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File & Image Tools
Free online tool
Inspect instantaneous pixel width, pixel height, aspect ratio, orientation and megapixel count for any local image.
Tool workspace
Choose your file or image, set any options, then create your result.
Verifying exact social media banner dimensions, ad creative sizing guidelines and upload specification compliance.
Check whether your target platform enforces minimum pixel dimensions rather than solely restricting the maximum file byte size.
Pixel dimensions define digital screen resolution; calculating physical print output dimensions requires factoring in target print DPI.
How to use it
Use the controls above, check the result, then copy or download it when available.
The tool calculates the greatest common divisor between pixel width and height to display standard simplified aspect ratios such as 16:9 or 4:3.
Use this tool whenever you need: Verifying exact social media banner dimensions, ad creative sizing guidelines and upload specification compliance. It offers a fast, client-side workflow without sign-ups, installation or complex software.
Yes. All processing executes locally in your browser using client-side JavaScript. Your inputs, files and calculations remain private and are never uploaded to our servers.
Check whether your target platform enforces minimum pixel dimensions rather than solely restricting the maximum file byte size. Important note: Pixel dimensions define digital screen resolution; calculating physical print output dimensions requires factoring in target print DPI.
Related
Get exact dimensions, aspect ratio and megapixels.
Input file