

Idk about ultimate guitar, but on songsterr there is already a button to do that. If you first press the latest revision date:

It’ll bring up the revision history, each version having a download link.

It’s useful to have revisions in case someone changes the fingering somewhere and you prefer the older version.

There’s a great video by Alexander the ok on this exact topic for those that want a deeper dive into the history and development! https://youtu.be/YpruA5mC7wg