Change Video Speed
Speed up or slow down a video.
Drop a video here
or click to choose a file — it never leaves your device.
Change Video Speed
Make a video play faster or slower — from a quarter speed slow-mo to 4× fast-forward — with the audio kept in sync. Great for timelapses, tutorials and slow-motion. All local, nothing uploaded.
More video tools
How the video tools work
Pick a tool
Choose from extract audio, trim, rotate, crop, mute, merge, change speed and GIF to MP4.
Drop your video
Add a video file — it is processed on your device, nothing is uploaded to a server.
Download the result
Set any options, run it, and download your new video or audio. Free, with no watermark or sign-up.
Why ReelForge video tools
100% private
Every file is processed in your browser with WebAssembly — your video never leaves your device.
Completely free
All the tools are free to use, with no sign-up, no file limits and no watermark on the output.
One-command tools
Each tool does one job well — extract audio, trim, rotate, crop, mute, merge, change speed, GIF to MP4.
Works on any device
Runs in any modern browser on desktop or mobile — nothing to install.