Audio Speed & Tempo Changer
Speed up or slow down audio files from 0.5x to 3.0x. Perfect for listening to audiobooks and podcasts faster, or slowing down music for practice.
Audio Speed Changer
Speed up or slow down podcasts, lectures, and music from 0.5x to 3.0x without pitch distortion
How to Convert MP3/WAV/M4A to WAV
Upload Audio
Select the song, lecture, or podcast track.
Choose Speed
Select a speed preset or drag the slider.
Download
Download your tempo-adjusted audio file.
Key Features
Speed control from 0.5x (half-speed) to 3.0x (triple-speed)
Instant presets: 0.5x, 0.75x, 1.0x, 1.25x, 1.5x, 2.0x
Live playback preview before saving
High performance OfflineAudioContext rendering
Client-side processing preserves your audio confidentiality
No account or installation required
Common Use Cases
Frequently Asked Questions
Listening at 1.25x or 1.5x saves hours when studying lectures, podcasts, and audiobooks.
Yes, slowing tracks down to 0.5x or 0.75x helps learn guitar solos and piano pieces.
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