Contacts Manager-Fast is a utility and tools application available on the iPhone platform. It offers smart management of your address book, providing various features to enhance your contact management experience. With the use of international cutting-edge artificial intelligence algorithms, this app aims to simplify and streamline your contact organization.

One of the key features of Contacts Manager-Fast is its backup management capability. With just one click, you can export vCard from your phone's address book and sync it back to the phone whenever needed. This ensures that you don't have to worry about losing your contacts when changing phones.

The app also offers quick arrangement functionality, making it more convenient to change devices. It intelligently merges duplicate contacts, saving you time and effort in manually organizing them.

Contacts Manager-Fast includes smart detection, which automatically identifies expired numbers and frequently used numbers. This makes it more convenient for you to make calls without having to manually search for the right contact.

Additionally, the app provides a group SMS feature, allowing you to send holiday blessing SMS to multiple recipients without incurring any fees.

To further streamline your contact management, Contacts Manager-Fast offers batch delete functionality. With just one key, you can delete contacts in bulk, making it easier to remove unwanted or outdated contacts from your address book.

Overall, Contacts Manager-Fast is a comprehensive and efficient tool for managing your contacts on the iPhone platform. Its smart features and user-friendly interface make it a valuable addition to your device's utility and tools collection.