Convert M4A to FLAC
Free, fast and secure — convert M4A to FLAC right in your browser.
M4A
FLAC
Move your M4A into a lossless FLAC
Converting M4A to FLAC lifts your file into a format that keeps every detail intact — ready for editing, archiving or high-quality output.
How to convert M4A to FLAC
- 1 Drop your M4A file into the converter above.
- 2 It is converted to FLAC automatically — no settings to fiddle with.
- 3 Download your new FLAC file instantly.
M4A vs FLAC
| Feature | M4A | FLAC |
|---|---|---|
| Compression | Lossy | Lossless |
| MIME type | audio/mp4 | audio/flac |
| Best for | High-quality music and voice on Apple devices and modern apps. | Archiving and high-fidelity music libraries where quality must be preserved. |
About the formats
M4A
M4A (AAC) audio
M4A holds AAC audio, the default for Apple Music and iTunes. It generally sounds better than MP3 at the same bitrate and is well supported on modern devices.
Strengths
- Better quality than MP3 at equal size
- Default on Apple platforms
- Efficient, modern codec
Limitations
- Slightly less universal than MP3
- Lossy compression
- Occasional legacy-player issues
Best for: High-quality music and voice on Apple devices and modern apps.
FLAC
FLAC audio
FLAC is a lossless format that compresses audio with no quality loss — typically to about half the size of WAV. It is the audiophile choice for archiving music.
Strengths
- Lossless, full quality
- Smaller than WAV
- Rich metadata and tagging
Limitations
- Larger than lossy formats
- Not supported by every player
- Overkill for casual listening
Best for: Archiving and high-fidelity music libraries where quality must be preserved.
Frequently asked questions
Upload your M4A file above and it is converted to FLAC automatically. When it is ready, download your new FLAC audio — the whole thing takes just a few seconds in your browser.
Converting M4A to FLAC lifts your file into a format that keeps every detail intact — ready for editing, archiving or high-quality output.
FLAC is a lossless format, so your converted file keeps its full quality with no degradation.
Yes. The converter is free to use, with no watermark and no sign-up required.
Your files are processed securely and are never shared with anyone.