Free online audio tool
OPUS to MP3
Opus voice messages, such as those from WhatsApp and Telegram, become MP3.
PrivateRuns on your device
FreeNo account, no watermark
Limit250 MB per file
How it works
- 1Choose a OPUS file.
- 2Convert to MP3 on your device.
- 3Download the MP3.
FAQ
How do I convert OPUS to MP3?
Drop the OPUS file on this page and select Convert. The MP3 downloads when it is ready.
Are my files uploaded?
Files are processed in your browser with a local copy of FFmpeg. They are not uploaded to Super Media.
Is there a size limit?
Files up to 250 MB. Longer or high-resolution videos take longer because your own device does the work.