Android Can't Record Incoming Calls With Clear Voice

I can only record my voice from this code, not against the turns. And I used MediaRecorder.AudioSource.VOICE_CALL instead of MediaRecorder.AudioSource.MIC But still I am getting my

Solution 1:

You can't. Not unless you're a system app (which you need to be installing your own custom OS or be root to get). VOICE_CALL requires the CAPTURE_AUDIO_OUTPUT permission which is a system permission- normal apps can't use it.

How do the other apps on the Play store do it? They use the mic, and hope the output of the call is loud enough to pick it up.