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Display Tester is a specialized app designed to assess the quality of your home TV equipment. It provides detailed insights into various aspects of your screen, including LCD and OLED displays. By connecting your phone to the device, you can evaluate specific parameters that determine screen performance.
Upon launching, Display Tester records comprehensive details about your machine, such as:
Model and Serial Number
CPU and GPU Information
Activation Time
Additionally, it provides in-depth data on screen specifications, including pixel density, resolution, and refresh rate. Understanding these metrics is crucial, especially for repair technicians who can devise appropriate repair plans based on screen characteristics.
Display Tester offers an array of free functionalities, including:
Dead Pixel Test
Identify non-functional pixels through solid color backgrounds.
Color Tests
Evaluate contrast, gradient (banding), and saturation.
Gamma Calibration Tests
for gray, red, green, and blue colors.
Viewing Angle Tests
(note: not applicable for OLED displays).
Wide Gamut Color Test
.
Multi-Touch Test
to verify touch responsiveness.
Display Performance Tests
.
Burn-In Repair Tool
Uses scrolling black and white bars.
Display Information Metrics
Displays screen size, GPU type, DPI, and pixel format.
Comparison Images
for reference.
4-Color Gradient Test
with orientation correction (Android 2.2 and higher).
Pixel Format & Dithering Tests
.
Built-in Font Style Test
.
Manual DPI Measurement
tool.
Color Charts
for visual reference.
Touch Screen Dead Spot Tester
.
System Fonts Tester
.
DIP/PX Calculator
.
For advanced users, Display Tester includes pro features such as:
Full Google Cast Support
Seamlessly cast content to compatible devices.
Enhanced Burn-In Repair Tools
Use noise patterns in white, black & white, red, green, and blue.
The app allows you to customize your experience with intuitive gestures:
Slide Left-Right
Change the test image.
Slide Up-Down
Adjust brightness levels.
Long Touch
Toggle between full-screen and normal mode (Android 3.0 and above).
Double Tap
Access or hide test-specific settings.
Note: Hiding soft keys makes navigation tricky; you'll need to tap to reveal buttons before quickly swiping to the next screen.
Display Tester is an invaluable tool for anyone wanting to ascertain the quality of their TV's display. With its extensive features, both free and pro, it empowers users to diagnose issues and understand their screens better. Whether you're a casual user or a technician, this app can help enhance your overall viewing experience.