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FileTinker

Crop image to square

Add an image and the crop box is locked to square. Drag it to frame your subject, then download the cropped image — everything runs in your browser, nothing is uploaded.

More presets

Jump to another preset — each opens its own page ready to go:

How to crop an image to square

  1. Add your image above — it's processed in your browser and never uploaded.
  2. The crop box is locked to square; drag it to frame the part you want.
  3. Press crop and download the result.

About cropping to square

Cropping to square trims the image to that aspect ratio, framing your subject for where it'll be used. The selected region is copied at full resolution, so quality is preserved.

Everything runs in your browser — your image never leaves your device. You can switch to a different ratio or free-form with the buttons above the image.

Square is the shape of profile pictures, grid thumbnails and product shots, and cropping — unlike resizing — never distorts: you choose which part of the image survives at full original resolution. Drag the box, keep the 1:1 lock on, and the subject stays perfectly proportioned.

Frequently asked questions

How do I crop an image to square?

Add your image, drag the crop box (already locked to square) to frame the part you want, and press crop. The result downloads instantly — all in your browser.

Can I change the aspect ratio?

Yes. square is preselected, but you can switch to free-form or another ratio with the buttons above the image.

Is my image uploaded?

No. Cropping happens entirely in your browser, so your image never leaves your device and nothing is stored online.

Will cropping reduce quality?

No. The selected region is copied at its original resolution, so the cropped image keeps its quality.

What resolution does the square crop come out at?

Whatever the crop box covers in the original image — cropping keeps native pixels and never scales. For an exact final size like 500 by 500, crop square here first, then run the result through the resize tool; shape first, size second gives the sharpest outcome.