Does this work on mobile devices (iOS / Android)?

Yes. The Web Audio engine runs directly in Safari, Chrome, and Firefox on both iPhone and Android.

Can I download the modified audio file?

Yes. You can export your speed-adjusted track as a studio-quality lossless WAV audio file.

AUDIO SPEED & BPM STUDIO

Speed up or slow down music, podcasts, and audiobooks from 0.5x to 2.5x speed in your browser with zero cloud uploads.

Speed up or slow down MP3 audio without installing software

Drop audio file here

Supports MP3, WAV, M4A, FLAC, AAC

Complete the task in a few clear steps without unnecessary setup.

Upload your MP3, WAV, M4A, or FLAC track.

Use the slider to set your desired tempo (0.5x to 2.5x).

Listen to the preview and download your speed-adjusted audio.

Common questions and detailed answers.

Yes. Our tool allows precise tempo adjustments from 0.5x up to 2.5x speed with instant real-time playback.

Free, in-browser utilities optimized for iPhone Safari and modern web browsers.

Detect song tempo, BPM & DJ Camelot wheel scale

Generate 1-click bullet point lecture notes & takeaways

Compress video under 25MB for free Discord upload

Optimize animated GIFs for Discord emojis & avatars

Extract lecture and podcast transcripts with timestamps

Separate vocals and instrumental stems via browser DSP