RGB Screen & Pixel Check

RGB Screen & Pixel Check is an RGB screen light, RGB light, screen light app, screen flashlight, color lamp, pixel check, dead pixel test and display inspection utility for Android.

Turn your phone or tablet into a full-screen color light with precise colors, bright white light, smooth moving colors and visual screen-test modes. Use it as an RGB color light, ambient light, mood light, night light, photography light or display tester.

Run a full-screen pixel test to visually check for dead pixels, stuck pixels, uneven colors, possible screen burn-in, ghosting and other visible display issues.

KEY FEATURES

• RGB screen light with full-screen color display
• RGB light with hue wheel and shade control
• Screen light app with adjustable brightness
• Quick White for instant full-screen white light
• Fluid Colors with smooth color transitions
• Automatic color rotation
• Adjustable screen-based strobe light
• Pixel Check and dead pixel test
• Red, Green, Blue, Grey, White and Black test screens
• Full Screen and Lock modes
• Phone, tablet, landscape and split-screen support

RGB SCREEN LIGHT & RGB LIGHT

Choose a color and fill the entire display with it.

Use the RGB color wheel and shade slider to create red, green, blue, white or custom colors. Adjust the shade smoothly from black through the selected color to white.

Use the full-screen color light as an RGB screen light, RGB light, color lamp, screen light, ambient light or mood light.

SCREEN LIGHT APP & SCREEN FLASHLIGHT

Use your display as a bright screen flashlight without activating the camera flash.

Quick White opens a clean white screen light instantly. Use it in dark rooms or as a soft fill light for photos or video.

FLUID COLORS

Fluid Colors creates smooth, continuously changing full-screen colors for ambient lighting, mood lighting or a relaxing screen lamp.

AUTO COLOR ROTATION

Automatically rotate through colors clockwise or anticlockwise. Stop whenever you want and continue with the selected color.

STROBE SCREEN LIGHT

Create a screen-based strobe light effect with adjustable speed.

The effect uses the display only and does not activate the hardware flashlight. The strobe rate is limited for safety.

PIXEL CHECK, DEAD PIXEL TEST & SCREEN TEST

Run a simple full-screen pixel test using:

Red → Green → Blue → Grey → White → Black

These solid color screens can help you visually inspect for:

• Dead pixels
• Stuck pixels
• Bright or dark pixel spots
• Uneven screen colors
• Display discoloration
• Possible screen burn-in
• Possible ghosting or image retention
• Other visible display irregularities

Use Pixel Check as a screen test, pixel test, display test or screen inspection tool when:

• Testing a new phone or tablet
• Inspecting a used phone before buying
• Checking a repaired or replaced screen
• Testing an LCD or OLED display
• Looking for visible pixel, color or screen problems

The dead pixel test is a visual inspection tool only. It does not fix pixels, repair burn-in or make hardware changes.

FULL SCREEN & LOCK MODE

Open a clean full-screen color display and lock the controls to help prevent accidental touches while using the RGB light, screen flashlight, color lamp or display test.

SAFETY NOTICE

Avoid strobe mode if you are sensitive to flashing lights or have photosensitive epilepsy. Stop using strobe mode immediately if you experience discomfort.

This app displays colors on the screen only. It does not provide medical, emergency or hardware repair functions.

PRIVACY

Firebase Crashlytics is used for crash and stability diagnostics. Optional usage analytics can be enabled from Settings. See the Privacy Policy for complete details.

RGB Screen & Pixel Check combines an RGB screen light, RGB light, screen light app, screen flashlight, full-screen color light, color lamp, ambient light, Quick White, Fluid Colors, pixel check, pixel test, dead pixel test, screen test and display test in one simple utility.