Use of own logo

We are working on a Premium solution, where it is possible to use your own logo on the widget so that CALLSTR integrates seamlessly into your website and brand design.

In the meanwhile feel free to contact us and get a consultation on how CALLSTR can be integrated into your website.

For more information use the contact form at or get CALLSTR directly at

Supported By

Supported By

Member Of

Bundesverband Deutsche Startups e.V.