Rated 5 out of 5 stars

Again, indispensable addon for a early tester like me.Backup my profile (addons, bookmarks, password & others) every night.Its very frustrating to loose all yours bookmarks or just the session you are working on.Great Addon ! ( Beta 7 version is totally compatible with firefox 4.0 and works great !)

This review is for a previous version of the add-on (