- In the photography space: Capture One Pro, DxO Optics Pro, ON1.
- In the video space: Avid, DaVinci Resolve, Sony Vegas.
- In the illustration space: Corel, Clip Studio Paint, Painttool SAI.
- In the audio space: ProTools, Ableton, ACID Pro.
- Nearly all video games.
- JetBrains, which has a novel subscription + purchase model where you can cancel your subscription and keep using the software.
I'd argue that the only case where you need a subscription model to stay afloat is when you don't add enough value that your users will be willing to purchase an upgrade.