MP3 to WAV
MP3 to WAV is a free online audio converter for changing MP3 files into WAV files. MP3 to WAV accepts 2 MIME types, returns audio/wav, includes 0 settings, and runs in your browser on the device.
Drop .mp3 file here
or click to choose
Key facts
- Input
- 1 format: MP3 (audio/mpeg, audio/mp3)
- Output
- WAV (audio/wav)
- Runtime
- your browser on the device
- Settings
- 0 controls; default conversion path
- File mode
- 1 input file creates 1 output file
- Cost
- $0, no account required
How to use MP3 to WAV
- 1
Open your MP3 file
Drop your MP3 file onto the page, or click to browse and pick one from your device.
- 2
Choose options
No options to configure. MP3 to WAV uses sensible defaults.
- 3
Convert and download
Click Convert. Your WAV file is ready to download in seconds.
MP3 to WAV details
First, MP3 to WAV reads MP3 source files and prepares WAV output for the audio workflow. Next, MP3 to WAV keeps the conversion path simple with no extra controls. Additionally, Files and text stay in the browser session.
Decode an MP3 file and re-encode it as a 16-bit PCM WAV (CD quality). WAV is lossless and ideal for editing in a DAW, archival, or any pipeline that expects uncompressed audio. The conversion runs entirely in your browser using ffmpeg.wasm; your file never leaves your device. Expect a few seconds for a 5-minute song; longer files may take a minute or two on the first run while the ffmpeg core loads.
Common searches
- mp3 to wav
- convert mp3 to wav
- mp3 to wav converter
- change mp3 to wav
- mp3 wav converter
Related tools
Tools that work with the same formats — most users open one of these next.
WAV to MP3
Convert WAV audio to MP3 with selectable VBR quality — free online, no upload.
Audio Trimmer
Cut a clip from an audio file — MP3, WAV, OGG, FLAC, M4A, AAC.
MP3 to OGG
Convert MP3 audio to Ogg Vorbis — free online, no upload.
MP3 to FLAC
Convert MP3 audio to FLAC (lossless) — free online, no upload.
MP3 to AAC
Convert MP3 audio to AAC with selectable bitrate — free online, no upload.
MP3 to M4A
Convert MP3 audio to M4A (AAC in MP4 container) — free online, no upload.
Frequently asked
What is MP3 to WAV?
MP3 to WAV is a free online audio converter for changing MP3 files into WAV files. MP3 to WAV accepts 2 MIME types, returns audio/wav, includes 0 settings, and runs in your browser on the device.
What files does MP3 to WAV accept and create?
MP3 to WAV accepts MP3 files (audio/mpeg, audio/mp3) and creates WAV files (audio/wav). There are no required settings before conversion.
Do my files and data stay private?
Yes. MP3 to WAV runs entirely in your browser using your device's CPU. Files and text are never uploaded to our servers, so your data stays private.
How do I use MP3 to WAV?
Open MP3 to WAV, drop in your MP3 file, choose any options, and click Convert. Your browser does the work locally and produces a WAV file you can save right away.
What is the maximum file size for MP3 to WAV?
Because MP3 to WAV runs in your browser, the maximum size depends on your device's available memory. Most modern phones and laptops handle files up to a few hundred MB without issues.