In the navbar, the forth menu item (with the "broadcast" icon or "globe" icon in older versions) let you check the streams running, the're the same that you can see from https://zap.stream.

If you don't see the option you might have an older version installed.

Here the repo with the download links: https://github.com/vitorpamplona/amethyst

The Google play version include push notifications and notes translations, if you want it de-googled just get it from the other sources.