Convert MP3 to WAV online in seconds — free, with no sign-up. WAV is lossless and ideal for recording, editing and mastering. Your files are encrypted and deleted automatically after 24 hours.
MP3
MP3 audio — The most compatible lossy audio format — small files that play on every device.
WAV
Waveform Audio — Uncompressed, studio-grade audio that preserves every sample at large file sizes.
How to convert MP3 to WAV
- 1Upload your MP3 file
Click “Choose a file” or drag and drop your MP3 file onto the page — no sign-up or email needed.
- 2Convert to WAV
WAV is already selected as the output. Open Options to fine-tune quality if you like, then click Convert.
- 3Download your WAV file
Your WAV file is ready in seconds — click Download to save it. Files are automatically deleted after 24 hours.
MP3 vs WAV
| MP3 | WAV | |
|---|---|---|
| Full name | MP3 audio | Waveform Audio |
| Type | Audio | Audio |
| Compression | Lossy | Lossless |
| Best for | music, podcasts and sharing where compatibility matters most | recording, editing and mastering |
Frequently asked questions
Does converting MP3 to WAV lose quality?
Your MP3 file is already compressed, so converting to lossless WAV can't restore detail that was discarded earlier — but it won't lose any more. The WAV file matches your MP3 file exactly.
What's the difference between MP3 and WAV?
MP3 audio (MP3) is lossy and best for music, podcasts and sharing where compatibility matters most. Waveform Audio (WAV) is lossless and best for recording, editing and mastering. Convert MP3 to WAV when you need a audio for recording.
Is the MP3 to WAV converter free?
Yes — converting MP3 to WAV is completely free. There's no watermark, no sign-up and no email required, and you can convert as many files as you like.
Are my MP3 files private and secure?
Yes. Your uploads are encrypted in transit, processed privately, and automatically deleted within 24 hours. We never share, sell or look at your files.
Can I convert MP3 to WAV on iPhone, Android, Mac or Windows?
Yes. The converter runs entirely in your browser, so it works on any device — iPhone, iPad, Android, Mac, Windows or Linux — with nothing to download or install.
How long does it take to convert MP3 to WAV?
Most files convert in a few seconds. Larger files take a little longer, and your upload speed is usually the limiting factor. There's no queue and no waiting for an email.
What else can I convert MP3 files to?
Besides WAV, you can convert MP3 to AAC, AIFF, FLAC, M4A, OGG, OPUS and more — see the full list of MP3 conversions below.
Other conversions
Last updated July 2026