Local developer utility

Audio Converter

Convert browser-supported audio to WAV or MP3 locally. Your input stays in your browser while you work.

Audio Converter🔒 Processed locally

Choose a local audio file

WAV, MP3, OGG, M4A, FLAC or WebM, depending on your browser.

50 MB per file · Five minutes combined · No uploads

How to use Audio Converter

Choose a local file above, enter any requested options, then run the action. The generated file appears with its own download control.

Processing runs locally in this browser. No input is uploaded or sent to a conversion service.

Audio runs locally. Input decoding depends on browser codec support. Exports are WAV or MP3, with source tags omitted. Limit: mono/stereo files under 50 MB each and five minutes combined.

Inputs

Choose local files using the file picker.

Related tools

Audio Compressor — Reduce audio size with adjustable MP3 bitrate and channel settings.
Audio Trimmer — Trim an audio clip using start and end times, with a downloadable result.
Audio Merger — Arrange and join audio clips in order locally.
Audio Recorder — Record your microphone locally, preview and export WAV or MP3.