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Aspect Ratio Calculator

Find the aspect ratio of any dimensions. Enter width and height to get the simplified ratio and the decimal.

Aspect ratio
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Aspect ratio is the relationship between width and height, like 16:9 or 4:5. Getting it right keeps your videos and images from being cropped or stretched on each platform. This free calculator simplifies any dimensions into a clean ratio.

How it works

1

Enter your width

In pixels, the horizontal size.

2

Enter your height

In pixels, the vertical size.

3

Read your aspect ratio

See the simplified ratio and the decimal value.

Built into Klairova, free

This calculator is a taste of what Klairova does. Run real campaigns, track every click to every sale, send rate cards and invoices, and get paid in 160+ currencies. Free to use.

Frequently asked questions

What aspect ratios do social platforms use?

Common ones are 9:16 for vertical Reels, Stories and TikTok, 1:1 square for feed posts, 4:5 for portrait feed posts, and 16:9 for landscape video.

Why does aspect ratio matter?

Upload the wrong ratio and the platform crops or letterboxes your content, hurting how it looks and performs. Match the ratio each placement expects.

How do I plan content across platforms?

On Klairova you can compose, schedule and publish across platforms from one place.