BottleneckPC
UserBenchMark
PC Builds Cyri
Outervision Power Supply Calculator
Logical Increments
bottleneckcalculator.cc
Bottleneck Calculator Online
Bottleneck Lab
HardwareTestingPro
webcam.io
TestHub360
Keyboard Checker
Microphone Test
MobileTest.me
BottleneckPC is a free suite of PC-building tools: a CPU and GPU bottleneck calculator with FPS estimates at 1080p, 1440p, and 4K, plus a PSU wattage calculator, RAM advisor, case finder, and pre-built gaming PC recommendations with live retail prices.
HardwareTestingPro is a free, browser-based hardware diagnostic suite with over 77 tools to test your keyboard, mouse, monitor, microphone, camera, gamepad, and more - instantly, with no downloads or account signup required.
Whether you're troubleshooting unresponsive keys, checking for dead pixels, verifying mic input quality, or testing gamepad button response before a big gaming session, HardwareTestingPro gives you real-time visual feedback right in your browser.
Key features:
Keyboard Tester - detect stuck or unresponsive keys, check key rollover Mouse Tester - test click accuracy, DPI, scroll wheel, and polling rate Monitor Tester - check for dead pixels, color accuracy, and screen uniformity Microphone Tester - verify audio input levels and clarity Camera Tester - confirm webcam functionality and video quality Gamepad Tester - check controller button, joystick, and trigger response
No installs, no sign-ups, no ads slowing you down - just fast, reliable hardware checks whenever you need them. Perfect for gamers, IT professionals, remote workers, and anyone setting up new peripherals.
BottleneckPC
HardwareTestingProHardwareTestingPro's answer:
HardwareTestingPro combines 77+ hardware diagnostic tools into a single browser-based platform - no installs, no sign-ups, and no ads getting in the way. From keyboard and mouse testing to monitor, mic, camera, and gamepad checks, everything runs instantly using your browser's built-in APIs, giving accurate real-time feedback in seconds.
HardwareTestingPro's answer:
Unlike many hardware testing tools that require downloads or account creation, HardwareTestingPro works entirely in the browser with zero friction. It offers a wider range of tools (77+) in one place, a clean and fast interface, and results you can trust without worrying about privacy or bloatware.
HardwareTestingPro's answer:
Gamers checking peripherals before matches, IT professionals troubleshooting hardware issues, remote workers setting up new equipment, and everyday users who want a quick way to confirm their keyboard, mouse, webcam, or mic is working properly.
HardwareTestingPro's answer:
HardwareTestingPro was built out of frustration with clunky, ad-heavy hardware testing websites that required downloads for simple checks. The goal was to create a fast, free, no-nonsense tool that works instantly for anyone who needs to verify their hardware is functioning correctly.
HardwareTestingPro's answer:
HardwareTestingPro is built using core web technologies - HTML, CSS, and vanilla JavaScript - along with native browser APIs (such as the Web Audio API, MediaDevices API, and Gamepad API) to power the real-time hardware testing tools directly in the browser, without relying on heavy frameworks or backend dependencies.
UserBenchMark - Test, fix and upgrade your PC's performance.
webcam.io - Cloud service to create live time-lapse views and more using collected webcam / IP camera images.
PC Builds Cyri - PC Builds Cyri is a website to check whether your current hardware can run a certain game or not.
TestHub360 - Test your microphone, keyboard, webcam, speakers, mouse, and click speed online โ free, instant, private. 8 browser-based tools. No downloads. No account.
Outervision Power Supply Calculator - Outervision Power Supply Calculator is one of the leading and trusted PC power consumption calculators, providing you with accurate information.
Keyboard Checker - Simple browser tool to check if all your keys work properly