Browser FFmpeg recipe
Convert WAV to MP3 Online with FFmpeg
Create a smaller MP3 file from an uncompressed WAV source.
Command
Run this FFmpeg command
ffmpeg -i input.wav -codec:a libmp3lame -b:a 192k output.mp3When to use it
- voice recordings
- music drafts
- smaller audio sharing
How it works
- Upload the WAV file.
- Run the MP3 encoding command.
- Download the MP3 output.
Option reference
| Option | What it does |
|---|---|
-codec:a libmp3lame | Encodes audio with the MP3 encoder. |
-b:a 192k | Sets a 192 kbps bitrate. |
Practical notes
- Use 128k for smaller speech files.
- WAV files can be large, so browser processing time depends on your device.
FAQ
Will MP3 reduce quality?
Yes. MP3 is lossy, but 192k is usually acceptable for many sharing workflows.
Can I use a different bitrate?
Yes. Change -b:a to 128k, 256k, or another bitrate.