IT Service Providers

Qusion

Startup studio from Prague and Basel building its own digital products, with a focus on mental health

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TrustList summary

Qusion is a startup studio with ties to Prague and Basel. It once ran as a mobile and web development agency. Since 2021 the agency side has been sold, and the team now builds its own products.

Products and services

Startup building: creating digital products of its own in new sectors.
Mental health app: VOS.health, built with psychologists to combine science and technology.
Past agency work: mobile and web apps with UX and UI design for other companies.

Clients

Its earlier work was for established brands. Today it concentrates on its own ventures, especially in health.

Key facts

Based in: Prague and Basel
Team: over 20 people
Change: agency acquired by another company in 2021

Summary written by TrustList from the business's own published information, Oct 2026.

Qusion rankings

Qusion is ranked on 4 TrustList rankings: #24 on 2, #25 on 1 and #30 on 1.

Every ranking orders its listings by their reviews, how complete the profile is and the Trust Score. Qusion has no reviews yet and 3 of the 10 profile details we look for. Where no listing on a page has been reviewed, the order follows the profiles alone.

It service provider · 4 rankings

On 3 of these it sits behind KompiTech, ahead of ERNI.

#24of 31
Ecommerce › Switzerland
It is the only one of the 31 here listing bootstrap and xamarin.
Of the 31 here, 23 also cover UI/UX design and 22 also cover iOS app; 3 also work in Germany and 2 also work in India.
#24of 26
Php › Switzerland
It is one of 2 here listing ReactJS and one of 3 here listing jQuery.
Of the 26 here, 24 also cover web development and 24 also cover android.
#25of 30
Ui ux design › Switzerland
It is one of 3 here listing AngularJS and one of 9 here listing react native.
Of the 30 here, 23 also cover eCommerce and 19 also cover PHP.
#30of 39
Ios app › Switzerland
It is one of 11 here listing CSS3 and one of 13 here listing node.js.
Of the 39 here, 24 also cover web design and 22 also cover HTML5; 2 also work in Italy.
Behind UnRiskOmega AG, ahead of ERNI.