Convert FLAC to M4A
Convert FLAC files to M4A in seconds. Free, no upload, no watermark. Trim, compress or edit before you convert.
or drag & drop videos, audio or images here, or paste with Ctrl+V
MP4 · MOV · MKV · AVI · WebM · WMV · FLV · GIF · MP3 · WAV · M4A · and 40+ more
- Files never leave your device
- No sign-up, no watermark
- Free forever
How to convert FLAC to M4A
- Add your FLAC fileClick “Choose files” or drag & drop your FLAC file onto the page.
- Check the outputM4A is pre-selected. Optionally trim, crop, compress or tweak quality in the tabs.
- Convert & downloadClick “Convert & download”. Your M4A file is created on your device and saved instantly.
FLAC vs M4A
Short answer: M4A is AAC audio in an MP4 container. It sounds better than MP3 at the same size and is the default on Apple devices.
What is FLAC?
FLAC compresses audio without losing any quality, typically to about half the size of WAV.
What is M4A?
M4A is AAC audio in an MP4 container. It sounds better than MP3 at the same size and is the default on Apple devices.
Quality
M4A is lossless, so the converted file keeps all of the quality in your FLAC file. It can't add back detail that FLAC compression already removed, though.
| FLAC | M4A | |
|---|---|---|
| Full name | Free Lossless Audio Codec | MPEG-4 Audio |
| Type | audio | audio |
| Best for | Lossless music libraries and audiophiles | iPhone, iTunes and high-quality compressed audio |
| MIME type | audio/flac | audio/mp4 |
Last updated 2026-11-13
FLAC to M4A: FAQ
Is this FLAC to M4A converter free?
Yes. Converting FLAC to M4A is completely free with no watermark, no sign-up and no file limits beyond what your device can handle. Optional Pro features like 4K export and AI subtitles are available if you need them, and a single 4K export can be unlocked without a subscription.
Are my FLAC files uploaded to a server?
No, never. The conversion runs entirely in your web browser using FFmpeg compiled to WebAssembly. Your FLAC file never leaves your computer or phone, and we never store it, which makes it private and fast.
Will I lose quality converting FLAC to M4A?
M4A is lossless, so the converted file keeps all of the quality in your FLAC file. It can't add back detail that FLAC compression already removed, though.
How do I convert FLAC to M4A on iPhone or Android?
Open this page in Safari or Chrome on your phone, tap “Choose files”, pick your FLAC file and tap “Convert & download”. No app install needed.
Can I convert multiple FLAC files to M4A at once?
Yes. Select several files and click “Convert all”. You can download them one by one or as a ZIP. Free users can batch-convert up to 5 files at a time; Pro removes the limit.
Can I edit the FLAC before converting?
Yes: trim, cut, crop, rotate, resize, change speed, adjust colour, add text, music or subtitles, and more, all before you export to M4A.