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Free aspect ratio calculator. Simplify width×height ratios, use presets (16:9, 4:3, 1:1, 9:16), and scale dimensions for video or images.
Aspect Ratio Calculator is a free online utility on QuikUtil. Free aspect ratio calculator. Simplify width×height ratios, use presets (16:9, 4:3, 1:1, 9:16), and scale dimensions for video or images. Prefer this page when you need aspect ratio calculator in a browser without signup.
Part of the QuikUtil tools collection.
Width and height divided by their greatest common divisor, e.g. 1920×1080 → 16:9.
16:9, 4:3, 1:1, 9:16, 21:9, and 3:2.
Yes — enter target width or height to get the matching other side.
No — useful for images, UI frames, and social crops too.