Design

Aspect Ratio Calculator

Find ratios and resize dimensions proportionally. Free, no sign-up, and it runs in your browser — your files are never uploaded.

How to use

1. Enter width and height
2. Enter a new width to get the matching height

Questions

Do I need an account?

No. Every tool is free to use without signing up.

Is my data uploaded?

No. This tool runs in your browser, so the text and files you use stay on your device.

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