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Display Test
Monitor Hz and tearing
Display & Refresh Rate Test
Accurately measure your monitor's true refresh rate, resolution, and color profile.
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Hz Detected
Based on hardware requestAnimationFrame timing
Smoothness Visualizer (600px/sec)
Native Resolution
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Device Pixel Ratio
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Color Gamut
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Color Depth
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Screen Upgrades & Repair
About this tool
This is a free browser-based diagnostic tool provided by ay5uh.com to help you test and troubleshoot your hardware. It runs entirely on your device with no installation required.