MP3 Compressor
Reduce MP3 audio file size.
Choose Files
Drag & Drop or valid select
Local Processing • Max 1GB
Why use MP3 Compressor?
100% Privacy
Files are converted legally on your browser. No server uploads. Your data never leaves your device.
Free & Unlimited
Use MP3 Compressor as much as you want for free. No daily limits, no hidden costs.
Fast & Local
Running locally means zero upload latency. Large files convert instantly without using your bandwidth.
How to convert?
1
Upload
Select your files to start the mp3 compressor process.
2
Process
We process everything instantly in your browser using advanced WASM technology.
3
Download
Save your result immediately. Download individually or as a ZIP archive.