You can uninstall Classkick Demo on Zoom via Zoom or web.
(Click on the links to jump down to the correct section)
1. In your Zoom client, click on the Apps.
2. Click on My Apps.
3. Click on Manage, which will open up zoom marketplace in your browser.
1. Login to your zoom.us and navigate to the Zoom App Marketplace.
2. Click Manage > Installed Apps or search for Classkick app.
3. Click Uninstall button for the Classkick for Zoom app.
4. Zoom will pop up an Uninstall App dialog, follow their directions, then click "Uninstall".