Video Speed Changer

Speed up or slow down your videos instantly in your browser

Note: Video processing performed entirely in your browser. Processing time depends on your device capabilities.

⚡ Optional: Preload Video Processor

Download FFmpeg.wasm (~32MB) in advance to speed up your first video processing. This is optional - it will load automatically when you select a video.

Drop your video here or click to browse

Supports MP4, MOV, AVI, WebM, MKV

First time using the tool?

📊 Common Speed Settings Guide

Not sure which speed to use? Here are typical use cases for different speed settings:

🐌 Slow Motion (0.25x - 0.75x)

  • • 0.25x: Extreme slow-mo for sports analysis
  • • 0.5x: Action sequences, dance tutorials
  • • 0.75x: Slight slow-mo for emphasis

⚡ Speed Up (1.25x - 4x)

  • • 1.25x - 1.5x: Lectures, podcasts
  • • 1.75x - 2x: Fast learning, time-saving
  • • 2.5x - 4x: Timelapse, quick previews

💡 Tip: Enable pitch correction to keep audio sounding natural at any speed!

Preparing footage before remixing speed? Compress high-bitrate source files with SqueezeVideos and clean up supporting graphics in ConvertFast.

Processing History

Loading history...