Q: How to use wav to m4a converter?
1. Install this additional feature from "Settings" > "EXTRA FEATURES" > "WAV to M4A Converter". It is a paid feature. This feature help you to reduce file size with good quality audio.
2. Return to "Voice Memos" and select a voice memo.
3. Go to the detail view of selected voice memo.
4. Tap the button ".wav > .m4a" to convert.