Speed up or slow down audio files. Adjust playback speed from 0.5x to 3x — free, private, and browser-based.
Fast, reliable, and compatible with all major file formats.
Drag and drop or select an audio file from your device.
Adjust the playback speed from 0.5x to 3x.
Get your speed-adjusted audio file instantly.
A complete toolkit built for speed and quality.
Adjust speed from 0.5x (slow) to 3x (fast) with precise control.
Works with MP3, WAV, OGG, AAC, FLAC, and more.
Browser-based processing delivers results in seconds.
Your files are processed locally. Nothing uploaded to servers.
Simple drag and drop or file browser.
Audio quality is preserved during speed adjustment.
Find answers to common questions about this tool.