Convert WAV to MP3 online — free
Convert large, uncompressed WAV files into compact MP3s that play everywhere and take up far less space. Fast, free and processed in your browser.
How to convert WAV to MP3
- Drop your WAV file into the upload box, or click to browse.
- Upload your WAV file and it's converted to a compact MP3.
- Click Process — everything runs instantly in your browser, with nothing uploaded.
- Preview the result and download it — or send it straight to another JustGIF tool to keep editing.
Features
- Shrinks large WAV files dramatically
- Widely-compatible MP3 output
- Runs locally in your browser — your files never leave your device
- 100% free: no sign-up, no watermark, no file-count limit
- Works on any device — Windows, Mac, Linux, Android and iPhone
Frequently asked questions
Why convert WAV to MP3?
WAV files are very large; MP3 is much smaller and plays on every device.
Is WAV to MP3 free to use?
Yes. WAV to MP3 is completely free with no account, no watermark, and no limit on how many files you can process.
Do my files get uploaded to a server?
No. JustGIF processes everything locally in your browser, so your files stay private on your device and nothing is uploaded.
Does it work on my phone?
Yes — JustGIF runs in any modern browser, including Chrome and Safari on phones and tablets, with no app to install.