Video Compressor
Shrink video file size by re-encoding with a chosen quality/size tradeoff (CRF), right in your browser.
Your file is processed locally in your browser and is not uploaded to our server.
Upload a video file to get started.
How to use Video Compressor
- 1Upload a video file.
- 2Drag the slider — higher values produce smaller files at lower quality.
- 3Compress and download the result.
Frequently asked questions
Constant Rate Factor controls the quality/size tradeoff for H.264 video. Lower values mean higher quality and larger files; 23 is a common default.
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