Aspect Ratio Calculator
Guide: how to use
Step-by-step instructions in the blog
Aspect Ratio Calculator
Calculate the aspect ratio of any image or video, or scale dimensions while maintaining a fixed ratio.
Current Ratio:
Visual Preview
Decimal
Scale Factor
The Aspect Ratio Calculator is a professional design tool for web developers, photographers, and video editors. It allows you to instantly determine the aspect ratio of your assets (e.g., 16:9, 4:3) or calculate new dimensions based on a fixed ratio. Featuring common presets for social media and cinematic formats, it simplifies the process of responsive design and content creation. Includes a visual live preview to help you see the scaling in real-time. All calculations are performed securely in your browser to maintain data privacy.
FAQ
What does Aspect Ratio Calculator do?
Calculate the aspect ratio of any image or video, or scale dimensions while maintaining a fixed ratio.
Is Aspect Ratio Calculator free?
Aspect Ratio Calculator runs free in the browser on CyberTools for typical one-off tasks — no install required.
Where is the how-to guide for Aspect Ratio Calculator?
Open the guide — step-by-step help on the blog; this page is the interactive UI.
More tools in Calculators?
Calculators — open the category hub for sibling free tools in the same group.
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