ABbackup is a tool for making a backup of local address contacts.
Before doing sync,if you make a backup, you could get back all the dates easily when you lost the address contacts.
Note: All of the backup data in order to avoid leakage of personal privacy are backed up in the local device space inside, so if you want to keep backup information, please do not remove the program. Once the software was delected, the backup information would be cleard.