← ToolsM4A · FLAC · OGG · WAV → MP3 · M4A · OPUS · FLAC · WAV · AIFF
Audio converter
Any audio format to another, in batches.
Runs in your browser. Nothing is uploaded.
Output
Quality
Sample rate
Channels
How it worksNothing is uploaded. Decoding uses the browser's own codecs. MP3 is LAME in JavaScript, AAC, Opus and FLAC use the browser's encoders or a WebAssembly build where it has none.
Every file in the batch uses these settings.
Drop audio files here, or .
M4A · AAC · FLAC · OGG · OPUS · WAV · AIFF · MP3