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MonitorTester is a free online screen test that runs entirely in the browser. It displays a full set of diagnostic patterns — solid RGB and CMYK colors, grayscale ramps, gradients, color bars and motion tests — so you can quickly spot dead or stuck pixels, backlight bleed, color tint, banding, ghosting and burn-in. No software installation and no account required; open the page on any monitor, laptop, TV, tablet or phone. Useful when buying or returning a display, checking a used monitor, or calibrating a multi-screen setup.
Features
Free browser-based screen test with solid colors, grayscale, gradients, color bars and motion patterns to check dead pixels, backlight bleed, tint, banding and burn-in. No install needed.
Use Cases
Free browser-based screen test with solid colors, grayscale, gradients, color bars and motion patterns to check dead pixels, backlight bleed, tint, banding and burn-in. No install needed.
Comments
MonitorTester is a free online screen test that runs entirely in the browser. It displays a full set of diagnostic patterns — solid RGB and CMYK colors, grayscale ramps, gradients, color bars and motion tests — so you can quickly spot dead or stuck pixels, backlight bleed, color tint, banding, ghosting and burn-in. No software installation and no account required; open the page on any monitor, laptop, TV, tablet or phone. Useful when buying or returning a display, checking a used monitor, or calibrating a multi-screen setup.
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Comments
MonitorTester is a free online screen test that runs entirely in the browser. It displays a full set of diagnostic patterns — solid RGB and CMYK colors, grayscale ramps, gradients, color bars and motion tests — so you can quickly spot dead or stuck pixels, backlight bleed, color tint, banding, ghosting and burn-in. No software installation and no account required; open the page on any monitor, laptop, TV, tablet or phone. Useful when buying or returning a display, checking a used monitor, or calibrating a multi-screen setup.
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