Change Video Speed
Preview video at different playback speeds
100% free. Runs entirely in your browser - your files and data never leave your device and nothing is uploaded to any server.
Drop a video or click to upload
MP4, WebM, MOV, AVI · max 300 MB · max 1 min
About this tool
Preview a video at different playback speeds - slow it down to study details frame by frame, or speed it up to quickly review a longer clip, all without needing dedicated video editing software.
How to use this tool
- Load video clipOpen file you want to review at altered speed.
- Select playback multiplierChoose slower or faster speed as needed.
- Preview timing behaviorInspect motion detail or fast-review content efficiently.
- Export if supportedSave speed-adjusted version when workflow requires output file.
Using slow motion and fast playback
Slow playback - 0.25x or 0.5x - is ideal for studying sports technique, dance moves or a fast tutorial step. Fast playback - 1.5x to 2x - lets you review lectures, meetings and recordings in half the time while still following what is said.
When the speed looks right, download the new video. Clips up to one minute long are supported.
Key features
- Speeds up review of long recordings.
- Slows complex motion for detailed inspection.
- Useful for training, sports, and QA analysis.
- Quick control without full NLE editing tools.
Common uses
- Reviewing lecture/interview recordings at 1.5x-2x.
- Analyzing sports technique in slow motion.
- Checking animation/frame transitions in detail.
- Adjusting pace for educational video snippets.
Tips for better results
- Use moderate speed increases to preserve comprehension.
- Slow down around key transitions for precise review.
- Check audio intelligibility if exporting speed changes.
- Compare original and adjusted versions before publishing.
Mistakes to avoid
- Using extreme speed that destroys intelligibility.
- Ignoring pitch artifacts when changing speed.
- Assuming preview speed change modifies original file automatically.
- Publishing sped-up content without audience readability check.
Frequently asked questions
Speed changes can affect audio pitch depending on how the speed adjustment is applied - check whether the tool offers pitch-correction if you need the audio to sound natural at a different speed.
Both. Preview the video at any speed from 0.1x to 4x, then download the speed-adjusted video as a new file. Clips up to one minute and 300 MB are supported.
Typically a range from significantly slowed down (like 0.25x or 0.5x) to sped up (like 1.5x or 2x), covering common use cases for both careful review and quick skimming.
Watching a golf swing, tennis serve or running stride at 0.25x-0.5x shows details that are invisible at full speed, which is why coaches review clips slowed down.
1.5x to 2x saves a lot of time on talk-heavy recordings while staying understandable. Slow down again for parts where decisions or numbers are discussed.
Yes. Slow down to follow fast keyboard shortcuts or hand movements in cooking and craft videos, and speed up through introductions you have already seen.