Convert OPUS to MP3
When you want to send a saved voice message or similar audio to an app that supports MP3, select one Opus file on your device and convert the entire audio to MP3. Files can be up to 500 MB, and the default is 192 kbps. No login or connection to a messaging app is required. Play the converted audio, check its duration and file size, and save it.
What you can do
Create an MP3 copy
Convert the entire selected audio to MP3. Save it as a new file without overwriting the original.
Check the audio and save
Play the converted audio, check its duration and file size, then save the file.
How to use
Choose an OPUS file
Select one file on your device, up to 500 MB.
Adjust settings only if needed
You can usually convert with the defaults. If there are multiple audio tracks, choose the one to keep.
Convert and save the audio
Convert to MP3, play the result to check it, then save.
When this is useful
Use a saved voice message
Convert Opus audio saved on your device to send it to another app that handles MP3.
Things to check before conversion
Get the message first
The messaging app’s contents are not read. Save the audio file to your device first, then select it.
Adjust audio quality and file size if needed
Choose 128, 192 or 320 kbps. The default is 192 kbps. When reducing file size, also check changes in the sound.
Frequently asked questions
Do I need to log in to the messaging app?
This page converts only the selected file, without logging in or connecting to the app.
Are song titles and artwork preserved?
This page converts the audio. Preservation of additional information such as song titles or artwork is not guaranteed.
Can I convert multiple files at once?
This page converts one file at a time. For batch conversion, use the audio format converter.
File handling
- Input
- One OPUS file / Up to 500 MB.
- Defaults
- MP3 / 192 kbps / First audio track.
- Output
- One MP3 audio file with the full duration.