The latest version of AudioSwift is compatible with macOS 10.15 Catalina and up. It has been notarized and it is compliant to Catalina security guidelines. However, when you upgrade to Catalina or buy a new Mac, and run AudioSwift for the first time, the app will appear on the menu bar and then it will go away. Just like the previous Mojave version, macOS Catalina introduced some new security restrictions for apps like AudioSwift. To open the app, you just need to give access to AudioSwift to the security preferences on macOS, so it can monitor the trackpad gestures. Follow these steps:

Accessibility Access
Security & Privacy

That’s it. Enjoy AudioSwift!

Video – Installation and Overview