The board
Controller Tester Online
Test game controllers and run a full health check in your browser.
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About
Controller Tester Online is a free browser-based tool for testing game controllers without downloads or software installation. It helps users check buttons, analog sticks, triggers, and D-pad input. The tool can detect stick drift, deadzone, polling stability, and vibration support. It generates a health score, warnings, and exportable report data. It is useful for gamers, PC users, repair shops, and anyone checking controller health.
