Free tool

Aspect Ratio Calculator

Calculate aspect ratios and resize dimensions quickly.

Resize mathPreset ratiosInstant
  • 100% Free to use
  • No credit card required
  • Works offline in your browser

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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

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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.

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