Audio Compressor
Compress your audio files online for free. Reduce file size for MP3, WAV, M4A, AAC, and FLAC.
Upload your file
Drag & drop or browse
Max file size: 500 MB
Files are processed securely and are automatically deleted after 1 hour. We never store or share your content.
Features
Supports MP3, WAV, M4A, AAC, FLAC
Adjustable bitrate
Fast processing
Free – no signup
How to Use
1
Upload your audio file.
2
Select output bitrate.
3
Click Compress.
4
Download the compressed audio.
Supported Formats
Input
mp3wavm4aaacflac
Output
mp3
How much can audio be compressed?
MP3 files can be reduced by 30-70% depending on the original bitrate. WAV to MP3 can achieve 90%+ reduction.
What bitrate should I use?
128 kbps for speech/podcasts, 192 kbps for music, 320 kbps for audiophile quality.