Screen Test & Calibrate

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Content rating
Everyone
5+
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Content rating
Everyone
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About this app

Screen Test & Calibrate is a comprehensive utility tool designed to help you analyze, test, and calibrate your device’s touchscreen and display performance. Whether you want to test a newly purchased phone, verify a screen replacement, or diagnose touch response issues, this app provides detailed diagnostics.

Key Features:

* Multi-touch Tester: Check how many simultaneous touch points your screen supports. View touch coordinates in real-time, display grid lines, outer rings, and monitor screen density (DPI).

* Touch Paint Test: Draw freely on the screen to identify dead zones or unresponsive areas where the touchscreen fails to register input.

* Screen Grid Test: Fill a complete grid of touch points to verify that every area of your screen is responsive and fully functional.

* Dead Pixel Test: Detect stuck or dead pixels on your display. Cycle through solid colors (Red, Green, Blue, White, Black, and custom colors) manually or automatically at set intervals.

* Touchscreen Repair & Calibration: Calibrate and optimize your touchscreen response times. Analyze touch latency across multiple areas and apply software calibration to reduce response lag.

* Display Calibration: Adjust color balance, contrast, and brightness to enhance your screen’s visual output.

* Gesture Calibration: Calibrate basic touch gestures, including single taps, double taps, dragging, swiping, and pinch-to-zoom.

* Hardware Info & Sensor List: View complete hardware specs including resolution, refresh rate, screen size, and device model. View a detailed list of all physical sensors available on your device.

When to Use:
* After replacing your phone's screen to verify the repair quality.
* When buying a new or used phone to check for display issues or dead pixels.
* If you experience touch delays, lag, or ghost touches during daily use or gaming.
Updated on
Jul 9, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, App activity and 2 others
This app may collect these data types
Location, App activity and 2 others
Data is encrypted in transit