Call Recorder Pro

With the audio source check function, only audio sources that are compatible with your device are displayed and automatically selected.
This prevents the app from selecting non-compatible audio sources that could cause the recording to fail—a problem all too often seen with other apps.
If you are having trouble recording with other apps, please give this app a try.

✔Comes with user-friendly functions such as automatic volume change when playing back recordings.
✔The application lock function protects your privacy by requiring users to input the unlocking pattern when starting up the app.

You can check this app's functions and operations with a free version.
Please check the functions and operations by free version before you buy.
https://play.google.com/store/apps/details?id=jp.snowlife01.android.callrecorder0

【Features】
• Recording playback
• Share
• Outgoing call
• Exclusion function
• Recording protection
• Recording delete
• Show icon
• Auto volume change
• Ask pattern when app opened
• Recording folder
• Max recordings
• Audio source
• Recording format
• Auto delete after "X" days
• Auto delete short recording
• Cloud upload
• Use external player

【Privacy Policy】
Call Recorder Pro does not collect or transfer any data to us or to any third party.

Read Phone State
Get the state of the phone, so that it can start call recording when you are answering a call.

Process Outgoing Calls
Same as Read Phone State, start call recording when you are making a call.

Record Audio
Record your phone call with microphone or the voice call channel.

Modify Audio Settings
Adjust the volume in playback.

Read Contacts
Reading and displaying the names of contacts when recording the phone calls, and reading all the contacts for adding exclude list.