PUBLIC MARKS from ycc2106 with tags backup & sync

Rseven archives all the data recorded by your phone into a website. As your phone documents your daily activities, Rseven website shows your life journey in a timeline and displays the strength of your relationships with the people that you communicate with". Rseven mobile client on the phone collects the data from the phone and uploads them to the Rseven.com website. The Rseven mobile client also synchronizes the phone's contacts

SpiderOak offers a different approach to online backup by combining a suite of services into one consolidated tool - free online backup, synchronization, sharing, remote access, and storage. This difference is further measured in our zero-knowledge privacy policy - the first one ever employed in this setting. Our flexible design allows you to handle data from any operating system (Mac, Windows and Linux) or location (external drives, network volumes, USB keys, etc...) using just one centralized account.

IDrive offers 2GB of free online backup space without any backup and restore restrictions or bandwidth limits or file type restrictions.

10GB free

Dropbox lets you synchronize and share 2GB of your files, photos and music for free.