Gmail Backup is a migration tool for Gmail service from Google. You can backup or restore your emails on any email account from Google. Backup your emails on Google Apps
Restore emails
Incremental backup
Joukuu brings all of your cloud based backup files together, automatically categorizes your documents, lets you manage files on your desktop across multiple accounts, currently supports Google Docs, Dropbox, & Box.net!
For one reason or another, you might want to download all your photos from Flickr or Facebook to your computer. Either to have the backup or to migrate them to another photo sharing service online. Doing it manually is a time consuming task, so thats where Fotobounce is useful.
ThisMoborobo is an application for Android users that allow them to do pretty much everything with their Android smartphone - in terms of management. The software can be used to easily back up and restore data that includes backing up contacts and apps to PC and easily transferring them between Android and iOS devices.