Test Your Hardware Instantly
Free, open-source browser tools to test your gamepad, keyboard, mouse, monitor, microphone & speakers. No downloads. No data collection. 100% client-side.
Choose a Hardware Test
Gamepad Tester
Free online gamepad tester. Test joystick deadzone, analog stick drift, button mapping, trigger pressure, and vibration for Xbox, PS5, PS4, Nintendo Switch controllers. No download required.
Start TestKeyboard Tester
Free online keyboard tester. Test every key with visual layout. Detect ghosting, stuck keys, N-key rollover (NKRO). Works with mechanical, membrane, and laptop keyboards.
Start TestMouse Tester
Free online mouse tester. Measure click speed (CPS), test DPI accuracy, check polling rate, scroll wheel, and all mouse buttons. Works with any mouse — gaming, wireless, or trackpad.
Start TestMonitor Tester
Free online monitor test. Check for dead pixels, test refresh rate, color accuracy, response time, and screen uniformity. Works with any display — LCD, OLED, IPS, or external monitor.
Start TestMicrophone Tester
Free online microphone test. Test your mic with real-time waveform visualization, volume level meter, frequency spectrum analysis, and recording playback. No software download needed.
Start TestSpeaker Tester
Free online speaker test. Test left/right audio channels, frequency response, bass and treble range with adjustable tone generator. Verify your speakers and headphones.
Start TestWhy HWProbe?
100% Client-Side
Every test runs entirely in your browser. No data is collected, stored, or sent to any server. Your hardware information never leaves your device.
Six Tools, One Place
Test your gamepad, keyboard, mouse, monitor, microphone, and speakers without switching between different websites. Everything you need in one toolkit.
Open Source
Built on open-source technology. Transparent, auditable, and community-driven. No hidden tracking, no dark patterns.