Convert MP3 to WAV — Free Online
Convert MP3 files to uncompressed WAV format. Perfect for audio editing and production. Free, local.
Converting MP3 to WAV is essential for audio editing, music production, and software that requires uncompressed input. While it won't restore compressed data, WAV format is universally compatible with all DAWs, video editors, and professional audio tools.
Drop audio to convert
MP3, WAV, OGG, FLAC, AAC • Max 100MB
How It Works
This tool uses FFmpeg compiled to WebAssembly to perform professional-grade audio conversion entirely in your browser. The FFmpeg engine loads once (~30MB) and stays cached for instant conversions on return visits.
Select your target format (MP3, WAV, OGG, FLAC, AAC, M4A), optionally adjust bitrate and sample rate, then convert. The tool handles codec transcoding, metadata preservation, and format-specific optimizations automatically.
Features
- ✓Convert between MP3, WAV, OGG, FLAC, AAC, and M4A formats
- ✓Adjustable bitrate (64kbps to 320kbps) and sample rate settings
- ✓FFmpeg-powered — professional codec support
- ✓Handles files up to 100MB
- ✓Audio trimming with start/end time controls
- ✓Preserves ID3 tags and metadata where supported