Cleanup & merge duplicate contacts is designed to clean up the address book of choice.
*) The app can quickly remove specify any duplication and useless contact informations (such as empty contact name, no phone number, no content, repeated phone numbers and e-mail addresses)
*) The app also can quickly remove multiple duplicate contacts. You can search duplicate contacts by contact name, phone number and email address
*) This app allows the user backup contacts to CSV (Excel) and VCF (vCard) format file before merging duplicate contacts, and it can ensure the safety of the user's address book
*) Special, before sync with other accounts (Gmail, iCloud, CardDAV, Exchange Server), you can use this app to clean up local duplicate or junk contacts, to avoid a large number of duplicate informations after sync
*) Similarly, after sync with other accounts (Gmail, iCloud, CardDAV, Exchange Server), if generate repeated or junk contacts, you can use the app to clean up and merge duplicate entries
*) Using the the Contacts Sync & Backup & Cleanup"," Smart Contacts Backup & Restore" apps we have developed, you can effectively be shared between multiple cloud synchronization service (Gmail, iCloud, Exchange Server) to local address book, and to ensure that Contacts of consistency, security and availability

FEATURES：
1. Automatically detect duplicate contacts in multiple address book accounts
2. Automatically detect duplicate or junk informations in a single contact
3. Detect duplicate contacts by contact name, phone number and email address
4. Batch merge or delete any duplicate or junk contacts in your iPhone or iPad
5. In-app backup contacts to Excel or vCard
6. Lets you easily restore backups contacts
6. Manages multiple address book sources like iCloud,Gmail,CardDAV, Exchange,Facebook
7. Very fast and stable, have been tested over 8000 contacts