Top 100 Usability Testing Services

Quantum IT Innovation is an industry-leading full-service digital agency based in Westfield, Ind., just outside of Indianapolis. Founded in 2010, they have established presences in the U.K and India in addition to their U.S office, and employ over 100 developers and marketers between the three locations. Quantum IT's broad range of solutions includes mobile and web application development, custom e-commerce integration, UI/UX Design, SEO and PPC services, and content marketing. Their scale as well as diversity of expertise and experience make Quantum IT a particularly strong choice for comprehensive digital strategy or large-scale development projects. 

Funkhaus is a digital creative agency based in Los Angeles. The agency, founded in 2011, has a team of around 15 that provides web design, content marketing, branding, digital strategy, social media marketing, and UX/UI design services to small and midmarket companies in various industries that include arts & entertainment, hospitality & leisure, and media.

Graphic design company More By Us was founded in 2016. Their small team is based in Bankya, Bulgaria. Their services include graphic design, web design, and ux/ui design.

Vindaloo VoIP Solutions Pvt. Ltd., a software development company, is headquartered in Brooklyn, New York. The small team provides custom software development, voice services, mobile app development, and web development. The firm was launched in 2016.

This California-based software company has strong expertise in web and mobile app development. The team of less than 50 has worked in various industries, from fitness to healthcare – they’ve done it all.

Strix is a digital agency with an office in London, one in Prague, Czech Republic, and another in Krakow, Poland. Founded in 2012, they employ 70 industry professionals specializing in omnichannel, e-commerce and digital transformation for midmarket B2C and B2B companies. Services include digital strategies, commerce design and platforms, and product information management.

Seven Hills Technology is a software development company based in Cincinnati, Ohio. The small agency was founded in 2015. Their team offers custom software development, ux/ui design, IoT development, mobile app development, and more.

Website development firm Alliance Innovations is located in San Diego, California. The small agency was founded in 2019. Their team focuses on web development, digital strategy, custom software development, mobile app development, and more.

Code18 Interactive is a web design agency. Established in 2001, the team offers web design, ux/ui design, web development, digital strategy, and more. Their small agency is Hoboken, New Jersey-based.

Gluo, an UX design company, was launched in 2003. The midsize team offers ux/ui design, web development, e-commerce development, web design, and more. The company is in Ciudad de México, Mexico.

Prismic Reflections is an India-based digital design studio that specializes in UX/UI design, web design, print design, visual branding, strategic user experience, and mobile app development. The company was founded 2004 and has a team of about 25 specialists that works with companies of all sizes from startups to enterprise clients.

Haneke Design is based in Tampa, FL. The software development and its 20+ developers are focused on delivering user-focused solutions for connected devices to their various range of clients. 

Founded in 2016, CoreLine is a digital development firm in Zagreb, Croatia. Their current team of 7 primarily focuses on web development, mobile app development, and UI/UX design. Though they work with clients of all sizes, they've mainly served small to mid-sized businesses.

Iterators is a software development company. The Warszawa, Poland-based firm was launched in 2013. The small team offers custom software development, mobile app development, ux/ui design, IT strategy consulting, and more.

9Y is a software agency founded in Vienna, Austria with more than 10 experts. Since their founding in 2015, they have provided web development, mobile app development, and UX/UI design solutions for clients in the fields of business services, consumer products, and more.

Mirit - Laravel Softwarehouse is a small software development firm founded in 2018. Their team provides custom software development, web development, e-commerce development, and enterprise app modernization. The firm is headquartered in Pleszew, Poland.

Xtreme Technologies, a custom software development firm, was founded in 2020. They are based in Dallas, Texas and have a small team. Xtreme Technologies offers custom software development, branding, digital strategy, graphic design, and more.

Lights Out Studio is a design agency founded in 2016 and managed by fewer than 10 people. Based in Mumbai, India, they are experts in UX/UI design, logo services, and packaging design. They work with small and mid-market firms in the fields of utilities, health care, and art.

REYT is a web design company located in Sheffield, United Kingdom. The small firm was founded in 2021. Their team provides web design, ux/ui design, web development, and mobile app development.

Twenty Ideas is a development company in Eugene and Portland, Ore. Founded in 2014, they have about 21 employees that serve mostly midmarket and small-business clients in the education, healthcare, and arts industries. Services include custom software development, UI/UX design, and web development.

UX company and graphic design agency Bukwild was launched in 2001. Located in Sacramento, California, their small team provides ux/ui design and graphic design.

Expedition Co, is a software development company that was founded in 2017. The company is headquartered in Palos Verdes Estates, Calif. and is currently made up of 8 employees. They specialize in mobile app development, UX/UI design, and custom software development. 
 

Cosmik Carrot, a SEO company, is headquartered in Rugeley, United Kingdom. The small team specializes in search engine optimization, web design, ux/ui design, and web development. The company was founded in 2008.

ByteCorp is a software development firm. Their small team is headquartered in Middletown, Delaware; Karachi, Pakistan and Thuwal, Saudi Arabia. The firm focuses on custom software development, Artificial Intelligence, ux/ui design, and IT staff augmentation.

Innovative Digital is an Amsterdam-based full-service digital agency founded in 2014. Their team of approximately 10 employees primarily serves small businesses in the e-commerce, business services, and retail industries. Their specialties are web design and development, UX/UI design, and digital strategy.

jut-so is a digital agency collective based in Berlin, with a team of fewer than 50 professionals. Founded in 2018, the company offers their services in web development, branding, and design for clients ranging from small businesses to large firms, with experience working in industries such as advertising, business services, and consumer products.

Unico Connect, an user experience agency, is located in Mumbai, India. The midsize team focuses on UX/UI Design, Mobile App Development, Web Design, BI & big data consulting & SI, and more. The agency was launched in 2014.

Adage Technologies is an UX design company located in Chicago, Illinois. The midsize team offers ux/ui design, e-commerce development, web design, and web development. The agency was established in 2001.

Clearcode is a software development company with an office in New York and offices in Wroclaw and Katowice, Poland. Founded in 2009, they design and build software for small to large-scale companies in advertising and marketing. Services include custom software development, UX and UI design, AdTech & MarTech development, and graphic design.

INVO Technologies is a software design an development company headquartered in Warsaw, Poland, with an office in London. Founded in 2016, the team of 8 specializes in web development, mobile app development and custom software development.