Technical requirements for speakers and webinar hosts
For the best experience on Contrast, we recommend you to use Google Chrome. Or a browser that runs on Chromium.
Make sure that your browser is up to date for the best experience.
If you're experiencing problems with Contrast or the webinar studio, please check out our help desk.
Don't have Google Chrome? Install it here.
Contrast for speakers and webinar hosts is currently only available on desktop computer and laptop.
Technical requirements for attendees
Attendees can join and watch your webinar from the following operating systems
Microsoft Windows
Apple MacOS
Apple iOS
Apple iPadOS
Android
As a general rule, we recommend using a recent operating system. Operating systems older than 7 years might experience issues
If your attendees can not join or watch your webinar, please make sure they have updated their browser before contacting us.
It may happen that a firewall or anti-virus software is blocking them from accessing Contrast.
Contrast for attendees is available on desktop, tablet and mobile device