MP3 Compressor – Compress MP3 Audio Files Free
Compress MP3 files online to shrink file size for podcasts, music, and voice notes. 100% private in browser.
✓ Browser Processing✓ Files Never Leave Your Device✓ Instant Compression
Drop MP3 Audio (.mp3) to compress
Supports MP3 Audio (.mp3) up to 200MB. Or paste from clipboard (Ctrl+V)
Select File from Device
Optimizing MP3 Audio for Web & Streaming
MP3 is the universal standard for digital audio. Optimizing MP3 files improves download speed and saves disk space.
Frequently Asked Questions
Everything you need to know about browser compression
Can I batch compress multiple MP3 files?
Yes! Drag and drop multiple MP3 files for batch compression.