📐Graphics & Media
Aspect Ratio & Dimension Calculator
Calculate proportional dimensions for video, photos, and UI assets with a live reactive visual preview.
1. Base Aspect Ratio (W : H)
Common Presets
2. Scaled Pixel / Physical Dimensions (W₂ × H₂)
Formula: W₁ / H₁ = W₂ / H₂
Interactive Proportional Preview
16:9(1.78 : 1)
1920 × 108016:9
Box visually scales proportional to width & height
Knowledge Base
Frequently Asked Questions
Is the Aspect Ratio & Dimension Calculator free to use?▼
Yes, Aspect Ratio & Dimension Calculator on SwiftKit is 100% free with no account creation, subscriptions, or usage caps.
Does Aspect Ratio & Dimension Calculator store or transmit my data?▼
No. All calculations, formatting, and operations execute locally inside your browser memory. No data is sent to external servers.
Does Aspect Ratio & Dimension Calculator work offline?▼
Yes. Once the page is loaded in your browser, all processing happens client-side without ongoing network calls.