How to Use Video Compressor
Reduce video file size with adjustable quality (CRF) using ffmpeg.wasm — no upload, entirely local. First use downloads the ~30 MB engine; large files are slow.
Open the Video Compressor tool →What is Video Compressor?
Compress video (H.264) to a smaller file, right in your browser. It's completely free, needs no sign-up, and runs entirely in your browser — so it's fast and private.
How to use Video Compressor
- Open the Video Compressor tool.
- Add your media file.
- Choose your export settings.
- Process and download the result. Everything runs in your browser — nothing is uploaded.
Frequently asked questions
Is my video uploaded?
No. Compression runs in your browser via ffmpeg.wasm. Nothing is uploaded. The engine (~30 MB) downloads on first use.
Ready to try it?
Open Video Compressor →