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Browser utility · output first
Video Aspect Ratio Calculator
Calculate a video aspect ratio from width and height, then see matching social formats and export sizes.
Inputs
Width and height in pixels. Values stay in this browser.
Result
Reduced ratio, platform matches, and common export sizes
Enter the inputs and calculate to see a result.
All calculations run locally in the browser.
No source media is uploaded by these calculators. A selected file is used only for local metadata inspection.
- All calculations run locally in the browser.
- All calculations run locally in the browser.
- All calculations run locally in the browser.
Updated 2026-08-04
Frequently asked questions
What is an aspect ratio?
It is the proportional relationship between a video frame width and height, such as 16:9 or 9:16.
Does this change my file?
No. It is a deterministic planning calculator. Use a browser tool or Studio to transform a file.
Browser utility · output first
All calculations run locally in the browser.