JoyCheck is an online tool designed for testing and diagnosing game controllers directly through a web browser. It allows users to check the functionality of gamepads, including Xbox, PlayStation, Switch Pro, and Joy-Con controllers, without requiring installation or signup. The platform operates via the browser using the Gamepad API and requires JavaScript to function.
Key features include deadzone calibration, stick drift detection, polling rate measurement, and a live diagnostics interface that displays button and axis values in real time. Users can calibrate and reset their controllers, test haptic feedback and rumble functions, and view detailed input diagnostics such as latency testing and input heatmaps. The tool also supports copying reports and downloading diagnostic bundles in formats like JSON and CSV. For users without a connected gamepad, a keyboard fallback mode is available, mapping keyboard controls to simulate stick and button inputs.
JoyCheck is accessible in multiple languages and is designed for anyone needing to assess or troubleshoot controller performance, such as gamers and hardware enthusiasts. It is offered as a free service, and no data is stored or required to use the tool.
Gamepad Tester is an Other productivity product. It focuses on diagnosing and troubleshooting issues with game controllers without installing software. Gamepad Tester is a consumer product aimed at gamers and hardware enthusiasts. Gamepad Tester is free to use. Gamepad Tester is available on the web.
Gamepad Tester first shipped in 2023. Among its 9 catalogued features are gamepad testing, stick drift detection, and deadzone calibration. The interface is available in 7 languages, including Arabic, German, and English.
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