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🎵 OPUS → MP3

Convert audio locally in your browser with FFmpeg.wasm (ESM worker). Trim, resample, channels, batch ZIP. Inputs/Outputs: MP3, WAV, OGG, OPUS, AAC (M4A), FLAC.

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Output: MP3

All conversion runs locally with FFmpeg.wasm (ESM). If a codec isn’t compiled in, you’ll see a friendly notice.
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    MP3 → WAVMP3 → OGGMP3 → OPUSMP3 → AACMP3 → FLACWAV → MP3WAV → OGGWAV → OPUSWAV → AACWAV → FLACOGG → MP3OGG → WAVOGG → OPUSOGG → AACOGG → FLACOPUS → MP3OPUS → WAVOPUS → OGGOPUS → AACOPUS → FLACAAC → MP3AAC → WAVAAC → OGGAAC → OPUSAAC → FLACFLAC → MP3FLAC → WAVFLAC → OGGFLAC → OPUSFLAC → AAC