Some users do not have (or want) an Apple ID tied to the Mac App Store. A standalone DMG allows for offline installation without logging into Apple’s ecosystem.
The magnetic timeline can be frustrating for those used to traditional non-linear editors where you can place clips anywhere. imovie 1033 dmg hot download
Apple requires applications to be notarized. A DMG floating around the internet from 2021 may have a revoked developer certificate. When you try to open it, macOS will say "iMovie is damaged and can’t be opened. You should move it to the Trash." This is often a security feature, not a bug. Some users do not have (or want) an
: Version 10.3.3 introduced stability and performance improvements, particularly for 4K video editing on Intel-based and M1 Macs. Why Users Look for 10.3.3 Apple requires applications to be notarized