Aspect Ratio Calculator
Find an image or video aspect ratio and scale width or height without changing the proportions.
The workspace above is the actual tool — there is no separate sign-up or installation step.
Aspect Ratio Calculator
Find an image or video aspect ratio and scale width or height without changing the proportions.
✓ Free✓ No sign-up● Local-first
- 1Add the inputUse Width · Height in the workspace above.
- 2Check the settingsSet New width · New height before running the tool.
- 3Run Aspect Ratio CalculatorThe result appears on this page or is downloaded when the tool creates a file.
What happens to your input?
Each tool explains whether processing stays in your browser and whether a pinned third-party library is downloaded when needed.
Input / compatibilityWidth · Height
Key settingsNew width · New height
ResultAspect ratio · Dimensions
Common questions
Common questions: Aspect Ratio Calculator
Is Aspect Ratio Calculator free to use?
Yes. This release does not require an account or payment to use this tool.
Does ToolsVix upload my data when I use Aspect Ratio Calculator?
The tool page explains its data behavior. Tools marked In browser are designed to process your input in this tab instead of sending it to a ToolsVix application server.
Can I use Aspect Ratio Calculator on a phone or tablet?
Yes. The interface is responsive and works in modern mobile browsers, although very large files can be easier to process on a desktop device.
What input, settings and result does Aspect Ratio Calculator use?
Input / compatibility: Width · Height. Key settings: New width · New height. Result: Aspect ratio · Dimensions.