If you have accidentally deleted important call history from your iPhone, you can restore it. You can choose the iStonsoft Data Recovery, Amacsoft iPhone Backup Extractor, Coolmuster Data Recovery tool,or the iPubsoft iPhone Backup Extractor. The iStonsoft Data Recovery has a free trial version or costs $39.95 for the complete version, the Amacsoft iPhone Backup Extractor also has a free trial version or costs $39.95. The Coolmuster Data Recovery tool and the iPubsoft iPhone Backup Extractor are both free.
To use the iStonsoft Data Recovery tool, download the free trial or paid version and install in on your computer. After you have installed the iStonsoft Data Recovery tool right click if you are on a PC or control click if you are on a MAC and choose to Restore iPhone Call History from Backup. With newer iPhones you can also do this through iTunes.
If you choose iPubsoft iPhone Backup Extractor, download and install that on your computer. When you have completed the installation, open the program and connect your iPhone to the computer. From this point you will be able to scan for the backup files you need and then select whichever call logs you want to restore.