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CAF to EC-3 - Online Audio Converter
Convert CAF to EC-3 online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert CAF to EC-3
Drop CAF audio here or click to select
CAF
EC-3 (E-AC-3)
About CAF to EC-3
Convert CAF to EC-3. CAF is Apple's 64-bit container for large recordings beyond WAV limits. EC-3 is the broadcast-table name for E-AC-3 streams. Same payload as E-AC3 under the short program-table name..
Why convert CAF to EC-3?
- Smaller files with EC-3 lossy compression.
- Keep quality where supported.
- Private, no upload - runs in your browser.
CAF vs EC-3
| Codec | PCM 16-bit | E-AC-3 |
|---|---|---|
| Compression | uncompressed | lossy |
| Sample behavior | Full quality kept | Quality set by bitrate |
| Typical use | CAF is Apple's 64-bit container for large recordings beyond WAV limits. | EC-3 is the broadcast-table name for E-AC-3 streams. |
When not to convert CAF to EC-3
- Skip EC-3 for archival masters: lossy compression discards detail, so keep the CAF original.
- Keep a master copy: repeated exports stack small losses, so archive CAF before batch EC-3 shares.
Limits
Starting point: CAF - CAF is Apple's 64-bit container for large recordings beyond WAV limits. Few Windows tools open it; convert WAV for sharing. Same payload as E-AC3 under the short program-table name. Encode EC-3 (E-AC-3) from CAF at 256k for music or 128k for speech, starting from the master.
How conversion works
Conversion runs entirely in your browser with FFmpeg WASM. Files never leave your device.
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FAQ
How do I convert CAF to EC-3?
Drop your CAF file onto this page, choose quality and codec settings, then click Convert. The result downloads as EC-3 instantly. All processing runs in your browser.
What codec is used for EC-3?
The default codec for EC-3 is E-AC-3. You can change audio parameters in Advanced mode.
How do you store my files?
We do not store any processed audio. All conversion happens entirely in your browser using FFmpeg WASM.