Top 100 Usability Testing Services
The Best of November 2026Looking for a top usability testing company?
Usability testing involves testing a live product or a prototype with users. For example, if you're designing a new navigation for your website, creating a prototype using the wireframe and asking users how they would find different information on the site helps identify where the navigation needs to be improved before developing it.
Usability testing companies specialize in defining user testing criteria, finding testers that match your audience, conducting the tests, and summarizing findings and action items. They do the legwork so you can produce a product with the best user experience.
That's why we've created this list of the best usability testing services for you to review. Read through company descriptions, former clients, and notable projects to find the best fit for your business.
List of the Best Usability Testing Companies
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1321$1,000+2 - 9 employeesGrona Agency is an user experience agency established in 2022. They are in Berezan, Ukraine and have a small team. Their services include UX/UI Design and Mobile App Development.Read More
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1322$10,000+10 - 49 employeesZagreb, CroatiaRead More
Resonate Digital is a design and innovation consultancy based in Zagreb, Croatia. The team has provided IT strategy consulting, digital strategy, and UX/UI design — focusing on UX strategy and user research — since 2019.
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Emil FreyIndustries
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1323$10,000+10 - 49 employeesNashville, TNRead More
Located in Nashville, Tennessee, OtherLeft, LLC is a custom software development firm. The small team offers custom software development and product design. The agency was founded in 2019.
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1324$25,000+50 - 249 employeesSingapore, SingaporeSlash is a software development firm. Their midsize team is located in Singapore, Singapore; Denpasar, Indonesia and Phnom Penh, Cambodia. The agency offers Custom Software Development, UX/UI Design, Product Design, cloud consulting & SI, and more. The agency was established in 2016.Read More
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AXA PERSOLKELLYIndustries
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1325$25,000+10 - 49 employeesL'viv, UkraineEstablished in 2020, Flexum is a website development firm. The small team offers Web Development, UX/UI Design, and Mobile App Development. The agency is in L'viv, Ukraine.Read More
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CastosIndustries
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1326$5,000+50 - 249 employeesCardiff, WalesBox UK, a custom software development firm, was launched in 1998. The agency provides Custom Software Development, Enterprise App Modernization, Web Development, UX/UI Design, and more and has a midsize team.Read More
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OKdo.comIndustries
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1327$1,000+10 - 49 employeesCzęstochowa, PolandImoli is a small e-commerce development firm. They offer E-Commerce Development, Custom Software Development, Web Development, Web Design, and more and were launched in 2002.Read More
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1328$5,000+2 - 9 employeesMilano, ItalyRead More
StudioUP is a small branding firm. Founded in 2010, the firm is based in Milano, Italy. Their team provides branding, search engine optimization, social media marketing, web design, and more.
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1329$5,000+50 - 249 employeesÁgua Verde, BrazilAteliware, a custom software development company, was founded in 2011. The agency provides Custom Software Development, IT staff augmentation, AI Agents, UX/UI Design, and more and has a midsize team.Read More
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Votorantim Trio Pipefy UninterIndustries
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1330$10,000+10 - 49 employeesMünchen, GermanyMainmatter is a web development company. The small München, Germany-based company was launched in 2015. Their services include Web Development, IT staff augmentation, Custom Software Development, UX/UI Design, and more.Read More
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GeneraliIndustries
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1331$10,000+10 - 49 employeesIași, RomaniaRead More
Founded in 2018, HungryBytes is a custom software development company. Located in Iași, Romania, their small team provides custom software development, ux/ui design, web development, Artificial Intelligence, and more.
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World Health OrganizationIndustries
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1332$10,000+10 - 49 employeesBengaluru, IndiaRead More
Neointeraction Design is a small user experience design company. The Bangalore, India-based company was launched in 2008. Their services include ux/ui design, video production, and web design.
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1333$1,000+2 - 9 employeesBarcelona, SpainRead More
Nexus Creative Agency - Web Design & Development is a web design agency. They offer web design, ux/ui design, web development, branding, and more and were launched in 2020. Their small team is London, United Kingdom-based.
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1334$10,000+10 - 49 employeesT'bilisi, GeorgiaRead More
4TWIGGERS is a mobile application development company. They are based in T'bilisi, Georgia and have a small team. Their services include mobile app development, web development, and ux/ui design.
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1335$50,000+10 - 49 employeesNew York, NYRead More
Reflections is a New York based digital innovations lab. They were founded in 1999 and have a team of 16 employees. They specialize in web development, mobile app development, and UX/UI design. They mainly work with small business and mid-market clients in the advertising, consumer products, and business services industries.
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The Shade StoreIndustries
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1336$25,000+50 - 249 employeesLondon, EnglandIncepteo Labs is a midsize artificial intelligence development company. The London, England-based company was founded in 2007. Their services include Artificial Intelligence, Mobile App Development, UX/UI Design, Custom Software Development, and more.Read More
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GeodisIndustries
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1337$25,000+2 - 9 employeesKind+Human is an UX design agency launched in 2018. In San Francisco, California, their small team specializes in UX/UI Design, Product Design, AI Consulting, and Custom Software Development.Read More
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Xembly Stabilitas (Now Onsolve) Blue Label Labs Happy ValleyIndustries
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1338$5,000+10 - 49 employeesRead More
Belov Digital Agency is a web development company founded in 2012 in New York City. With a team of 10+ people, they specialize in WordPress web design and development for small, mid-sized, and enterprise-level clients.
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European Bank for Reconstruction and Development (EBRD), UK Marathon Handbook, UK PS Legends, Worldwide MKTG Specs, AustraliaIndustries
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1339$1,000+10 - 49 employeesRio de Janeiro, BrazilFlowCode, a small user experience agency, is located in Rio de Janeiro, Brazil. They provide UX/UI Design, Web Development, Mobile App Development, Branding, and more and were launched in 2021.Read More
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1340$10,000+50 - 249 employeesGamle Fredrikstad, NorwayRead More
Founded in 2000, Frontkom is headquartered in Warsaw, Poland with another location in Lublin, Poland. With nearly 50 employees, they provide custom software development, web development, and UX/UI design services to midmarket, enterprise, and small businesses.
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- ASUS - Mitsubishi Motors - WWF - Unicef - HBO - RedBull - Santander Denmark - Polish National Bank - Startups: StayForLongerIndustries
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1341$25,000+10 - 49 employeesRamsey, NJLocated in Ramsey, New Jersey, Kanopy Labs is a mobile application development company. The small firm was established in 2019. Their team offers Mobile App Development, AI Agents, Custom Software Development, UX/UI Design, and more.Read More
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Vybes Politik Fake Friends RangeXIndustries
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1342$25,000+10 - 49 employeesChicago, ILRead More
Nelson Cash is a digital agency with offices in Chicago and Portland, Ore. Since the agency's founding in 2011, their 20-person team has worked with a variety of clients in different industries, including entertainment, IT, and financial services. The agency specializes in web design and development, digital strategy, and branding.
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Trunk ClubIndustries
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1343Undisclosed10 - 49 employeesSan Francisco, CARead More
Extractable is a San Francisco based boutique digital strategy and experience design firm. Founded in 1999, the company employs a team of 24. Extractable offers UX/UI design, digital strategy, web design, web development, content marketing, and mobile app development. Their client base primarily includes large enterprise and mid-size companies.
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Extractable's client base spans the financial servicesIndustries
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1344$10,000+10 - 49 employeesUX design agency Bi Studio® was founded in 2022. Their small team is headquartered in Middletown, Delaware. Their services include ux/ui design, web development, and social media marketing.Read More
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1345$5,000+10 - 49 employeesAtlanta, GARead More
JH Media Group is a small digital strategy company. The Atlanta, Georgia-based agency was founded in 2002. Their services include digital strategy, business consulting, other digital marketing, and web development.
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1346$10,000+10 - 49 employeesMoai Team is an UX company. They specialize in ux/ui design, IT strategy consulting, cloud consulting & SI, cybersecurity, and more and were founded in 2019. The company is based in Kyiv, Ukraine.Read More
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1347$1,000+2 - 9 employeesVancouver, CanadaRead More
Rare Design Group is a Vancouver, Canada-based web design agency. The small company was established in 2004. Their services include web design, ux/ui design, graphic design, print design, and more.
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1348$5,000+10 - 49 employeesSheridan, WYFuzionDev LLC, a website development company, is located in Sheridan, Wyoming and Faisalabad, Pakistan. They offer Web Development, Custom Software Development, UX/UI Design, Artificial Intelligence, and more and were launched in 2020.Read More
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1349$5,000+10 - 49 employeesBengaluru, IndiaRorko is a website development firm founded in 2011. They are in Bengaluru, India and Ronkonkoma, New York and have a small team. The agency offers Web Development, Web Design, Custom Software Development, UX/UI Design, and more.Read More
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1350$10,000+10 - 49 employeesAmsterdam, NetherlandsRead More
E-commerce development firm Flatline Agency was founded in 2019. Their small team is based in Amsterdam, Netherlands. Flatline Agency specializes in e-commerce development, custom software development, web development, mobile app development, and more.
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