01 / Drop
Choose a video
Drag in the file. It shows with a box over it.
Free tool
Cut a video down to the part that matters: drag a box over the picture, or pick a shape such as 16:9, 9:16 or square. Great for a screen recording that shows too much. It runs in your browser, so nothing is uploaded.
This runs in your browser. Your files are never uploaded.
How it works
01 / Drop
Drag in the file. It shows with a box over it.
02 / Box
Drag the box to move it and its corner to resize it, pick a shape, or type the numbers.
03 / Save
The video is re-encoded to just that area as an MP4. Play it, then download it.
Questions
No. It is cropped in this tab with your browser, so the file never leaves your computer.
No. The kept area stays at its own pixel size. If you then make it bigger, for example with the video resizer, it will look softer.
Cropping cuts off the edges and keeps the rest as it is. Resizing keeps the whole picture and changes its size.
Yes. The sound is kept as it was.
Every frame is re-encoded as H.264, so there is a small loss, as with any re-encode.
Current Chrome, Edge and Safari, which can encode H.264 video.