Convert any audio file to OGG format online for free. Fast, secure, and easy-to-use audio to OGG converter with no software installation required.
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Max file size: 50 MBMax duration: 30 min
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Drag and drop your Opus file or click to browse. Supports files up to 1GB.
Select OGG as your output format and click convert. Our servers will process your file instantly.
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How the two formats differ on the things that change your result.
| Specification | Opus (source) | OGG (result) |
|---|---|---|
| Container | Ogg | Ogg |
| Developed by | Xiph.Org / IETF | Xiph.Org Foundation |
| Introduced | 2012 | 2000 |
| Audio codecs | Opus | Vorbis |
| Compression | Lossy | Lossy |
| Typical bitrate | 64–256 kbps | 96–320 kbps |
| Max sample rate | 48 kHz | 192 kHz |
| Max channels | 255 | 8 |
| Gapless playback | Yes | Yes |
| Metadata / tags | Vorbis comments | Vorbis comments |
| Approx. file size | 0.48–1.44 MB per minute | 0.72–2.4 MB per minute |
| Licensing | Royalty-free | Royalty-free |
| Plays natively on | Native: Web browsers, Android · Needs a player: Windows, macOS, iOS | Native: Android · Needs a player: macOS, iOS, Web browsers, Windows |
| Best for | voice and calls, podcasts, web delivery | game audio, open-source projects, web delivery |
Both Opus and OGG are lossy, so this conversion decodes Opus and re-encodes it as Vorbis. That second encode adds its own loss on top of the first. Choosing a higher bitrate, up to 320 kbps, keeps the damage small enough to be inaudible in most material.
Opus supports up to 255 channels, OGG up to 8. Surround material is folded down rather than carried through untouched.
The two formats are aimed at different jobs. Opus is typically used for voice and calls, podcasts, web delivery, while OGG is the usual pick for game audio, open-source projects, web delivery. That difference in intent is what most of the specification gaps above come from.
This page converts Opus files, stored in the Ogg container since 2012, into OGG, which uses Ogg and dates from 2000. The differences between the two containers decide what changes in the result.
Opus comes from Xiph.Org / IETF and dates to 2012. It carries Opus, which is what determines the quality ceiling of anything you convert out of it.
OGG was introduced by Xiph.Org Foundation in 2000. It carries Vorbis and has native playback on 1 of six platform categories, which is the practical reason to choose it as a target.
After converting your file, you can use Scriptivox transcription services to convert your audio to text. Perfect for meetings, interviews, podcasts, and more.
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