WAV to MP3 Converter

Convert WAV files to MP3 in your browser, with a choice of bitrate.

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How to use WAV to MP3 Converter

  1. Drop one or more WAV files into the box.
  2. Choose the MP3 bitrate (192 kbps is a good default).
  3. Download each MP3, or all of them as a ZIP.

About this tool

WAV is an uncompressed audio format that keeps every sample, so files are large. It is mostly used for recording and editing. MP3 is smaller and plays on almost every device, car stereo and phone.

Your browser decodes the WAV file and an MP3 encoder runs on your device, so nothing is uploaded. Because the source is lossless, the MP3 will be much smaller, and at 192 kbps or more most people cannot tell the difference.

Whether your browser can open the input depends on its built-in codecs. If a file will not decode, try another browser such as Chrome or Firefox.

Frequently Asked Questions

What bitrate should I choose?
192 kbps gives very good quality for music. Use 128 kbps for speech or to save space and 320 kbps for the highest MP3 quality.
Are my files uploaded?
No. Everything is processed in your browser.
Will the MP3 sound worse than the WAV?
MP3 is lossy, so a tiny amount of detail is removed. At high bitrates it is very hard to hear.

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