Audio Converter
Convert WAV to MP3 and other audio formats locally using Web Audio API.
Runs locally — nothing is uploaded
How to use
- 1
Choose output format
Select MP3 or WAV before uploading.
- 2
Upload file
Pick the audio file you want to convert.
- 3
Download
The converted file downloads automatically when ready.
Frequently Asked Questions
Pick MP3 or WAV as the output first, then upload a file your browser can decode (MP3, WAV, M4A, OGG, and similar).
WAV export is uncompressed PCM. MP3 uses 128 kbps compression at 44.1 kHz, so it is smaller but lossy.
As soon as you choose a file — there is no separate Convert button. Changing the output format afterward requires uploading again.
No. The file is decoded and re-encoded in your browser, then downloads locally.
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