week NYC
    • Subconsciously

    Industries

    Notable Project

    Digiruu is building a mobile app prototype for a digital workout startup. The vendor will also be maintaining the platform with continual testing and updates. 

    "They provide honest and trustworthy advice and feedback for the client's propositions."

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  • 18
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.7
    • NPS

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

    Eden Agency is a digital agency based in Knaresborough, UK. It was founded in 2007 and now employs a team of 21 that provides web design, digital strategy, web development, mobile app development, UX/UI design, social media marketing, and AR/VR development services.

    Clients

    • Link Group
    • McCain
    • Switch2
    • Minster Law

    Industries

    Notable Project

    Eden Agency worked with a sports gaming company in the production of iOS and Android mobile apps. In the five-phase project, they updated the UX, managed an API integration, and implemented payment processing.

    "Their technical ability stands out the most."

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  • 19
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.6
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 2 - 9 employees
    • London, United Kingdom

    Furthermore is a digital transformation agency located in London. Founded in 2013, they employ five staff specializing in service design and product strategy for small and midmarket companies, typically in education, health and hospitality. Services include business transformations, design experiments, content strategy, data analysis, and front-end and app prototyping.

    Clients

    • Dormakaba
    • Hall & Partners
    • Heathrow Airport
    • Hachette

    Industries

    Notable Project

    Furthermore provided branding and web development services for a government-owned IT and services company. They ran workshops to produce a brand profile, then supported efforts to develop the new site and add content. Users have been delighted with the easy-to-navigate site, remarking on its improved design for information gathering.

    “Everything was communicated clearly and Furthermore made sure to provide subject matter experts to work with our team. They presented information in a professional way, especially around content development.” – Head, IT and Services Company

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  • 20
    • Scheduling

      4.6
    • Quality

      4.8
    • Cost

      4.8
    • NPS

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

    Zoocha is a web development firm founded in 2009 and headquartered in Hertford, in the U.K. The firm has other locations in Valencia, Spain; Balneário Camboriú, Brazil; and New York, N.Y. Zoocha has about 30 employees. 

    Clients

    • Westminster City Council
    • Financial Conduct Authority
    • Ofsted
    • Topdeck Travel (part of Flight Centre Travel Group)

    Industries

    Notable Project

    Zoocha created a web application for a UK oil and gas energy network. Using Drupal extensions and PHP scripting, Zoocha made an interactive platform for tracking and storing information. The client was impressed with Zoocha's work.

    "The refresh that we did with Zoocha Ltd has increased business value by three times, and in some areas, it’s about six times. We haven’t had any bugs or crashes." - CEO, UK Energy Service Firm

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  • 21
    • $25,000+
    • 2 - 9 employees
    • Wickford, United Kingdom

    Impact Media is an enterprise-level WordPress web design and support agency based in Wickford, UK, with an office in Shoreditch, UK. The agency, founded in 2003, is a team of less than ten who provide WordPress web development and design, and UX/UI design services to small and midmarket companies. 

    Clients

    • Don't Buy Her Flowers
    • Bakels
    • AIS
    • Tungsten Publishing

    Industries

    Notable Project

    Impact Media redesigned a workplace interior design firm's website on WordPress. The vendor handled the site's wireframes and taught the client how to maintain the site.

    "Their process worked from well for us and differently to how we have worked with agencies in the past."

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  • 22
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      4.8
    • NPS

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

    Hiyield is a small website development firm located in St. Austell, United Kingdom. Launched in 2018, the team focuses on web development, custom software development, ux/ui design, application management & support, and more.

    Industries

    Notable Project

    Hiyield created a wellbeing assessment web application for a wellness company. The team provided an intuitive design that can be fully utilized within 90 seconds, supporting the welfare of people. 

    "Hiyield designed an incredible product!"

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  • 23
    • Scheduling

      4.5
    • Quality

      4.8
    • Cost

      4.2
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • Cardiff, United Kingdom

    Box UK is an enterprise software development company based in Cardiff, UK, with an office in London. The company, founded in 1998, has more than 50 employees who provide, among others, custom software development, web development, and enterprise app modernization services to various businesses. 

    Clients

    • OKdo.com
    • Investec Asset Management
    • ateb
    • Welsh Government

    Industries

    Notable Project

    Box UK was hired by an Employee Benefits Service to oversee and advise on the Service's new e-commerce platform. But their service was expanded to include the development of the platform, rewriting some parts in Symfony from the original CakePHP. The client was so satisfied with the work that Box UK is still onboard to supply new features on the platform as needed. 

    "Box UK has a very modern, agile approach and is good at looking at new methods of working." - Project Manager, Employee Benefits Service 

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

    We Are Kitty is a small London, United Kingdom-based user experience design company. Founded in 2017, the team provides ux/ui design, e-commerce development, web design, web development, and more.

    Industries

    Notable Project

    An online casino wanted to rebrand their business to align more as an entertainment brand. They hired We Are Kitty to create content, drive traffic to a new website, and engage with a new audience.

    "They are a young and dynamic that's friendly and committed."

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  • 25
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.9
    • NPS

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

    Digital product studio Series Eight is located in London. Since the company's founding in 2014, their small team of five has specialized in web design and development, UX/UI design, branding, and more with primarily small and mid-market businesses.

    Clients

    • Kuoni
    • Cardconnect
    • First Data
    • Trōv

    Industries

    Notable Project

    Series Eight is redesigning two websites for a beverage company. They’ve ensured the sites are functional for both desktop and mobile, and they’ve used Trello, Figma, and VideoDrops for the collaboration.

    "They’re very flexible, responsive, and friendly."

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  • 26
    • $50,000+
    • 50 - 249 employees
    • London, United Kingdom

    ustwo is a digital design studio based in London with around 250 employees. Since its start in 2004, the team has provided web design and development, e-commerce development, mobile development, and UX/UI design services for large companies in a variety of industries.  

    Clients

    • Google
    • Sky
    • Ford
    • Qantas

    Industries

    Notable Project

    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

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  • 27
    • $10,000+
    • 10 - 49 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 provided prototype development for a smartphone ordering solution. Their team implemented existing sketches and wireframes to build an Adobe XD prototype. The prototype has helped the client to interact with their customers and has received positive feedback.

    “The work was delivered to a high standard and the overall output exceeded our expectations at the beginning of the campaign.” – Co-Founder & CEO, Smartphone Company

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  • 28
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.5
    • NPS

      4.9
    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
    • Willmott Dixon
    • Gateshead Council
    • BBMV

    Industries

    Notable Project

    ARCH is developing a recipe platform’s app for iOS and Android. They’ve provided prototype designs before building the tool using Flutter. 

    "We have been very pleased with the quality of work ARCH has produced."

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  • 29
    • Scheduling

      5.0
    • Quality

      4.7
    • Cost

      4.7
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom
    Fourmeta is an e-commerce development firm founded in 2017. In London, United Kingdom, their midsize team offers e-commerce development, ux/ui design, and web development.

    Industries

    Notable Project

    Fourmeta provides a dedicated development team to perform a wide range of microservices for a financial market infrastructure company. They help in developing new software features and alerting tools.

    "I am impressed with their commitment to learning about our business."

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  • 30
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      4.8
    • NPS

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

    GearedApp is a software development firm based in Edinburgh, Scotland. They were founded in 2013 and have a team of 11 employees who specialize in mobile development, web development, and UX/UI design. They work mostly with small business clients in the healthcare, business services, and education industries.

    Clients

    • NHS
    • Edinburgh University
    • AWDis
    • Raven Controls

    Industries

    Notable Project

    GearedApp was hired by a marketing agency to design and build a WordPress site for their not-for-profit campaign. They implemented a voting and nomination system into the site and handled its frontend design.

    "Geared App was impressive in shortlisting the technology and plugins required to ensure a seamless project."

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