WEBM to ALAC Converter
Convert WEBM 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 WEBM 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 WEBM to ALAC
- Click "Choose files" or drag your WEBM 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 WEBM to ALAC?
ALAC is lossless, so further editing and re-saving won't reduce quality any more. (It can't restore detail that WEBM 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 WEBM to ALAC keeps all the quality that is in your WEBM file - nothing more is lost. However, it cannot recover detail removed when the WEBM was originally created, and the ALAC file will be larger.
WEBM vs ALAC
| WEBM | ALAC | |
|---|---|---|
| Full name | WebM Audio (Opus) | Apple Lossless Audio Codec |
| Type | lossy | lossless |
| Best for | web apps, HTML5 audio and browser-based recording | 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 | Chrome, Firefox, Edge, Android, VLC. Safari 15+. | All Apple devices, iTunes, VLC, foobar2000 and most modern players. |
| Developed by | Google (2010) | Apple (2004) |
WEBM to ALAC: questions
How do I convert WEBM to ALAC?
Open this page, add your WEBM file, make sure ALAC is selected as the output format and click Convert. Your ALAC file is ready to download in seconds.
Will converting WEBM to ALAC lose quality?
Converting WEBM to ALAC keeps all the quality that is in your WEBM file - nothing more is lost. However, it cannot recover detail removed when the WEBM was originally created, and the ALAC file will be larger.
Is this WEBM 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 WEBM 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 WEBM and ALAC?
WEBM (WebM Audio (Opus)) is a compressed (lossy) format, opus audio in a WebM container - the native format of browser recordings and YouTube audio streams. 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 WEBM to ALAC converter runs in any modern browser - Chrome, Safari, Edge or Firefox - on desktop and mobile. No software to install.