TabBackup For Backup Contacts at Mac App Store analyse

TabBackup is the easiest way to backup and restore your contacts.  Try the convenience of having this application always readily available in the menu bar! 
You can backup all your contacts with a single touch and send yourself as a .vcf attachment via email.  
All contacts can then easily be restored any time by simply opening .vcf file in your mailbox.  
 Key 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 mac,iPhone, iPod Touch or iPad mail client.  * Easily transfer contacts between mac and iOS Devices ( iPhone and iPad ) using just email client.  * Backup Contacts as VCF (VCard)