Off by default. Turned on, every attempt you start over from is kept so you can look back at the ones that didn't make it. Switching it off stops new recordings but leaves what you already have.
Saves a .json file holding every drawing you've finished. Open the gallery to download a single month instead. Restoring merges a backup into what is already here.
This erases everything on this device.
There is no account and no backup — your gallery lives only in this browser.