Free — runs entirely in your browserAspect ratio calculator
Calculate dimensions, resize with locked ratio, and find the right resolution for any platform.
Dimensions
Aspect Ratio
:
Total Pixels
2,073,600 px(2.07 MP)
Preview
16:9
Instant
All calculations happen in real-time as you type. No delays, no loading.
Platform Presets
One-click presets for YouTube, TikTok, Instagram, Twitter, LinkedIn, and more.
Private
Everything runs in your browser. No data sent anywhere, ever.