Is converting M4A to FLAC free?
Yes. This tool is completely free with no limits, watermarks or sign-up requirements.
Free M4A audio converter
Convert M4A to FLAC
Convert M4A audio to FLAC for free, right in your browser. Upload a .m4a file, pick FLAC from the output menu and the converted audio appears instantly in a player you can listen to before downloading. Everything is re-encoded locally — no uploads, no accounts, no watermarks.
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What is M4A to FLAC conversion?
MPEG-4 Audio (M4A) and Free Lossless Audio Codec (FLAC) are two popular audio formats, but not every player or editor reads them all. This free converter decodes your .m4a file and re-encodes it as a valid .flac file. The whole conversion runs in your browser, so your audio stays private.
How it works
- 1Upload a .m4a audio file.
- 2Choose FLAC from the output format menu — the conversion starts automatically.
- 3Preview the converted audio in the browser player.
- 4Download the converted .flac file. No signup needed.
Why this tool
- 100% private. The conversion runs entirely in your browser. Your audio file is never uploaded to a server.
- Free, no signup. No accounts, no watermarks, no file size limits. Convert as many audio files as you like.
- 7 output formats. Pick AAC, AIFF, FLAC, M4A, MP3, WAV or WMA from the dropdown next to the preview.
Frequently asked questions
Are my audio files uploaded to a server?
No. The conversion happens entirely in your browser with FFmpeg WASM, so your M4A file never leaves your device.
How do I convert M4A to FLAC?
Upload a .m4a file, choose FLAC from the output menu and the converted audio is previewed immediately. Click Download to save the .flac file.
What output formats can I choose?
AAC, AIFF, FLAC, M4A, MP3, WAV, WMA — the dropdown next to the preview switches between them.
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