Is this a free MP3 to WAV converter?
Yes. You can convert MP3 files to WAV in your browser without creating an account. The export is a compatibility-focused 44.1 kHz stereo PCM WAV file.
Tools
MP3 to WAV Converter
Convert one MP3 file or batch convert up to 100 MP3 files to uncompressed WAV locally in your browser before editing, sampling, or splitting stems.
Convert MP3 to WAVBatch MP3 to WAV · 44.1 kHz stereo PCM
Drop MP3 files or choose a folderMP3 only · files or folder · up to 100 files
Private by default: your MP3 files stay on your device and convert locally to 44.1 kHz stereo PCM WAV without adding another lossy encode.
What you get
Batch MP3 to WAV conversion for producers.
Convert MP3 files to uncompressed WAV locally before opening them in a DAW, loading a sampler, editing video, or preparing a stem session. Single tracks work, but the page is built for batch conversion.
Batch
100
MP3 files per queue
Format
WAV
PCM audio export
Upload
0
files sent to servers
Other free tools
More tools for preparing tracks before a session.
AI Stem SplitterSeparate vocals, drums, bass, and instruments from the same track.Try toolBPM and Key FinderFind BPM, Camelot notation, and musical key before a DJ set.Try toolWAV to MP3 ConverterExport lighter MP3 previews after editing or splitting stems.Try toolAIFF to MP3 ConverterTurn Apple-format AIFF masters into smaller MP3 previews.Try tool
Common questions
Before you export the WAV.
Can I batch convert MP3 to WAV?
Yes. The tool accepts up to 100 MP3 files in one queue and converts them one by one locally, without sending the audio to 44Stems servers.
Are my MP3 files uploaded?
No. Conversion runs locally in your browser. Your MP3 files are decoded and encoded on your device, then downloaded as WAV files or a ZIP.
Why convert MP3 to WAV for music work?
MP3 is convenient for sharing, but WAV is easier to bring into DAWs, samplers, video editors, and stem sessions when you need an uncompressed working file.
Can I split the converted track into stems?
Yes. After creating a WAV working copy, open 44Stems to separate vocals, drums, bass, and instruments from the track.
Converted the track? Split it into stems.Use the MP3 to WAV converter to prep the file, then continue in 44Stems to separate vocals, drums, bass, and instruments.