Private browser tool
Image Aspect Ratio Calculator
Read an image aspect ratio and calculate matching dimensions for 16:9, 4:3, 1:1, 4:5 and custom ratios.
Browser-local processingNo account requiredFree to use Original stays unchanged
Why this tool exists
Calculate the target ratio before resizing to avoid stretching.
- ✓ automatic ratio
- ✓ common presets
- ✓ dimension calculator
- ✓ orientation
Useful for
- • social media crops
- • video thumbnails
- • web banners
How to use Image Aspect Ratio Calculator
- 01Choose your input.
- 02Run the operation.
- 03Review the result.
- 04Download or copy.
Frequently asked questions
Is image aspect ratio calculator free?
Yes. MAXScanner provides this browser workflow without requiring an account.
Are my files uploaded?
These image utilities are designed to process source files in your browser. The source image remains on your device during the local operation.
Can I use the result on a phone?
Yes. The page is responsive and the generated result can be downloaded from modern mobile browsers.
Does the tool change my original file?
No. MAXScanner creates a new result; your original file remains unchanged.
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