Aspect Ratio Calculator
Calculate matching dimensions and reduce image, video, and screen aspect ratios locally.
Aspect ratio workspace
Calculate reduced ratios and matching width or height values.
Ratio
Dimensions
Output
Ratio
16:9
Width from height
1920px
Height from width
1080px
Files are processed in your browser. No data is uploaded.
Questions
What can this aspect ratio calculator do?
It reduces width and height values to their simplest ratio and calculates matching dimensions from a chosen ratio.
Does Utilumo upload my input?
No. This tool is designed for local browser processing and does not send your input to a server.
Do I need an account?
No. Utilumo tools are built to work without accounts or sign-in.