Audio Compressor
Compress audio files to reduce file size. Adjust bitrate, sample rate, and channels. Free, no login required.
Drop audio file here or click to upload
Supported formats: .mp3, .wav, .ogg, .aac, .m4a, .flac, .webm
All processing happens in your browser. Your audio never leaves your device.
How to Use Audio Compressor
- Upload your audio file by dragging and dropping or clicking the upload area
- Choose a compression preset or configure custom settings
- Preview the estimated file size before compressing
- Click Compress Audio and download your optimized file
Tips
- • Use 'High Quality' preset for music that needs to sound good
- • Use 'Minimum Size' for voice recordings or podcasts
- • Lower bitrate = smaller file but reduced quality
- • Mono audio is half the size of stereo