Professional Hardware
Testing Suite
Free online tools to test your computer hardware. No downloads, no registration. Works on any device with a web browser.
100% Free
No hidden costs
No Install
Browser-based
All Devices
Desktop & Mobile
Available Tools
Start testing your hardware now
Dead Pixel TesterTest your monitor for dead pixels, stuck pixels, and screen uniformity with our professional color testing tool.Key Features:*10 color test modes (Black, White, RGB, CMY, Grays)*Keyboard shortcuts (1-0 keys)*Full-screen testing mode*Auto-hiding controls for clear view*Mobile-friendly interface[Keyboard TesterTest every key on your keyboard to ensure all keys are working properly. Perfect for checking new or used keyboards.K…
Professional Hardware
Testing Suite
Free online tools to test your computer hardware. No downloads, no registration. Works on any device with a web browser.
100% Free
No hidden costs
No Install
Browser-based
All Devices
Desktop & Mobile
Available Tools
Start testing your hardware now
Dead Pixel TesterTest your monitor for dead pixels, stuck pixels, and screen uniformity with our professional color testing tool.Key Features:*10 color test modes (Black, White, RGB, CMY, Grays)*Keyboard shortcuts (1-0 keys)*Full-screen testing mode*Auto-hiding controls for clear view*Mobile-friendly interfaceKeyboard TesterTest every key on your keyboard to ensure all keys are working properly. Perfect for checking new or used keyboards.Key Features:*Physical keyboard layouts (ANSI/ISO) with language keycaps*Real-time key press highlight and tested-state tracking*Shows recent combos (e.g. Ctrl + Alt + Del) and order*Sound feedback toggle and quick reset*Completion banner when all keys in the layout are testedMouse TesterTest left/right clicks and scroll wheel directions with instant visual feedback and scoring.Key Features:*Left and right click detection with highlights*Scroll wheel up/down verification*Pass/fail scoring with reset*Browser-based, no installAudio TesterTest your speakers, headphones, and microphone. Check left/right channels, frequency response, and audio quality.Key Features:*Left/Right channel balance test*Frequency sweep (20Hz - 20kHz)*White noise and pink noise reference*Manual single-tone control with quick presets*Microphone level and peak meter
Coming Soon
More tools are on the way
Camera Tester
Test your webcam or camera. Check resolution, frame rate, color accuracy, and focus quality.
In Development
Why Choose Our Testing Tools?
Professional Grade
Built with professional testers in mind. Same tools used by tech reviewers and repair shops.
Privacy First
All tests run locally in your browser. No data is sent to our servers. Your privacy is guaranteed.
Always Updated
Regular updates with new features and improvements based on user feedback and latest standards.