Compress Video
Shrink videos for email, chat apps and upload limits — privately.
Processing happens on your device, so speed depends on your computer. Files up to about 500 MB work best.
Runs 100% in your browser. Your files are not uploaded to any server.
How to use Compress Video
- Drop a video into the box.
- Pick a quality level and, for big savings, a lower resolution such as 720p.
- Click “Compress video”. Progress is shown while your computer works.
- Compare the new size and download the MP4.
Frequently asked questions
How much smaller will my video be?
Phone videos often shrink by 60–90% at 720p with Balanced quality. Results depend on the original.
Why is it slower than desktop software?
Everything runs inside your browser for privacy, which is slower than native apps. Short clips take seconds; long videos can take several minutes.
Is Compress Video free?
Yes. Compress Video is free to use with no sign-up and no watermark.
Are my files uploaded to your server?
No. All processing happens locally in your browser using JavaScript and WebAssembly. Your files never leave your device, which also makes it fast and private.
Does it work on my phone?
Yes. It works in any modern browser on Windows, Mac, Linux, Android and iPhone. Very large files may be slow on older phones.