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?

Speed Settings Guide

Select a speed preset to see recommended uses

0.25x
1x
4x

Slow Motion

0.25x - 0.75x

Speed Up

1.25x - 4x

Pro 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

Your recent video conversions