MP3 to WAV converter
Uncompressed audio for editors and old hardware.
Runs in your browser. Your files never leave your device.
- Standard PCM output
- Batch convert
- Nothing uploaded
How to convert MP3 to WAV
- Drop your MP3 files here.
- Each one converts to WAV.
- Download the WAV files.
Who actually needs a WAV file
- Samplers and drum machines that only import uncompressed audio.
- Older DJ software and hardware controllers with no MP3 decoding.
- Video editors and DAWs that ask for WAV specifically before further processing.
- Interactive media and audio middleware tools built around uncompressed sound files.
- Anywhere a spec or upload form says "WAV only".
What conversion can and can't fix
Converting to WAV changes the container and the way the audio is stored, from compressed MP3 frames to raw PCM samples. It can't restore detail the MP3 encoder already threw away. Think of it as changing the packaging, not improving what's inside.
That's also why converting back and forth between MP3 and WAV repeatedly is worth avoiding: each trip through an MP3 encoder throws away a little more detail, while the WAV step in between never adds anything back.
MP3 to WAV FAQ
Why convert MP3 to WAV?
Some audio editors, samplers and older hardware, like certain DJ controllers and hardware sequencers, need uncompressed WAV and cannot open MP3 directly.
Will the file sound better?
No. The MP3 was already compressed, so converting to WAV cannot bring back lost detail. It just stops any further loss the next time you edit and re-save it.
How much bigger will the file be?
WAV is uncompressed, so files are usually 5 to 10 times larger than the MP3, depending on the MP3's original bitrate.
What bit depth is the WAV file?
16-bit, the standard depth used for CD-quality audio and most software that expects a plain WAV file.
Can I convert a whole podcast episode this way?
Yes, there's no length limit built in, though a long episode as WAV can end up several hundred megabytes.
Can I convert many MP3s to WAV at once?
Yes. Drop them all in and download each one, or as a single ZIP.
Does this work for a sound effect I want to import into a game engine?
Yes. Many game engines and audio middleware tools expect WAV for short sound effects, so this converts an MP3 sound effect into a format they'll accept.
Is my file uploaded?
No. The conversion runs in your browser.