Display Tester

14.7MB v5.35.5 Update Date：2025-12-14 Developer：Braintrapp

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Display Tester Application Screenshots

Display Tester AI Editor's Review

Display Tester is a comprehensive Android app for evaluating your device's screen capabilities. It offers a wide range of tests to check color accuracy, brightness, viewing angles, and touch sensitivity. Ideal for identifying defects or optimizing display settings.

Comprehensive Analysis

Display Tester provides a comprehensive toolkit for analyzing and fine-tuning your Android device's display. It includes tests for color accuracy, gradient performance, dead pixel detection, multi-touch capabilities, and viewing angles. The app's interface is intuitive, allowing users to easily navigate through the various tests. While some tests are straightforward, others require a more technical understanding. Overall, Display Tester is a valuable tool for identifying display issues and optimizing visual settings, although its extensive features might be overwhelming for casual users seeking a quick check.

Key Advantages

Extensive suite of tests for thorough display analysis
User-friendly interface for easy navigation and control
Helps identify screen defects and optimize display settings

Areas for Improvement

Some advanced tests may require technical knowledge
Can be overwhelming for casual users due to the number of tests

The Description of Display Tester

Site Editorial Commentary：Test your screen and figure out whether it has hassles.

DisplayTester is a comprehensive application designed to meticulously evaluate virtually every aspect of your device's LCD or OLED screen. By utilizing Google Cast, you can extend its functionality to assess the display quality of your TV, ensuring optimal viewing Experiences across devices.

It's engineered to facilitate full-screen testing, even on devices equipped with soft keys, by offering options to hide them in Android Ice Cream Sandwich (ICS) and later versions, as well as Immersive mode in KitKat and subsequent releases.

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-= Free features =-
◆ Dead pixel test: Identifies unresponsive pixels on your screen through a series of solid color backgrounds.
◆ Color tests: Evaluates contrast, gradient (banding), and color saturation levels.
◆ Gamma calibration tests: Fine-tunes color accuracy using grey, red, green, and blue scales.
◆ Viewing angle tests: Determines optimal viewing angles (note: This feature is less relevant for OLED displays).
◆ Wide gamut color test: Checks the range of colors your display can produce.
◆ Multi-touch test: Verifies the responsiveness and accuracy of multi-touch inputs.
◆ Display performance tests: Assesses overall display performance.
◆ Repair burn-in: Employs scrolling black and white bars to mitigate screen burn-in effects.
◆ Display measures info: Provides detailed information about your screen, including size, GPU type, DPI, density-independent pixel size, OpenGL 1.x info, and pixel format.
◆ Real-world pictures: Offers reference images for visual comparison and assessment.
◆ 4-color gradient test: Adapts to orientation changes for consistent testing (Android 2.2 and higher).
◆ Pixel format & dithering tests: Analyzes pixel rendering techniques.
◆ Built-in font styles test: Showcases various font styles.
◆ Manually DPI measurement: Allows manual measurement of screen density.
◆ Color charts: Displays color charts for evaluation.
◆ Touch screen dead spot tester: Detects unresponsive areas on the touch screen.
◆ System Fonts tester: Displays system fonts.
◆ DIP / PX calculator: Converts between density-independent pixels and pixels.

-= Pro features =-
◆ Full Google Cast support: Enables comprehensive testing on external displays.
◆ Repair burn-in: Offers advanced burn-in repair using noise patterns (white, b&w, red, green, blue).

-= Soft key hiding in ICS/Honeycomb/JellyBean =-
Access this feature through the preferences menu or by long-pressing the display during a test.

-= Gestures =-
◆ Slide left-right: Navigates between test images.
◆ Slide up-down: Adjusts screen brightness.
◆ Long touch: Toggles between full-screen and normal screen modes (Android 3.0 and higher).
◆ Double tap: Shows or hides test-specific settings (if available).

When soft keys are hidden, tap the screen to reveal them, then quickly swipe to the next screen before they disappear again.

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Consider purchasing the Pro version to support ongoing development.

If you encounter issues or have feature suggestions, please reach out via email. Your feedback is essential!