The 'Call Logs Backup & Restore' is a free Android application for smartphones that allows users to backup call logs directly on the device's SD card. Also, you can create a special folder that resembles 'call log backup restore' folder name.
This application has support for viewing all the backups straight from its interfaces. It comes with support for automatic scheduling backup and you can set your own customized folder where to save the call logs. All the backup files are saved as .XML on the Android's SD card. It can be easily downloaded from Google Play Store and if can't understand how to use it, then please feel to ask for help in our comments section.
Call Logs Backup & Restore has support for up to 500 calls and you can easily restore all of them to your smartphone. This small Android app will help you backup and restore the call logs for your Android phone after you've update, rooted or flashed the firmware of your device. It is extremely easy to download and you can save it on your Android smartphone by clicking here.
Remember that the default location where a backup is saved is the /sdcard/CallLogsBackupRestore directory. As I've told you already, you can easily specify the Backup folder where you wish to store the call logs of your Android smartphone.