How to use Aspect Ratio Calculator

The Aspect Ratio Calculator is an essential utility for designers, video editors, and web developers. It allows you to effortlessly scale images or video dimensions while perfectly maintaining the original proportions, preventing any awkward stretching or cropping.

Enter your original width and height, then change either value to instantly calculate the corresponding new dimension. This fast, free, and offline-capable tool runs instantly on your device, making responsive design math easier than ever.