📺 Screen Information
📱 Mobile Screen Test Hub
Start here for phones and tablets. Check for issues like phantom taps, dead pixels, colour problems and pressure damage.
Open Mobile Screen Test👻 Ghost Touch Test
Catch phantom inputs and rogue taps on iPhone and Android, large touch-screen TVs, classroom projectors and teaching screens.
Open Ghost Touch Test🎨 Display Colour Test
Visually check white point, over-saturation, tinting and colour balance on monitors, TVs, laptops and phones with guided diagnosis content.
Open Display Colour Test🟣 Dead Pixel Test
Cycle full-screen solid colours to reveal dead or stuck pixels.
🟠 Stuck Pixel Fixer
Drag a colour box over stuck pixels to attempt repair. Optional slow pulse.
🟢 Touchscreen Test (Multi-Touch)
See how many touch points your screen supports.
🌈 Colour Gradient Test
Smooth transitions to detect banding or compression artefacts.
⚪ Screen Uniformity Test
Full-screen grey patterns to check for uneven brightness.
⚫ Backlight Bleed Test
Pure black screen to spot light leaks in a dark room.
📊 Contrast and Gamma Test
Alternating bars and ramps for shadow, highlight detail and gamma.
🚀 Response Time / Motion Test
Moving patterns to check for blur or ghosting.
🧽 Screen-Cleaner (White Lock)
Turns the display pure white and disables touch/mouse input for 10 seconds so you can safely wipe away smudges.
🔳 Inversion Test
Flashing checkerboard to detect pixel inversion artefacts.
🎥 Graphics Demo & 4K Videos
Open the live browser graphics demo to display colour, motion and highlight detail with real-time GPU visuals, or use the TV-safe demo on smart TVs and older browsers before moving on to the 4K videos.
Graphics Demo (Live Render)
Includes multiple live scenes for colour, gradient, highlight and motion show-off. May not run on older smart TVs.
TV-Safe Demo
Open TV-Safe DemoCompatibility-first test using plain HTML and CSS. Best fallback for smart TVs and restricted browsers.
Demo Baby Bird Nature
Credit: Pixabay
Demo Daffodils Blossoms
Credit: Pixabay
