# Display Tester

> Test your screen and figure out whether it has hassles.

Canonical page: [https://chrome-stats.com/d/com.gombosdev.displaytester](https://chrome-stats.com/d/com.gombosdev.displaytester)

## Overview

- **ID:** `com.gombosdev.displaytester`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Brain\_trapp
- **Category:** TOOLS
- **Downloads:** 2,534,329
- **Rating:** 4.11 / 5 (7,796 ratings)
- **Version:** 5.36.1
- **Last updated:** 2026-06-04
- **First published:** 2012-03-04
- **Publisher country:** DE
- **Size:** 20 MB
- **Data as of:** 2026-09-10
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.gombosdev.displaytester)
- **Website:** [https://display-tester.firebaseapp.com/](https://display-tester.firebaseapp.com/)
- **Privacy policy:** [https://display-tester.firebaseapp.com/](https://display-tester.firebaseapp.com/)

## Description

Display Tester is a powerful Chrome extension designed to evaluate nearly every aspect of your device's LCD or OLED display. It provides comprehensive features such as dead pixel detection, color contrast and saturation tests, gamma calibration, viewing angle assessment, and multi-touch functionality. The tool also offers burn-in repair options, detailed display metrics, and supports immersive mode for full screen testing on devices with soft keys.

The pro version enhances user experience with full Google Cast support for TV testing and advanced burn-in repair modes. Gesture controls allow easy navigation and brightness adjustments during testing. Ideal for users wanting precise diagnostics of screen quality, Display Tester combines ease of use with extensive functionality to ensure your device's display performs at its best.

## Rankings

- #38,744 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.ACCESS_WIFI_STATE`
- `android.permission.CHANGE_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.WAKE_LOCK`
- `com.gombosdev.displaytester.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`
- `com.gombosdev.displaytesterprounlocker.CheckLicense`
- `com.google.android.gms.permission.AD_ID`

## Review summary

Display Tester is praised for solving real display problems and providing reliable, useful testing with free basic features. However, users frequently report inaccuracies in display data, ad/policy friction (ads, paywalls, cookie consent), occasional non-functionality, and limited device compatibility. Overall, it’s a helpful toolkit for diagnosing display issues and testing screens, but reliability and usability can vary across devices and user expectations.

### Pros

- Helps diagnose and fix display-related problems on phones.
- Works well and is described as reliable by users.
- Free basic features with no mandatory paywall; many tests are available for free.
- Offers comprehensive display testing tools for various checks.
- Handy for diagnosing touchscreen and brightness/gamma issues.

### Cons

- Inaccurate or inconsistent display data (e.g., bit-depth claims like 12-bit/32-bit vs 10-bit).
- Ads and paywalls, plus mandatory cookie/GDPR consent that can hinder usage.
- Occasional non-functionality or not useful for some users.
- Limited device compatibility; some devices (e.g., Samsung) show incorrect data.

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.gombosdev.displaytester)