Free tool
Aspect Ratio Calculator
Calculate aspect ratios and resize dimensions quickly.
Resize mathPreset ratiosInstant
Why it helps
Resize confidently
Lock a ratio and scale widths or heights instantly.
Preset guidance
Use popular ratios for social, video, and print.
Resize
Aspect ratio calculator
Preset ratios
Current ratio
1.90
FAQ
Quick answers about this tool.
Is this private?
Yes. All processing happens in your browser.
Do I need an account?
No. These tools are free and work without signup.
Can I use multiple files?
Yes. Most tools support batch processing.