The ChalkTalk Telestrator is a native app for PC and Mac. Like Zoom, it can be run from your Start menu or invoked by a web page.

If you have not installed it (or wish to upgrade), you may run the appropriate setup program from the following:

PC: https://www.powerchalk.com/downloads/ChalkTalkSetup.exe

Mac: https://www.powerchalk.com/downloads/ChalkTalkSetup.pkg