Controlling video speed is one of the simplest ways to double learning efficiency without losing comprehension. With Xspeedup, you can set 0.5x–16x precisely, keep audio pitch natural, and even take screenshots for notes and reviews.
Why speed control matters
- Learn 2x faster for lectures and tutorials
- Skip silences and repetitive segments
- Slow down for dense content to catch details
- Keep pitch intact so voices remain natural
Key features
- 0.5x–16x precise control via slider or input
- Preset buttons (1x/1.5x/2x/4x/8x)
- Pitch preservation (no chipmunk effect)
- One‑click screenshots with a local gallery
How to use
- Install the extension → /en/download/
- Open a page with an HTML5 video
- Use the slider or enter a precise value like 1.75
- Click “Screenshot” to capture the current frame
Best practices
- For lectures, try 1.5x–2.5x and adjust per speaker clarity
- For coding walkthroughs, use 1.25x–1.75x to follow along
- For dense academic videos, slow down (0.75x–1x) for complex sections
Compatibility notes
- Most HTML5 videos are supported
- DRM‑protected players (e.g., Netflix) may restrict speed or screenshots per site policy
Next steps
- Explore features and interactive demo → /en/features/
- Tutorials with step‑by‑step visuals → /en/tutorials/
- Get the extension → /en/download/
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