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Aspect Ratio Calculator
Calculate the simplified aspect ratio from width and height values. Includes common preset ratios.
Quick answer
Aspect Ratio Calculator is a free online tool that helps you calculate aspect ratio from dimensions. Calculate the simplified aspect ratio from width and height values. Includes common preset ratios.
Aspect Ratio Calculator FAQ
How is the ratio simplified?
The GCD (greatest common divisor) of width and height is used to simplify to lowest terms.
What presets are available?
16:9, 4:3, 1:1, 9:16, 3:2, and 21:9.
Can I copy the result?
Yes. Click Copy to copy the simplified ratio like "16:9".