Seems to be a functioning program It does backup at each time point.
Program is free, there is just a window that pops one time and propose to buy the full version.

Seems like I just answered my question myself: http://www.sobolsoft.com/howtouse/automatic-backup-folders.htm I'll try that and let you know if it works properly. Options are available to backup specific folder, overwrite backup, and do that every 5second up to 24h. Edit: last question: I suppose I ...

Ok, thanks for the clear answer.

Any tools that would automatically save folder every X often (30min for example)?

As it's a small game with small saves, I don't expect any game slow down because of a regular backup

Hi I discovered this mod a few weeks ago. I have played a lot since then. Great job! Unfortunately, a power shortage in my neighbourhood while playing has corrupted the save of the character I was playing (barbarian). As I played a lot with it, I was hoping to restore the save instead of restarting ...