Use APKPure App
Get Rocket Backup old version APK for Android
Backup / Restore your contacts
Backup / Restore your contacts , text messages and Call histories !
Features:
-Backup Contacts & SMS & Call logs to SD card
-Restore Contacts & SMS & Call logs from SD card
-Share your back up through email or other methods.
-Backup Contacts on account(s).
! Important !
If you have build-in storage , please make sure you copy the backup to a safe place like in email or external storage !! When you did factory reset or ROM upgrade, the internal storage will be possibly erased during the process .
in Android 4.4 and up, you have to select RocketBackup as default SMS app to do SMS restore.