← Useful Tools
🖥️
Aspect Ratio Calculator
Enter any resolution and get its simplified aspect ratio, or scale to a new width/height.
🟢 EasyDifficulty
45-60 minutesTime
Python, JavaScript, TypeScriptLanguages
What you're building
A tool that takes any screen resolution (like 1920x1080) and calculates its simplified aspect ratio (16:9), plus lets you scale to a new width or height while preserving that exact ratio.
What you'll unlock 🔓
You'll need
- Basic JavaScript
- A code editor
- A browser
🗺️ Build roadmap
01 Setup
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02 Implement GCD to simplify ratios
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03 Display the simplified ratio
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04 Scale to a new width
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05 Scale to a new height
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06 Add common resolution presets
🔒
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