RGB Screen & Pixel Check

Dead pixel check & test with full-screen RGB colors, strobe & auto mode

RGB Screen & Pixel Check is a professional screen test and display inspection utility.
Do a dead pixel check, detect stuck pixels, check for possible screen burn-in/ghosting, and inspect screen uniformity using full-screen RGB color tools.
Useful for checking new phones, used phones, or repaired screens.

Common Use Cases:
• Screen test, dead pixel and stuck pixel inspection
• Photography or video lighting using screen colors
• Room or mood lighting without using the hardware flashlight
• Battery-friendly lighting alternative
• Visibility or signaling in dark environments
• Relaxing ambient color rotation

Key Features:
• Full-Screen Solid Colors
Display any color in full screen. Adjust shades smoothly from black to pure color to white.
• RGB & Color Wheel Control
Select colors precisely using the hue wheel and shade slider.
• Auto Color Rotation
Automatically rotate colors clockwise or anticlockwise. Stop anytime with a tap.
• Strobe Screen Mode
Screen-based strobe effect (not flashlight) with adjustable speed.
The strobe rate is limited for safety, and first-time use requires confirmation.
• Dead Pixel Check Mode
Cycle through solid colors:
Red → Green → Blue → Grey → White → Black
Helps visually inspect dead or stuck pixels.
No fixes or hardware changes are provided.
• Lock Mode
Prevents accidental touches during full-screen use.

Safety Notice:
Avoid strobe mode if you are sensitive to flashing lights.
This app displays colors on the screen only and does not provide medical, emergency, or hardware repair functions.

Privacy:
This app does not collect personal information like name, email, phone number, or contacts.
The app uses Firebase Crashlytics to collect anonymous crash and performance diagnostics to improve stability.
No system settings are modified.