Compress MP3, AAC, M4A, OGG or WAV audio online
1: Click here to add audio file or drag a audio file and drop it here.
2: Use slider to change audio quality. Please note the output file size may not be equal to the estimated file size shown on slider.
3: Click the "SUBMIT" button to start compressing. The output files will be listed in the "OUTPUT FILES" section.
MPEG Audio Layer III
Advanced Audio Coding
Windows Media Audio