oandbackup - Make backups of selected apps on your device and restore from those backups.
vCard Export Import(Lite) - vCard Export Import(Lite) app allows you to export your phone numbers in your contact list to the internal storage in vcard, vcf, txt, CSV, and various other file formats.
SMS Backup+ - Backup Android SMS, MMS and call log to Gmail / Gcal / IMAP - jberkel/sms-backup-plus
Share Contacts PRO - Share Contacts PRO app comes up with features to help users in editing a contact from your phonebook to change the name, phone number, address, and other details without much of a stretch.
Wide Angle Contact Transfer - Contact Transfer- easily manage contacts between iPhone, Android & PC with this Windows software. Transfer contacts directly between devices and edit them from your PC!
Easy Contacts Backup & Restore - Easy Contacts Backup & Restore is an app by Future Tech that comes up with features to help you in saving your phone numbers in a backup file to restore the file in case of data deletion to get your deleted contacts back.