Black Screen Full Screen Tool
This free tool turns your browser into a fullscreen black screen or solid color canvas. Ideal for:
- Cleaning your monitor – see dust, smudges, or streaks clearly
- Dead pixel or screen burn-in testing on LCD, OLED, or AMOLED displays
- Dark environment office work – reduce brightness and eye strain
- Focus-friendly minimalist background for meditation or presentations
- Screensaver or power saving mode on OLED displays
- Photo/video background for clean lighting setups
- IT troubleshooting and temporary diagnostics for technicians
You can also download a 1920x1080 solid color PNG image to use as wallpaper or for display calibration.
Tip: Press Escape to exit fullscreen at any time. Works on most modern browsers including Chrome, Edge, Firefox, and Safari.