How to Convert AAC to MP3 for Free
Add AAC files
Download and run free audio converter. Run the software and add AAC songs you need to convert to MP3.
Choose "to MP3"
Click “to MP3” and choose “Optimal quality” or any other quality you need.
Convert AAC to MP3
Click “Convert” to run the conversion process.
With Freemake Audio Converter, you can also convert WAV to MP3 and WMA to MP3.