Audio Speed Changer
Free online tool to adjust the speed of any audio file

Precise Speed Control
Adjust audio playback speed from 50% to 150% with professional-grade accuracy while maintaining audio quality
BPM Detection & Adjustment
Automatic BPM detection with real-time calculation of adjusted tempo as you change the playback speed
Interactive Waveform Display
Visualize your audio with a dynamic waveform display for precise control and real-time preview of your adjustments
Multi-Format Support
Import audio in various formats and export your speed-adjusted audio in WAV or other high-quality formats
Browser-Based Solution
Access professional speed adjustment tools directly in your browser without any software installation
Secure Processing
All audio processing happens locally in your browser, ensuring complete privacy and security of your audio files
Real-Time Preview
Instantly preview your speed adjustments before saving, with comprehensive playback controls and time tracking
Drag & Drop Support
Simply drag and drop your audio files into the browser for quick and easy editing
How to use our Audio Speed Changer?
The Audio Speed Changer provides professional audio speed adjustment capabilities in just a few simple steps: