The free version of the web app is quite sufficient for a individual classroom sessions, however, If you would like to save your screens and get access to additional features such as polls, you can opt for a premium version.
Critical domains for the app's core functionality:- *.Classroomscreen.Com (Basically our main domain and all subdomains, two levels deep. For instance, we use Classroomscreen.Com, Auth.Classroomscreen.Com but also Prd.Files.Classroomscreen.Com. Please whitelist all subdomains with a wildcard.)...