Image Crop Calculator
Calculate crop dimensions to achieve a target aspect ratio from any image size. Shows the maximum crop area, center offset, and pixels removed for preset and custom ratios.
How to Use Image Crop Calculator
The Image Crop Calculator determines the optimal crop dimensions to achieve a target aspect ratio from your original image size. Enter the original width and height in pixels, select a target aspect ratio (16:9, 4:3, 1:1, etc.) or enter a custom ratio. The tool calculates the maximum crop area that fits within the original dimensions, the center offset for positioning, and how many pixels will be removed. Perfect for preparing images for social media, video thumbnails, or print layouts.
Step-by-Step Instructions
- Enter the original image width and height in pixels
- Select a target aspect ratio or enter a custom ratio
- Click Calculate Crop
- View crop dimensions, offset, and pixels removed
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