Your files stay on your device

# M4A to OPUS

Convert MPEG-4 Audio to Opus Audio
M4AOPUS

Drop your M4A files here

or click to browse from your device
Select Files

Supports: M4A

Everything is converted on this device, files never leave your browser. Files that don't match M4A are skipped, and a file that fails conversion marks its own row without killing the batch.
ConvertDownload all (0)Clear queueNothing in yet

Paste, drop, or type to begin. Everything stays on this device.

## Next door in Audio

- [Compress Audio](/audios/compress)
- [Trim Audio](/audios/trim)
[All audio tools](/audios)

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