Batch Processing
- Convert M4a to MP3
- Convert M4b audio books
- High quality and free
Free M4a to MP3 Converter is able to convert AAC, M4a, M4b, 3GP, MP4 files to MP3 and WAV formats in batch. You can simply drag&drop your files to the program, or use the "Add files" button on the toolbar.

Then select output format (WAV or MP3), its settings, set output folder, and click "Convert" (or hit F5 on your keyboard).
All files in the list will be converted to the selected output format. You can mix different input formats: AAC with M4a, M4b, MP4, 3GP etc.
Advantages:
- 5 formats support.
- Listen to music using built-in player.
- ID3-tag support.
- Multiple files conversion.
- Professional quality.
- User friendly interface.
- Absolutely free.
