Which speeds are supported?
Choose any supported preset from quarter speed through four times speed.
Change Video Speed Online
Slow down or speed up video from 0.25× to 4× while keeping audio synchronized.
Settings
Private by default. Browser processing never uploads your files. Server mode always asks first and deletes temporary files after 24 hours.
Related free video tools
Continue preparing your video without uploading it.
Video Cutter & Trimmer
Choose exact start and end times and create a clean video clip in your browser.
Open toolLoop Video
Repeat a video until a selected output duration, up to thirty minutes.
Open toolVideo FPS Changer
Convert video to 24, 25, 30, 50, or 60 FPS while retaining synchronized audio.
Open toolExplore complete editing workflows
See how this utility fits into a larger publishing workflow.
Does audio stay synchronized?
Yes. Reeloft changes video timing and chains safe audio tempo filters.
Need captions, smart cuts, or a complete edit?
Open Reeloft's AI video editor to turn raw footage into an editable project.
Try the AI video editor