Free, no-download browser tools that turn your screen into a light, a test pattern, a timer, or a prank — all with one click.
Control exactly how your screen lights your face for video calls.
Adjustable-color full-screen light for video calls — dial in the perfect color temperature to look natural on camera.
Create a custom-colored glow ring around your webcam window — softer than a solid fill and mimics a physical ring light.
Instant max-brightness white fill — turns your screen into a portable flashlight for finding things in the dark.
Harmless screen tricks that look convincingly real.
Convincing cracked-screen overlays — pick from spiderweb, shatter, glitch, or LCD bleed styles to prank a friend.
Classic Windows, macOS, or Linux-style fake update screens — lock the display and watch coworkers think you're updating.
Animated TV static with a bouncing NO SIGNAL overlay — convincing enough to make someone check the cables.
Diagnostic and helper tools for your display.
Cycle through full-screen colors to spot dead or stuck pixels — includes a rapid-flash mode that can sometimes fix them.
Input-locked white or black screen so you can safely wipe your display without triggering random clicks or taps.
Large full-screen countdown timer over a solid background — great for presentations, test-taking, or cooking timers.
Each link opens instantly in full screen. White and black are the most searched, but green, blue and pink are popular for video and streaming setups.
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