Convert MP3 to WAV
Convert MP3 files to uncompressed WAV for editing, sampling, CD burning, or any tool that demands PCM audio. The conversion runs locally and takes seconds.
100% local - your file is never uploaded
Drop your MP3 file here, or click to select
Supports audio/*,.mp3
How to convert MP3 to WAV
- 1
Drop your MP3 file into the box above, or click it to browse
- 2
Click "Convert MP3 to WAV" - processing runs locally in your browser
- 3
Watch the progress bar - nothing is uploaded, so there is no waiting on a network
- 4
Download your WAV file when the conversion finishes
Why convert MP3 to WAV?
Many DAWs, DJ tools, samplers, telephony systems, and CD-burning workflows want uncompressed PCM input. Converting MP3 to WAV gives them exactly that, and further edits or format conversions from the WAV will not stack additional lossy compression on top of the audio.
MP3
MP3 is compressed audio - small and universal, but not ideal as an editing master because each lossy re-encode degrades it further.
WAV
WAV holds raw PCM samples with no compression. It is the native working format of audio editors and the required input for CD audio and much professional gear.
Frequently asked questions
Does converting MP3 to WAV improve quality?
No - the data MP3 compression discarded is gone forever. WAV conversion simply decodes the MP3 into raw samples so other software can work with it without further loss.
Why did my file get so much bigger?
That is expected: WAV is uncompressed. A 5 MB MP3 typically becomes a 40-50 MB WAV. The size buys compatibility and loss-free onward processing, not better sound.
What sample rate does the output use?
The WAV preserves the source's sample rate and channel layout - a 44.1 kHz stereo MP3 becomes a 44.1 kHz stereo WAV.
Need more options like other formats or quality settings? Use the full Audio Converter tool.