Load a GIF
Drop a GIF; it is decoded frame-by-frame in your browser.
Draw the crop box
Drag a box directly on the preview, or enter X / Y / Width / Height manually. The same region is applied to every frame.
Preview and adjust
The crop box updates live; fine-tune the numbers for pixel-perfect results.
Export
Click Generate GIF to write the cropped frames, then download your trimmed GIF.