Convert any WAV file to MP3 — free, private, entirely in your browser.
Click "Start Converting — Free" to launch the converter in your browser.
Drag and drop your WAV file or click to browse. Choose MP3 as the output format.
Conversion runs locally via WebAssembly. Download your MP3 file instantly.
Files never leave your device. WAV→MP3 conversion is 100% client-side.
No registration, no watermarks, no usage limits — ever.
Uses open-source FFmpeg compiled to WebAssembly for native-speed conversion.
Works in Chrome, Firefox, Edge, and Safari on desktop and mobile.
Convert multiple files using the built-in queue without reloading the page.
Yes. AnyConvert uses open-source FFmpeg via WebAssembly — no cost, no sign-up, no limits.
No. All conversion happens in your browser using WebAssembly. Your files never leave your device.
There is no server-side limit. The practical limit depends on your device's available memory — most files under 500 MB work fine.
WAV files are uncompressed and can be very large (10× bigger than MP3). Converting to MP3 makes audio easy to share, stream, or store on devices.
192 kbps provides excellent quality for most uses. Use 320 kbps for audiophile-grade output, or 128 kbps for podcast and voice recordings.
Open AnyConvert in your mobile browser, select your WAV file, choose MP3 as output, and download. No app needed.