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.opus

Opus Interactive Audio Codec

Commonly known as Opus

Modern, low-latency codec tuned for both speech and music in real-time applications. developed by IETF and released in 2012, it has become a standard for WebRTC calls, Gaming voice chat, Live streaming.

Key Features

  • Excellent quality at low bitrates
  • Low latency
  • Royalty-free

Limitations

  • Limited hardware playback
  • Requires conversion for DAWs
  • Not ideal for archival

When to use Opus?

The Opus format is ideal for WebRTC calls, Gaming voice chat, Live streaming. Its MIME type is audio/opus.

How to open .opus files

  1. macOS: Use native Preview/Quick Look or import into professional apps that support Opus.
  2. Windows: Open via Photos, Media Player, or dedicated editors by enabling the relevant codec pack.
  3. Browser: Drag the file into FileConvert to transform it into a universally supported alternative before sharing.

Popular Conversions

Convert Opus to...

Opus to MP3
Opus to WAV
Opus to AAC
Opus to OGG

Convert to Opus

FAQs about Opus

How do I open a .opus file?

You can open Opus files with native tools on Mac, Windows, and Linux or convert them for free using FileConvert.

Is Opus still relevant in 2025?

Opus remains essential for WebRTC calls thanks to its excellent quality at low bitrates benefit.

How do I convert Opus into other formats?

Visit our Opus conversion directory to switch between Opus Interactive Audio Codec and 200+ alternatives without uploading files.