Contacts Backup+ app for iPhone and iPad

Contact Backup+ App Allows one touch backup, Merge, Duplicate Removal, Export and Migrate Contacts
to Other Phones.
Contact Backup+ Contacts is the easiest way to backup and restore your contacts all from your phone without needing a computer or synchronization. You can backup all your contacts with a single touch and send them to yourself as a .vcf or .xls attachment via email.

Features:

* Offline Backup. No need to sync to any server. Just email the backup file to yourself.
* Easy restore. No need to use any app to restore backup file. Just tap on the *.vcf backup file in the iPhone, iPod Touch and restore your contacts
* In App vCard Restore Feature
* Upload Backup files to Dropbox account directly from with in the app
* Backup Contacts as VCF (VCard) or Export Contacts as CSV (Excel) file
* Edit Contacts in Address Book
* Browse Backup history
* Import contacts from Vcard or Excel files
* Import/Export Contacts via iTunes file sharing