On your machine
The tools run in your browser and talk only to the service they work on, such as Google, when they need your data. There is no Curiofy account and no Curiofy server in the path.
About
A small tool lab.
Curiofy makes small, sharp tools that each do one tedious job well, plus the guides that go with them.
Preview, then apply
Every bulk change is shown before it happens, a backup comes first, and the last operation can be undone.
One publisher
Curiofy is a one-person studio. Store listings use their own names to stay clear of trademarks. Questions go to the contact page.