HomeAppsToolsContacts Sync (requires ROOT)Apps like Contacts Sync (requires ROOT) Here are some great alternatives to Contacts Sync (requires ROOT) by AndroidDeveloperLB : Public Folder App - Office 365 ★4.3 Contacts ★4.5 Simple Contacts ★4.5 Contact Organizer ★3.7 Contacts ★4.7 Contacts: Phone Dialer & Calls ★3.7 BlackBerry Hub+ Contacts ★3.4 Contacts ★4.5 Address Book and Contacts Pro ★3.4 Contact Backup & Restore ★4.1 Cleanup Duplicate Contacts ★4.1 CircleBack - Contact Manager ★3.3 PeopleSync CardDAV Client ★4.2 ScanBuddy.ai ★3.9 Contacts ★4.2 Address Book Pro ★3.6