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Aspect Ratio Calculator

Free Aspect Ratio Calculator: Simplify & Resize Dimensions for Images, Videos, Social Media

Aspect Ratio Calculator

Aspect Ratio Calculator Introduction

The Aspect Ratio Calculator simplifies determining and resizing dimensions for images, videos, screens, and social media content. It reduces dimensions to their simplest form using the greatest common divisor (GCD) and allows resizing without distortion, ensuring proportionality across platforms like Instagram, TikTok, and YouTube.

Key benefits include:

  • Proportional Resizing: Enter a new width or height, and the other dimension updates automatically, maintaining the original aspect ratio without stretching.
  • Simplified Ratio Calculation: Reduces dimensions to their simplest form by dividing both width and height by their GCD (e.g., 1920×1080 becomes 16:9).
  • Live Preview & Visualization: Visualizes results to scale, indicating landscape, portrait, or square orientation for clarity.
  • Common Ratio Presets: Includes popular ratios for social media (16:9, 9:16, 4:5), photography (3:2), video (21:9), and displays (16:10).
  • Privacy & Offline Use: Calculations stay on your device, no file uploads required, and no sign-up needed for free access.

Perfect for content creators, designers, and marketers who need to maintain proportionality across images, videos, and social media platforms, ensuring professional, distortion-free outputs without technical expertise.

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More about Aspect Ratio Calculator

Pricing
Free
Platforms
Web
Listed
Aug 31, 2026
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