Video Compressor

Compress Videos.
Shrink File Sizes Instantly.

Reduce video file size right in your browser — no uploading to a server. Adjust quality and resolution, then download the compressed result. Fast, private, and free.

Drop your video here or click to browse

Supports MP4, MOV, WebM, and more

Three steps. Smaller files.

1

Upload

Drop any video file — MP4, MOV, WebM, AVI, or any other format.

2

Adjust Settings

Choose quality preset and target resolution — see estimated output size before compressing.

3

Download

Get your compressed video instantly — compare sizes and save to your device.

Browser-Based
No server upload needed
100% Private
Files never leave your device
All Formats
MP4, MOV, WebM, and more

Frequently Asked Questions

You can upload MP4, MOV, WebM, AVI, MKV, and most other common video formats. The compressed output is always MP4 (H.264 + AAC) for maximum compatibility across all devices and platforms.

The "High" quality preset produces nearly indistinguishable results from the original while still significantly reducing file size. Medium and Low presets trade some visual quality for much smaller files — great for sharing via email or messaging apps.

Since compression runs entirely in your browser using WebAssembly, the limit depends on your device's available memory. Most modern devices can handle videos up to 500 MB–1 GB comfortably. Very large files may require more time and memory.

No. The entire compression process happens locally in your browser using FFmpeg.wasm. Your video never leaves your device — it is 100% private.

Video compression works in all modern browsers that support WebAssembly and SharedArrayBuffer — including Chrome, Edge, Firefox, and Safari 16.4+. For the best performance, use the latest version of Chrome or Edge.

Yes, completely free with no limits. Since the compression runs in your browser, there are no server costs on our end. Use it as much as you like.

Video Compressor

Shrink your videos today.

Drop a video and compress it in seconds — right in your browser, no sign-up required.