Screen Tester

Test your monitor for dead pixels, light bleed, and color uniformity with full-screen patterns.

Select different solid colors to fill the screen and visually inspect for defects. No installation needed — runs directly in the browser.

Screen Tester

Test your monitor for dead pixels, light bleed, and color uniformity with full-screen patterns.

About this tool

Select different solid colors to fill the screen and visually inspect for defects. No installation needed — runs directly in the browser.

Run tests to check for screen defects.

Please select a color.

Test your monitor for dead pixels, light bleed, and color uniformity with full-screen patterns.

Select different solid colors to fill the screen and visually inspect for defects. No installation needed — runs directly in the browser.

Screen Tester

Test your monitor for dead pixels, light bleed, and color uniformity with full-screen patterns.

About this tool

Select different solid colors to fill the screen and visually inspect for defects. No installation needed — runs directly in the browser.

Run tests to check for screen defects.

Please select a color.