GarageBand for macOS Catalina 10.15.7: How to Download it for Free
Size: ~1.6 GB to 2 GB
Requires: macOS 10.13.6 or later → works perfectly on 10.15.7. Garageband For Catalina 10.15.7 -FREE- Download
GarageBand runs smoothly on macOS Catalina 10.15.7, with no significant issues reported in terms of stability or performance. The software takes advantage of Metal, Apple's graphics API, which provides efficient performance and low latency. GarageBand for macOS Catalina 10
If GarageBand isn't in your "Purchased" history, the App Store won't offer the older version. To fix this: Apple's graphics API