🔍 Dead Pixel Test
Check your screen for dead or stuck pixels with full-screen solid colors. No ads during the test — just pure colors.
How it works
- 🎨 Tap or click to cycle through Red → Green → Blue → Black → White
- 🔍 Inspect each color closely for dead or stuck pixels
- ⌨️ Use arrow keys to move between colors
- 🖱️ Double-tap or press Escape to exit the test
- 📱 Works great on mobile — just tap the screen