I think same updates that fixed the notarization issue may fix this problem also (since we had to add an explicit entitlement for the audio input). If it doesn't please reach me via the contact form at https://www.fatpick.com/contact-us or email me directly at rod@<that-domain>.
It is likely you'll need to "install" the app (drag it to your Applications folder as prompted in the DMG), not just run the app directly.