WAV to MP3
Convert a WAV file into a real MP3 file in your browser, encoded at 128 kb/s, for sharing and playback anywhere.
Files you choose stay on your device — they are not uploaded to Tools99.
Workspace: 1. Add files2. Ready3. Working4. Done — download
How this workspace works
- Choose a WAV file.
- Convert it in your browser.
- Download the MP3 and play it to confirm it sounds right.
Turns an uncompressed WAV into a much smaller real MP3 (128 kb/s) you can share or play anywhere.
Your file never left this device, so there is no server copy to delete. Download again, start over, or continue with a related tool below.
How to use WAV to MP3
- Choose a WAV file.
- Convert it in your browser.
- Download the MP3 and play it to confirm it sounds right.
A good use for this
Shrinking a WAV recording for sharing, or playing it on a device that prefers MP3.
Limits
The MP3 is encoded at 128 kb/s with the LAME encoder, so it is a compressed copy — fine for listening and sharing, not a master for further studio editing. Very long recordings take proportionally longer to encode.