Convert to M4A

Convert audio and video files to M4A online, for free, with nothing to install.

MP4, MOV, MKV, AVI and 42 other audio or video file formats can be converted to M4A: drop your files above, and M4A is already chosen as the output. Files are converted on our server and deleted 72 hours later.

What is an M4A file?

M4A – MPEG-4 audio (M4A). M4A is audio (usually AAC or Apple Lossless) in an MP4 file, the format of iTunes, Apple Music and iPhone voice memos. Converting makes a new file: the sound is decoded and written again, so converting from a lossy format never brings back what was lost.

How to convert audio or video files to M4A

  1. Click Select File, or drop your audio or video files anywhere on this page. Any of the 46 supported formats works.
  2. M4A is already chosen as the output on this page.
  3. Click Convert, then Download when it's done.

M4A at a glance

M4A
LayoutA stream of sound
EditableIn audio editors
Created byApple, 2001
Best forMusic in iTunes and on iPhones

Frequently asked questions

Why convert to M4A?

M4A is audio (usually AAC or Apple Lossless) in an MP4 file, the format of iTunes, Apple Music and iPhone voice memos. Converting makes a new file: the sound is decoded and written again, so converting from a lossy format never brings back what was lost. Best for: Music in iTunes and on iPhones.

Which audio or video file formats can be converted to M4A?

GIF, WEBP, 3G2, 3GP, 3GPP, AAC, AC3, AIF, AIFC, AIFF, AMR, AU, AVI, CAF, DV, DVR, FLAC, FLV, M2TS, M4B, M4V, MKV, MOD, MOV, MP3, MP4, MPEG, MPG, MTS, MXF, OGA, OGG, OGV, OPUS, RM, RMVB, SWF, TS, VOB, VOC, WAV, WEBA, WEBM, WMA, WMV, DAT.

Is converting to M4A free?

Yes. Everyone gets 25 free credits a day, with no account needed. Conversions on our server use one credit per started minute of work, so most cost a single credit. Credits reset at midnight UTC.

Are my audio or video files uploaded anywhere?

These conversions run on our server, because they need ffmpeg, which does not run in a browser. Your file is sent over an encrypted connection, and both it and the result are deleted 72 hours after the conversion. The server has no internet access while it works on your file.

Convert to M4A from

All audio formats

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