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.
Save contacts - Save contacts app provides features through which users can select the desired data to create the backup in a variety of different formats.
Dropsync - DropSync is a super fast and flexible folder synchronization tool.
SIM Contacts Manager - SIM Contacts Manager app offers features that let you insert your sim card to your mobile phone to manage, edit, add, and delete your contacts right at your fingertips.
Video Photo Backup & Restore - Video Photo Backup & Restore app enables you to easily backup various multimedia files such as images, videos, and audio recordings to the selected storage unit right at your fingertips.
SMS Backup+ - Backup Android SMS, MMS and call log to Gmail / Gcal / IMAP - jberkel/sms-backup-plus