FLAC file format
Free Lossless Audio Codec · Audio · .flac
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FLAC compresses audio without losing any quality, typically to about half the size of WAV.
Technical details
| Full name | Free Lossless Audio Codec |
|---|---|
| File extension | .flac |
| MIME type | audio/flac |
| Audio codecs we export | FLAC (lossless) |
| Best for | Lossless music libraries and audiophiles |
Last updated 2026-11-13
FLAC conversions
FLAC FAQ
What is a FLAC file?
FLAC (Free Lossless Audio Codec) is an audio format. FLAC compresses audio without losing any quality, typically to about half the size of WAV.
How do I open a FLAC file?
Most modern players such as VLC open FLAC files. If yours doesn't, convert it to MP3 above, which plays on every device.
How do I convert a FLAC file?
Drop the file into the converter on this page, choose the output format and click “Convert & download”. It's free and runs in your browser without uploading.
What is FLAC best for?
Lossless music libraries and audiophiles.