Papaya - What can you do with Papaya? Papaya backs up your phonebook quickly and easily. No more lost contacts! Once your phonebook is backed up, you can access it from your phone or from the web. You can also synchronize your original phonebook with the Papaya phonebook anytime. Papaya makes it super easy to manage your contacts.
Upvise Contacts The utimate contact manager for your phone: iPhone like interface, quick search, one click call, groups and web account contact management, Google maps integration and backup to easily import your contact list
Birthday Manager Looks up contacts in your address book and lets you sort them in multiple ways