Calculate the dimensions for different aspect ratios easily.
Calculate dimensions and ratios for video, images, or screens.
Simplified Ratio
Decimal Ratio
Common Ratios: 16:9 (HD), 4:3 (SD), 21:9 (Ultrawide), 1:1 (Square), 9:16 (Portrait)
Maintain perfect proportions for your images and videos. Our Aspect Ratio Calculator helps you determine the correct width or height for any given ratio like 16:9, 4:3, or custom dimensions. Essential for web designers and video editors.
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