Free Tool
Aspect Ratio Calculator
Enter any dimensions and instantly find the aspect ratio and matching sizes for social media, print, and web.
Aspect ratio
16:9
1.7778 to 1
Common presets
How to Use This Tool
Find the right dimensions for any use case.
- Choose a mode: Find Ratio to calculate the ratio from known dimensions, or Find Dimensions to calculate a missing dimension from a known ratio.
- Enter your values. The calculated result updates instantly.
- Use the social media presets for common platform sizes: Instagram, Facebook, LinkedIn, YouTube, and more.
- Copy the dimensions you need and use them in your design tool or image editor.
Built by Oak Island AI. Need a custom tool for your business? Let’s talk.