How do I use the PPI Calculator?

Enter your values in the input fields and click Calculate. The PPI Calculator will instantly show you the result with step-by-step explanation.

Is the PPI Calculator free to use?

Yes, the PPI Calculator is 100% free with no registration required. All calculations are performed locally in your browser.

Pixels per inch for displays

Width (px)

Height (px)

Screen diagonal (in)

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100% Free

No sign-up ever

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Accurate

Verified formulas

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Instant

Results as you type

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Mobile Ready

All devices