audio / converter

OPUS to MP3 Converter

Convert OPUS files to MP3 format using a practical and suitable conversion workflow.

Input: OPUS Output: MP3 Local-first processing

OPUS to MP3 Converter

Choose one or more OPUS files. Each file is converted to MP3 locally in your browser with the FFmpeg WebAssembly engine. Nothing is uploaded to a server.

Choose files to begin.

How this page works

Use this page to convert OPUS into MP3. The page describes the accepted input, the expected output, and any quality or compatibility issues that matter for this conversion.

Some conversions are mainly for compatibility, while others may change quality, layout, transparency, timing, metadata, or editability.