Screen Tester notes
A clearer read
of your screen.
Focused guides for the moments when a display specification is not enough. Learn what to look for, how to repeat the check, and where a browser test stops.
Screen Checks to Run Before Buying a Monitor
A practical pre-purchase and return-window checklist covering pixels, uniformity, refresh mode, glow, color, and the evidence worth keeping.
Read guideMonitor Color Calibration Without a Colorimeter
Use visual white, gray, color, and skin references to improve a monitor baseline while understanding why only a sensor can create a measured profile.
Read guideHow to Check Screen Uniformity Without Overthinking It
A calm visual method for finding broad brightness shifts, color tint, banding, and dirty-screen effects across a display.
Read guideBacklight Bleed vs. IPS Glow: How to Tell Them Apart
Use a controlled black-field check to compare backlight bleed, IPS glow, reflections, and normal viewing-angle changes without overcalling a fault.
Read guideActual Refresh Rate vs. Advertised Hz: What to Check
Understand why a monitor can advertise 144 Hz yet present about 60 Hz, and use a browser timing test to verify the active setup.
Read guideWhy Fullscreen Makes a Screen Test Better
Fullscreen testing removes browser chrome, reaches the display edges, and makes solid-color pixel and uniformity checks easier to judge.
Read guideHow to Check for Dead Pixels on a Screen
A practical, repeatable screen test for finding dead pixels, bright spots, and fixed subpixels before a return window closes.
Read guideStuck Pixels vs. Dead Pixels: What Is the Difference?
Learn how dead pixels, stuck pixels, and subpixel faults behave on different color fields, and how to document the result without guessing.
Read guideMonitor Screen Test Checklist: A Complete First Pass
Use this step-by-step checklist to inspect a new or used monitor for pixels, uniformity, refresh settings, and visible panel issues.
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