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.mp3.opus
Convert MP3 to Opus
Convert MP3 (.mp3) to Opus (.opus) for free, right in your browser. No upload, no sign-up: your files never leave your device.
About MP3 to Opus conversion
This tool converts MP3 files to Opus entirely on your device. The conversion runs locally in your browser using WebAssembly, so your audio files are never uploaded to a server.
MP3 is the most compatible lossy audio format, playable on virtually every device.
Opus is a modern open audio codec that sounds great at low bitrates, used for voice and streaming.