Convert Audio — Free & Private
Convert audio files between MP3, WAV, OGG, FLAC, AAC. Trim and adjust bitrate. Runs 100% in your browser using FFmpeg WASM — files never leave your device.
Drop audio to convert
MP3, WAV, OGG, FLAC, AAC • Max 100MB
🔒100% Private — Your files never leave your device. All processing runs locally in your browser.
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
Frequently Asked Questions
Yes. No credits, no limits, no account. The FFmpeg engine runs entirely in your browser.