vixutilDevice tests
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Device tests

Everything runs in the browser — nothing to install and nothing uploaded.

Input

Keyboard TestFind dead keys and check N-key rolloverMouse Click TestTest left, right and wheel clicks, and check for chatterTouchscreen TestCheck multi-touch count and find unresponsive areasGamepad TestCheck buttons, analogue sticks and triggers

Audio

Microphone TestLive input level, plus record and listen backSpeaker and Headphone TestCheck left/right separation and which frequencies come through

Video

Webcam TestCheck the picture, resolution and frame rate, take a snapshot

Display

Dead Pixel TestFull-screen solid colours to find dead pixels and patchesRefresh Rate TestMeasure what Hz your screen is actually running at

Info

My Device InfoResolution, browser, OS and core count at a glance
Screen specs for 108 devicesResolution, size and pixel density in one place — plus aspect ratio, physical dimensions and the distance at which pixels stop being visible.

🔧 Runs in the browser. Nothing to install, nothing uploaded.