Audio tools

Convert to MP3, make MP3 files smaller and cut audio to length. MP3, WAV and M4A files are trimmed without re-encoding, and MP3 files are made by the LAME encoder running in your browser.

Your files never leave your device.

• Convert WAV to MP3

  Large WAV recordings become far smaller MP3 files

• Convert M4A to MP3

  iPhone voice memos and AAC audio, re-encoded as MP3

• Compress MP3

  Default 96 kbps, half the size of a 192 kbps file

• Trim audio online

  MP3, WAV and M4A are cut without re-encoding