How to Use Aspect Ratio Calculator
- Step 1: Enter width and height (or one ratio).
- Step 2: Calculator shows the simplified ratio.
- Step 3: Get equivalent dimensions for new sizes.
- Step 4: Common presets available (16:9, 4:3, etc.).
Why Use Aspect Ratio Calculator?
- Calculates from dimensions.
- Shows common ratio (16:9, 4:3, 1:1).
- Finds equivalent resolutions.
- Preset buttons for social media sizes.
Frequently Asked Questions
What ratio is 1920x1080?
16:9 - the standard widescreen HD ratio.
What's Instagram's ratio?
Feed: 1:1 or 4:5, Stories: 9:16.
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Aspect Ratio Calculator uses WebAssembly (WASM) to run entirely in your browser. Open your browser's Network tab while using this tool — you'll see zero requests carrying your file data. Unlike iLovePDF and Smallpdf which upload your files to cloud servers, Dumkera processes everything locally on your device. Your data never leaves your machine. We are GDPR-compliant by design.