The debug shell feature alone makes it better than any alternative, and hopefully that subscription money is put towards more unique features.
https://docs.orbstack.dev/features/debug
> Debug Shell works by injecting a debugging environment using: > NixOS for a large package collection, and flexibility with filesystem paths
https://orbstack.dev/blog/debug-shell?utm_source=relnotes
Debugging slim or distroless images is quite the pain, so a tool like this is worth it if you're frequently working on such images.