“Another Call Recorder” is a free application to record calls.
Tested on a Samsung Galaxy S3, but reported also working on the phones below. There is no guarantee that it will work on your phone.
+ Automatic deletion of old records
+ Mark calls as important so that they are not deleted
+ Multi selections, delete, send
+ Display of the name of the contact and its photo
+ Exclude numbers
+ Automatic or Manual Call Recording (Pro)
+ Record password protection
+ A lot of recording format
+ Possibility of delayed start of recording
+ Different modes of recording; By number, contact, unknown, or selected contacts
For More Info Google Play
Supported Android
varies with device
Download Call Recorder ACR 21.4 Pro APK For Android