Image Aspect Ratio Calculator en ligne gratuit

Calculate the exact aspect ratio of any image and compute proportional dimensions.

Choose Image(s) or Drag & Drop

JPG, PNG, WebP, AVIF, GIF, TIFF supported. Up to 30 image(s) (max 50MB each).

Select Images

About Image Aspect Ratio Calculator

<p>Quickly determine the natural aspect ratio (16:9, 4:3, 1:1, 21:9) of any uploaded image and calculate corresponding target dimensions without distortion.</p>

100% Privacy Protected

High Speed Processing

No Registration Required

How to Use Image Aspect Ratio Calculator Online

<ol><li>Upload your image files.</li><li>Configure your desired settings or presets.</li><li>Click Process and preview your result.</li><li>Download your processed image or ZIP archive.</li></ol>

Key Features

Instant aspect ratio calculation

Greatest common divisor (GCD) formula

Proportional dimension projections

Works with all image formats

Frequently Asked Questions

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Absolutely. Your uploaded files are encrypted during transit, processed in isolated temporary scratch directories, and automatically purged. We never inspect or store your documents permanently.

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