WAV to MP3 Converter
Haikit converts WAV to MP3 in your browser, for free. Add your file, pick the quality, and download the MP3. MP3 files are around ten times smaller than WAV files, which makes them easy to share and store.
Drop audio or video files here
MP3, WAV, M4A, FLAC, OGG, MP4, MOV and more. Add a video to extract its sound. Files up to 50 MB.
You can also paste with Ctrl+V.
Your files are converted on your device and are never uploaded.
How to use WAV to MP3
- 1
Add your WAV file. Files up to 50 MB are free.
- 2
MP3 is already selected. Choose a bitrate if the format offers it, and trim the start or end if you like.
- 3
Click Convert and download the result.
What is free and what is paid
Free, no sign-up
- Convert one file at a time to MP3, WAV, OGG, M4A, FLAC or Opus
- Extract the audio track from a video
- Trim the start and end
- Files up to 50 MB
Questions
How much smaller is MP3 than WAV?
At 192 kbps an MP3 file is roughly one tenth the size of the same audio as WAV, with little audible difference for most listeners. Use 320 kbps for the highest MP3 quality.
Is WAV to MP3 free?
Yes. You can convert one file at a time, up to 50 MB, for free with no sign-up. Paid plans convert up to 20 files at once and handle files up to 300 MB.
Are my files uploaded?
No. The conversion runs inside your browser, so your file never leaves your device. The converter itself downloads once (about 30 MB) and your browser keeps it for next time.
Do I need to install anything?
No. Haikit works in the browser on Windows, Mac, Linux, iPhone and Android. There is nothing to download or install.
Updated October 2026