To use Sketchboard app on Webex, you need to have a Sketchboard account, free or paid. If you haven’t signed up yet, you can sign up for free. The first time you initiate the integration, you will need to sign in to Sketchboard. Sketchboard’s Webex integration follows your Webex app theme. When the Webex app theme is in Dark mode, Sketchboard changes to Dark mode.