Audio Speed Changer

Free online tool to adjust the speed of any audio file

Select Audio File

Drop files to upload

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:

Upload your audio file

Click the 'Select Audio File' button to upload your audio file or simply drag and drop it into the browser. Our system supports various audio formats including WAV, MP3, and more.

Adjust the speed

Use the speed slider to adjust playback speed between 50% and 150%. If your audio has detectable BPM, you'll see the adjusted tempo in real-time. Preview your changes using the play button.

Save your edited audio

Once you're satisfied with the speed adjustment, select your preferred output format and click the 'Save' button to download your modified audio file.

Frequently Asked Questions

The Audio Speed Changer is a free online tool that allows you to adjust the playback speed of audio files. It's designed to be easy to use while providing professional-grade audio manipulation features.

The Audio Speed Changer displays your audio as a waveform and provides a speed slider that lets you modify playback speed between 50% and 150%. The tool processes your adjustments in real-time and allows you to preview the changes before saving.

Yes, the Audio Speed Changer is completely free to use. You can upload, adjust, and download your audio files without any cost.

The Audio Speed Changer supports common audio formats including WAV and MP3. You can choose your preferred output format when saving your edited audio file.

Yes, in the Audio Speed Changer, adjusting the speed will naturally affect the pitch of the audio. Increasing the speed will raise the pitch, while decreasing the speed will lower the pitch. This is similar to how a record sounds when played at different speeds.

Yes, the Audio Speed Changer includes automatic BPM detection for music files. When you adjust the speed, you'll see the adjusted BPM value in real-time, which is particularly useful for DJs and music producers.

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