Rounded Corner Generator

The Cybro Tools Rounded Corner Generator is a simple, free online tool that adds smooth, curved corners to any image, all processed directly in your browser without any uploads. Whether you're creating modern UI mockups, soft-edged social media graphics, or polished design assets, our tool delivers pixel-perfect rounded corners with complete privacy. The radius slider provides precise control from 0 (sharp corners) to maximum rounding. Corner selection options let you round all four corners uniformly, or choose specific corners for asymmetric designs. Background options include transparent (PNG output), solid colors, or gradient fills. The high-quality anti-aliased rendering ensures smooth, professional corner curves at any radius.