about:synckey - Firefox Addon - This is a small restartless add-on for Firefox to view your Sync Key at about:synckey. Useful when you only have your mobile device running Firefox Mobile at hand and you would like to connect to your Sync account.
1. Install this add-on. It's restartless, so no restart required.
2. Open a new tab and go to about:synckey. Enter the Sync Key into your other device.
3. When you're done, you probably want to uninstall the add-on again to prevent easy access to your Sync Key.
PhoneSync Sync your contact list from .CSV file stored in SD card
Exchange for Android 2.x TouchDown syncs emails, contacts, calendar and tasks on your Android 2.x device. Setup: http://tinyurl.com/tdstart This version of TouchDown is specially for devices running Android 2.0 and above
CTLiveSync Android program to sync Windows Live contacts