OneContact!

Find and merge duplicated contacts in the address book of your iOS device OneContact performs a fast, easy, and automated scan of your address book, looking for duplicated contacts. It rapidly executes a search and returns potential matches, all of which can be easily merged later on. Features: Thorough elimination of all duplicates: finds all duplicates, using cutting-edge algorithms Efficiency: rapid scanning of your entire address book (3,000 contacts in 3 minutes) Simple merging: inspect fuzzy matches and select the attributes you want to be merged into a single contact Ease of use: no configuration needed Loss protection: backup and restore your address book Offline and local: no data is uploaded to any server and your contacts stay private on your device