Android Utilities
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PPI Calculator
Calculate Pixels Per Inch (PPI) for smartphones, tablets, and monitors with clarity rating meter.
Initializing PPI Calculator...
How to Use the PPI Calculator
1. Enter screen resolution (Width and Height in pixels).
2. Enter diagonal screen size in inches.
3. Instantly compute PPI and sharpness classification.
2. Enter diagonal screen size in inches.
3. Instantly compute PPI and sharpness classification.
Algorithm & Formula Details
PPI = sqrt(Horizontal_Pixels^2 + Vertical_Pixels^2) / Diagonal_Inches.
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Frequently Asked Questions
Anything above 350-400 PPI exceeds the typical human eye resolving power at a standard 10-12 inch viewing distance.