Aspect Ratio Calculator
Estimated reading time: 5 min read|895 words
Quick Answer
Aspect Ratio Calculator – Free Online Tool Aspect Ratio Calculator Scale image/video dimensions while maintaining aspect ratio — free, instant…
Aspect Ratio Calculator – Free Online Tool Aspect Ratio Calculator Scale image/video dimensions while maintaining aspect ratio — free, instant…
Last Updated: August 6, 2026
Aspect Ratio Calculator
Scale image/video dimensions while maintaining aspect ratio — free, instant
Calculate Missing Dimension
×
Fill in two fields — the third is calculated automatically.
Scale Dimensions (Keep Ratio)
×
Common Aspect Ratio Presets
16:9
Widescreen, HD, 4K
4:3
Standard TV, iPad
1:1
Square, Instagram
9:16
Vertical video, Reels
3:2
DSLR, 35mm film
21:9
Ultrawide monitor
2:1
Cinema Scope
5:4
Large format print
4:5
Portrait Instagram
1.91:1
Facebook/OG image
2:3
Portrait photo
16:10
MacBook display
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📌 Key Takeaways
- Calculate Missing Dimension
- Scale Dimensions (Keep Ratio)
- Common Aspect Ratio Presets
References & Further Reading
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Written by John @ Share-Ask
John is a digital strategist and side-hustle expert with over 5 years of experience in growing online platforms. He specializes in web optimization, productivity workflows, and turning creative habits into profitable online businesses.
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