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OGA to AU - Online Audio Converter
Convert OGA to AU online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert OGA to AU
Drop OGA audio here or click to select
OGA, OGG
AU (PCM 16-bit)
About OGA to AU
Convert OGA to AU. OGA is the Ogg audio-only extension for Vorbis, Opus, and FLAC. AU is Sun's simple container, usually holding 8 kHz telephony audio. Headers are minimal; verify sample rate after conversion..
Why convert OGA to AU?
- Larger files than lossy shares with AU uncompressed quality.
- Keep quality where supported.
- Private, no upload - runs in your browser.
OGA vs AU
| Codec | OGA | PCM 16-bit |
|---|---|---|
| Compression | lossy | uncompressed |
| Sample behavior | Quality set by bitrate | Full quality kept |
| Typical use | OGA is the Ogg audio-only extension for Vorbis, Opus, and FLAC. | AU is Sun's simple container, usually holding 8 kHz telephony audio. |
When not to convert OGA to AU
- Skip AU for the smallest share: lossless output stays large, so prefer a lossy target when sending OGA files.
- Keep a master copy: repeated exports stack small losses, so archive OGA before batch AU shares.
Limits
Starting point: OGA - OGA is the Ogg audio-only extension for Vorbis, Opus, and FLAC. Codec inside varies, so confirm it before picking settings. Headers are minimal; verify sample rate after conversion. Encode AU (PCM 16-bit) from OGA 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 OGA to AU?
Drop your OGA file onto this page, choose quality and codec settings, then click Convert. The result downloads as AU instantly. All processing runs in your browser.
What codec is used for AU?
The default codec for AU is PCM 16-bit. 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.