Free Online Screen DPI Checker
Calculate your screen's DPI, PPI, and pixel density with easy-to-use measurements
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Screen DPI Checker
Calculate your screen's DPI and related metrics
Screen Information
Screen Measurements
Results
Enter your screen measurements and click Calculate to see results
Features
Our Screen DPI Checker offers multiple options to analyze your display's specifications.
Auto Detection
Automatically detects screen resolution, refresh rate, and pixel ratio
Multiple Metrics
Calculate DPI, PPI, dot pitch, and pixel density with system scaling
Display Analysis
View aspect ratio and detailed screen specifications
Testing Tools
Pixel grid and color accuracy testing tools included
Size Estimation
Use credit card reference tool to estimate screen size
Export Options
Export detailed reports of your display specifications
How to Use
Simple 3-step process
Step 1
Your screen resolution and refresh rate will be automatically detected
Step 2
Use the size estimation tool or measure your screen's diagonal size
Step 3
Click Calculate to see your display's DPI and related metrics
Frequently Asked Questions
Everything you need to know about our process, pricing, and technical capabilities.
See Full FAQDPI (Dots Per Inch) and PPI (Pixels Per Inch) are measurements of screen resolution density: DPI traditionally refers to printer resolution PPI is used for digital displays For screens, DPI and PPI are often used interchangeably Higher values indicate a sharper, more detailed display
You can measure your screen size in two ways: Use a measuring tape diagonally from corner to corner Use our credit card reference tool for estimation Measure only the display area (not the bezel) Input the measurement in inches or centimeters
System scaling adjusts the size of on-screen elements: 100% shows content at native resolution Higher values (125%, 150%) make content larger Common on high-DPI displays Affects the effective resolution of your display
Our tool includes several testing features: Pixel Grid: Check for pixel alignment and sharpness Color Test: Verify color accuracy and contrast Size Estimation: Use credit card reference Run tests in native resolution for best results
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