Screen Testing Tools
Screen Testing Suite
ScreenTester.io provides professional online screen testing tools covering dead pixels, burn-in, color accuracy, greyscale, resolution, refresh rate, and more.
Ghosting Test
Motion block tracking, text scrolling, fine line detection. Evaluate response time and overdrive performance.
HDR Test
Auto-detect HDR support, dynamic range testing, wide color gamut verification. Evaluate DisplayHDR rating and panel capability.
Touch Screen Test
Multi-touch detection, drawing precision tracking, dead zone grid scanning. Comprehensive touch response evaluation.
Screen Tearing Test
Stripe tracking, block layering, checkerboard scrolling. Detect VSync/FreeSync/G-Sync sync performance.
Black Level Test
Pure black uniformity, near-black level distinction, black depth contrast. Evaluate IPS glow and panel black performance.
Backlight Bleed Test
Full-screen pure black dark room test. Precisely detect LCD backlight bleed, IPS glow, and brightness uniformity.
RGB Channel Test
Independent R/G/B channel testing, additive color mixing verification, channel gradient smoothness. Check dead pixels and white balance.
sRGB Color Test
24-patch standard color card verification, gray balance bias detection, skin tone reproduction test. Comprehensive sRGB coverage evaluation.
P3 Gamut Test
DCI-P3 exclusive color patch comparison, sRGB boundary gradient visualization. Auto-detect P3 support with CSS code examples.
Color Gamut Test
P3 vs sRGB color patch comparison, gradient boundary test. Auto-detect display wide color gamut support.
Gradient Test
Gray gradient, RGB color gradient, radial gradient, and hue wheel. Detect color depth and banding issues.
Color Banding Test
CSS lossless gradient banding detection. 6 gradient modes precisely identify 6-bit / 8-bit / 10-bit panel differences.
Color Accuracy Test
Standard color patch comparison, grey neutrality detection, saturation gradient test. Quantitative display color reproduction evaluation.
Brightness Test
Multi-level brightness steps, 9-zone uniformity detection. Evaluate brightness range, uniformity, and dimming method.
Blooming Test
Mini LED/FALD zone dimming halo detection. Square, circle, star radiation, and subtitle simulation modes.
Gamma Calibration
Gray fusion test, multi-gamma value comparison, dark/bright detail detection. Calibrate display to sRGB gamma 2.2.
Flicker Test
PWM dimming flicker detection. Gray brightness test, gradient scanning, and auxiliary patterns. Use phone camera to quickly judge DC/PWM dimming.
Color Depth Test
Dark gradient banding test, similar color distinction, FRC dithering detection. Determine true panel bit depth 6/8/10-bit.
Screen Size Calculator
Input diagonal and resolution to calculate PPI pixel density, physical dimensions, and display area. Visual comparison of actual screen sizes.
Aspect Ratio Calculator
Auto-calculate aspect ratio from resolution, reverse-calculate dimensions from target ratio. Visual comparison of 16:9, 4:3, 21:9 and more.
Dead Pixel Test
Full-screen solid color frame-by-frame detection of bright spots, dark spots, and dead pixels. Multiple colors and custom color support.
Burn-in Test
OLED/AMOLED burn-in detection. Solid color slide, checkerboard flip, gradient scan — four modes for comprehensive pixel aging detection.
Greyscale Test
Grey discrimination and backlight uniformity detection. 4-64 level adjustable grey scale, dark/bright detail zone testing.
Resolution Checker
One-click detection of physical resolution, logical resolution, DPR, color depth, refresh rate, and more screen parameters.
Refresh Rate Test
Real-time frame rate detection, motion block ghosting test, frame time visualization. Verify your display runs at its rated refresh rate.
Monitor Color Test
Full-screen solid color to detect display color bias, uniformity, and saturation. 12 standard colors + custom color value.
Solid Color Screens
Full-screen solid color · Adjustable brightness · Multi-scenario use
Device Testing Guides
Aggregated by device type · Testing workflow · Return standards · Buying advice
Laptop Screen Test
8-step standard screen verification · Panel type comparison · Return standards · Parameter glossary
Mobile Screen Test
OLED burn-in detection · Touch test · Panel comparison · Used phone inspection tips
TV Screen Test
Mini LED halo · Backlight bleed · OLED burn-in · MEMC verification · HDR evaluation
Monitor Screen Test
IPS/VA/OLED panels · PPI matching · Color calibration · G-Sync/FreeSync
OLED Screen Test
Burn-in detection · PWM flicker · ABL · Black crush · WOLED/QD-OLED comparison
LCD Screen Test
IPS bleed · VA ghosting · Mini LED halo · LCD vs OLED comparison
Need more testing tools?
We are continuously developing new screen testing tools. If you have specific needs (backlight bleed test, color gamut detection, HDR test, etc.), let us know.
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