ALAC to WEBM Converter
Convert ALAC files to WEBM 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 ALAC 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 ALAC to WEBM
- Click "Choose files" or drag your ALAC files onto the page.
- Make sure "WEBM" is selected as the output format (128 kbps is a good default).
- Optionally click Edit to trim, adjust volume or add effects.
- Click Convert, then Download your WEBM files.
Why convert ALAC to WEBM?
WEBM files are typically 5-10x smaller than ALAC, making them ideal for phones, sharing and streaming.
WEBM is best for web apps, HTML5 audio and browser-based recording. Chrome, Firefox, Edge, Android, VLC. Safari 15+.
Will I lose quality?
WEBM is a lossy format, so some inaudible detail is removed to save space. At 128 kbps or higher most listeners cannot tell the difference from the original ALAC.
ALAC vs WEBM
| ALAC | WEBM | |
|---|---|---|
| Full name | Apple Lossless Audio Codec | WebM Audio (Opus) |
| Type | lossless | lossy |
| Best for | lossless music on iPhone, iPad, Mac and Apple Music | web apps, HTML5 audio and browser-based recording |
| Typical size | ~5-6 MB at 16-bit / 44.1 kHz per minute | ~0.9 MB at 128 kbps per minute |
| Compatibility | All Apple devices, iTunes, VLC, foobar2000 and most modern players. | Chrome, Firefox, Edge, Android, VLC. Safari 15+. |
| Developed by | Apple (2004) | Google (2010) |
ALAC to WEBM: questions
How do I convert ALAC to WEBM?
Open this page, add your ALAC file, make sure WEBM is selected as the output format and click Convert. Your WEBM file is ready to download in seconds.
Will converting ALAC to WEBM lose quality?
WEBM is a lossy format, so some inaudible detail is removed to save space. At 128 kbps or higher most listeners cannot tell the difference from the original ALAC.
Is this ALAC to WEBM 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 ALAC files to WEBM 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 ALAC and WEBM?
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. 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.
Does it work on Mac, Windows, iPhone and Android?
Yes. The ALAC to WEBM converter runs in any modern browser - Chrome, Safari, Edge or Firefox - on desktop and mobile. No software to install.