Pixel Sentinel

IronAria

Contains ads

About this app

📱 Pixel Sentinel – Dead Pixel & Screen Test Tool

Pixel Sentinel is a fast and lightweight dead pixel test and screen diagnostic tool designed to help you check your phone display in seconds.

Detect dead pixels, stuck pixels, burn-in artifacts, and display uniformity issues using full-screen color tests optimized for LCD, LED, and AMOLED screens.

🔍 Professional Screen Test in One Tap

• Full-screen color test screen
• Quick switch between diagnostic colors
• Optimized for phone screen test
• Ideal for monitor test and tablet displays
• Keeps screen awake during inspection

No complicated menus. No setup. Just tap and inspect.

🎨 Included Display Test Colors

Pixel Sentinel cycles through essential display test colors used for professional diagnostics:

• Black screen test
• White screen test
• Red, Green, Blue test
• Cyan, Magenta, Yellow
• Multiple gray levels for gray banding test
• Uniformity and brightness consistency check

Perfect for checking:

LCD display test

AMOLED burn-in test

OLED uniformity

IPS glow issues

Backlight bleeding

Color consistency

⚙️ Lightweight & Focused

• No account required
• No login
• Minimal storage usage
• Fast launch time

Ads are delivered via Google AdMob to support development.
The app itself does not collect personal accounts or require registration.

💡 How to Get Accurate Results

Set brightness to maximum

Test in a dim room

Repeat at lower brightness levels

Carefully inspect corners and edges

Different brightness levels reveal different pixel defects.

Whether you're buying a new phone, testing a used device, or checking your monitor — Pixel Sentinel gives you a clean and efficient screen checker experience.

Developer: IronAria
Support: [e-mail]

What’s new

First issue