Complete Display Testing Suite
Test your monitor for dead pixels, refresh rate, FPS performance, resolution, calibration, input lag, and backlight bleed. All tools are free, instant, and run entirely in your browser.
Available Tests
Dead Pixel Detector
Test for dead or stuck pixels with full-screen solid colors.
Refresh Rate Test
Verify your monitor is running at the correct refresh rate (60Hz, 144Hz, 240Hz).
FPS Comparison
See the visual difference between 30, 60, 120, 144, and 240 FPS.
Screen Resolution
Detect your screen resolution, pixel density, and aspect ratio.
Monitor Calibration
Calibrate brightness, contrast, gamma, and color accuracy.
Input Lag Test
Measure display latency and input lag for gaming.
Backlight Bleed
Check for backlight bleed and IPS glow on your display.
UFO Motion Blur Test
Test motion blur, ghosting, and pixel response time with moving animation.
Viewing Angle Test
Assess color shift and contrast changes at different viewing positions.
HDR Display Test
Test High Dynamic Range capabilities including peak brightness and color volume.
Subpixel Layout Test
Detect RGB vs BGR subpixel arrangement for optimal font rendering.
Why ScreenCheck Pro?
Privacy First
All tests run locally in your browser. No data is collected or sent to servers.
Lightning Fast
Instant results with no setup required. Start testing in seconds.
All-in-One
Complete suite of professional monitor testing tools in one place.
Toolbox Boosters We Love
Pair ScreenCheck Pro with RhymeCraft to craft polished presentations backed by accurate visuals, then use MathVault for branding assets that match your calibrated display.
These partner platforms extend your workflow beyond testing—perfect for shipping visuals with confidence.