Audio Speed Changer
Change audio playback speed from 0.25x to 4x without changing pitch (or with pitch shift).
Pro Tip: High sample rates maintain pristine audio fidelity and stereo acoustics.
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How It Works
Speed up or slow down audio files without distorting the pitch. Useful for podcast editing, transcription prep, language learning, or music practice. Optionally link pitch to speed for chipmunk/slow-motion effects.
01
Upload audio
Select your audio file.
02
Set speed
Drag the speed slider (0.25x–4x).
03
Export
Download audio at the new speed.
Key Features & Capabilities
Speed 0.25x to 4x
Pitch-preserved speed change
Optional pitch shift mode
Fine-grained tempo control
Preview at new speed
Frequently Asked Questions
By default, pitch is preserved using time-stretching. Enable "Link pitch" for classic chipmunk/slow-motion effect.
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