OPUS to ALAC Converter
Convert OPUS 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 OPUS 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 OPUS to ALAC
- Click "Choose files" or drag your OPUS 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 OPUS to ALAC?
ALAC is lossless, so further editing and re-saving won't reduce quality any more. (It can't restore detail that OPUS 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 OPUS to ALAC keeps all the quality that is in your OPUS file - nothing more is lost. However, it cannot recover detail removed when the OPUS was originally created, and the ALAC file will be larger.
OPUS vs ALAC
| OPUS | ALAC | |
|---|---|---|
| Full name | Opus Interactive Audio Codec | Apple Lossless Audio Codec |
| Type | lossy | lossless |
| Best for | voice notes, WhatsApp/Discord audio, podcasts and streaming at small sizes | lossless music on iPhone, iPad, Mac and Apple Music |
| Typical size | ~0.9 MB at 128 kbps per minute | ~5-6 MB at 16-bit / 44.1 kHz per minute |
| Compatibility | All modern browsers, Android, iOS 17+, WhatsApp, Discord, Telegram and VLC. | All Apple devices, iTunes, VLC, foobar2000 and most modern players. |
| Developed by | IETF / Xiph.Org (2012) | Apple (2004) |
OPUS to ALAC: questions
How do I convert OPUS to ALAC?
Open this page, add your OPUS file, make sure ALAC is selected as the output format and click Convert. Your ALAC file is ready to download in seconds.
Will converting OPUS to ALAC lose quality?
Converting OPUS to ALAC keeps all the quality that is in your OPUS file - nothing more is lost. However, it cannot recover detail removed when the OPUS was originally created, and the ALAC file will be larger.
Is this OPUS 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 OPUS 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 OPUS and ALAC?
OPUS (Opus Interactive Audio Codec) is a compressed (lossy) format, the most efficient modern lossy codec. Opus delivers excellent quality at very low bitrates for both speech and music. 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 OPUS to ALAC converter runs in any modern browser - Chrome, Safari, Edge or Firefox - on desktop and mobile. No software to install.