Never lose another contact after upgrade or any software failure. With Quick Contact Backup you can easily backup entire address book of iPhone,iPad,iPod and restore it anytime,anywhere on any iOS device.
This app is easiest way to backup. Just tap on backup now button on main screen wait for iOS to backup your contacts and converts into .vcf file (it may take a while depending on number of contacts) then email it to yourself.
In case you need to retrive one or multiple contacts from backup, simply open the mail and tap on Contacts.vcf file, iOS will automatically recognize and prompt adding contacts into address book.