AAC to ALAC Converter
Convert AAC files to ALAC in seconds, right in your browser. Drop in one file or a whole folder, pick your quality settings and download - nothing is uploaded to a server.
Drop AAC files here
MP3, WAV, FLAC, M4A, OGG, OPUS, AAC, AIFF, WMA, AMR, MP4, MOV & more · Processed on your device - nothing is uploaded
How to convert AAC to ALAC
- Click "Choose files" or drag your AAC files onto the page.
- Make sure "ALAC" is selected as the output format.
- Optionally click Edit to trim, adjust volume or add effects.
- Click Convert, then Download your ALAC files.
Why convert AAC to ALAC?
ALAC is lossless, so further editing and re-saving won't reduce quality any more. (It can't restore detail that AAC compression already removed.)
ALAC is best for lossless music on iPhone, iPad, Mac and Apple Music. All Apple devices, iTunes, VLC, foobar2000 and most modern players.
Will I lose quality?
Converting AAC to ALAC keeps all the quality that is in your AAC file - nothing more is lost. However, it cannot recover detail removed when the AAC was originally created, and the ALAC file will be larger.
AAC vs ALAC
| AAC | ALAC | |
|---|---|---|
| Full name | Advanced Audio Coding (ADTS) | Apple Lossless Audio Codec |
| Type | lossy | lossless |
| Best for | streaming, broadcast and devices that need a raw AAC stream | lossless music on iPhone, iPad, Mac and Apple Music |
| Typical size | ~1.4 MB at 192 kbps per minute | ~5-6 MB at 16-bit / 44.1 kHz per minute |
| Compatibility | Most phones, browsers, smart TVs and media players. | All Apple devices, iTunes, VLC, foobar2000 and most modern players. |
| Developed by | MPEG (1997) | Apple (2004) |
AAC to ALAC: questions
How do I convert AAC to ALAC?
Open this page, add your AAC file, make sure ALAC is selected as the output format and click Convert. Your ALAC file is ready to download in seconds.
Will converting AAC to ALAC lose quality?
Converting AAC to ALAC keeps all the quality that is in your AAC file - nothing more is lost. However, it cannot recover detail removed when the AAC was originally created, and the ALAC file will be larger.
Is this AAC to ALAC converter free and safe?
Yes. It's free with no watermark or sign-up. Files are processed locally in your browser, so your audio is never uploaded or stored on our servers.
Can I convert many AAC files to ALAC at once?
Yes - add up to 5 files at a time on the free plan (unlimited with Pro), convert them all with one click and download them as a ZIP.
What is the difference between AAC and ALAC?
AAC (Advanced Audio Coding (ADTS)) is a compressed (lossy) format, raw AAC audio stream. The successor to MP3 used by YouTube, iPhone and digital radio. ALAC (Apple Lossless Audio Codec) is a lossless format: apple's lossless format. Same perfect quality as FLAC but plays natively in Apple Music and on every iPhone.
Does it work on Mac, Windows, iPhone and Android?
Yes. The AAC to ALAC converter runs in any modern browser - Chrome, Safari, Edge or Firefox - on desktop and mobile. No software to install.