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AIFF to Opus - Online Audio Converter
Convert AIFF to Opus online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert AIFF to Opus
Drop AIFF audio here or click to select
AIFF, AIF
Opus (Opus)
About AIFF to Opus
Convert AIFF to Opus. AIFF is Apple's IFF-based counterpart to WAV with PCM audio. Opus adapts from 6 kbps speech to 510 kbps music with low latency. CD-era hardware may not decode it; use MP3 for legacy players..
Why convert AIFF to Opus?
- Smaller files with Opus lossy compression.
- Keep quality where supported.
- Private, no upload - runs in your browser.
AIFF vs Opus
| Codec | PCM 16-bit | Opus |
|---|---|---|
| Compression | uncompressed | lossy |
| Sample behavior | Full quality kept | Quality set by bitrate |
| Typical use | AIFF is Apple's IFF-based counterpart to WAV with PCM audio. | Opus adapts from 6 kbps speech to 510 kbps music with low latency. |
When not to convert AIFF to Opus
- Skip Opus for archival masters: lossy compression discards detail, so keep the AIFF original.
- Keep a master copy: repeated exports stack small losses, so archive AIFF before batch Opus shares.
Limits
Starting point: AIFF - AIFF is Apple's IFF-based counterpart to WAV with PCM audio. Metadata support is thinner than WAV's; check tags after conversion. CD-era hardware may not decode it; use MP3 for legacy players. Encode Opus (Opus) from AIFF 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 AIFF to Opus?
Drop your AIFF file onto this page, choose quality and codec settings, then click Convert. The result downloads as Opus instantly. All processing runs in your browser.
What codec is used for Opus?
The default codec for Opus is Opus. 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.