METHODHow the result is produced
Practical example
square crop · 1080×1080
Method
The browser draws the selected image area to a canvas and re-encodes it using the chosen size, format and quality.
Assumptions and limits
Re-encoding can remove metadata; visible quality depends strongly on the source.
Sources
MDN Canvas API
Last reviewed: August 2026Image Cropper
Crop a square area with selectable size, position and zoom. The preview shows the exact composition before local export.
Enter the required values or content, adjust the options and then review the detailed result.
FAQFrequently asked questions
What can I do with Image Cropper?
Crop a square area with selectable size, position and zoom. The preview shows the exact composition before local export.
How do I use Image Cropper?
Enter the required values or content, adjust the options and then review the detailed result.
Are my data uploaded?
No. Inputs and files for this tool are processed locally in your browser.
Is this tool free?
Yes. Every feature is free and requires no registration.
Does it work on mobile?
Yes. The interface is optimized for iPhone, Android, tablets and desktop computers.