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Video Speed Changer
Speed up or slow down videos (0.5×–2×) with synced audio.
Your file is processed entirely on your device and never uploaded. Large files may be slow.
About this tool
Re-render a video to play at 0.5×, 0.75×, 1.5×, or 2× speed with audio kept in sync. Runs entirely in your browser.
Key Features
- ✓ 0.5×–2× speed
- ✓ Synced audio
- ✓ Fully in-browser
- ✓ No upload
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