MP3 converter

Convert WAV, M4A and OGG audio files to a real MP3 file in your browser, using a built-in MP3 encoder.

Choose an audio file (WAV, M4A, OGG, MP3…)

Converted to a real MP3 in your browser with ffmpeg (browser-decoder fallback if the engine cannot load). If your browser cannot decode the file's codec and the engine is unavailable, the error is shown plainly instead of a fake result.

How to use MP3 converter

Enter your details in the tool above and press the main button to get your result. You can copy text results or download file results. Most tools work entirely in your browser, so your files and inputs are not uploaded anywhere, except where the tool page names a public API it calls.

Related tools: Video compressor, Video to MP4 converter, Video to GIF, GIF to MP4.