TestHub360
Device-Test
Keyboard Checker
Microphone Test
KeyboardTest
webcam.io
MicTester.org
MicTest.work
StringFlux
TextForge
CyberChef
URL Encoder and Decoder
DevBox
Text-Utils
onlinetoolhub.dev
Cryptii
TestHub360 is a collection of 8 free, browser-based device testing tools โ mic test, keyboard test, webcam test, speaker test, mouse test, CPS test, dead pixel test, and screen recorder.
What makes it different: โ Zero data collection โ everything runs client-side in your browser โ No account, no signup, no email โ No ads inside the tools โ Works offline once loaded โ NKRO keyboard testing, mouse DPI tracking, CPS timer modes (1sโ60s), fullscreen dead pixel cycling, and WebM screen recording with audio
Built for remote workers, gamers, IT support, and anyone who just needs to know if their hardware works โ without installing anything.
TestHub360 StringFluxTestHub360's answer
TestHub360 is a free, browser-based device testing suite that runs entirely client-side โ your mic, camera, and keystroke data never leaves your browser. Unlike competitors that show ads inside tools, require downloads, or collect user data, TestHub360 is 100% private and works instantly in any modern browser with zero setup.
TestHub360's answer
Competitors like OnlineMicTest or KeyTest offer one or two tools with ads and data collection. TestHub360 bundles 8 tools (mic, keyboard, webcam, speakers, mouse, CPS, dead pixel, screen recorder) into one site โ all free, all ad-free, all private. No account needed. No downloads. Just open a page and test.
TestHub360's answer
Remote workers who need to verify their mic and webcam before a Zoom call. Gamers testing keyboard NKRO, mouse buttons, and click speed. IT support staff diagnosing hardware issues for colleagues. Content creators verifying audio and video gear before recording. Anyone who needs a quick answer about whether their hardware works.
TestHub360's answer
Every time I joined a video call, I'd scramble to check if my mic and webcam were working. Existing testing sites either required downloads, pushed ads inside the tools, or collected data. I wanted something that just works โ open a page, run a test, get an answer. Eight tools later, it became the device testing hub I wished existed.
TestHub360's answer
Astro โ static site framework React โ interactive tool components Tailwind CSS โ styling and dark mode Web APIs โ MediaDevices (mic/camera), KeyboardEvent, PointerEvent, Web Audio API, Fullscreen API, MediaRecorder + getDisplayMedia (screen recording) Cloudflare Pages โ hosting and global CDN
TestHub360's answer
TestHub360 is currently used by remote workers, students, and gamers worldwide. As a free, no-signup tool, individual user data is not tracked โ so we don't have specific company names to share.
Device-Test - Privacy-first device tests for microphones, cameras, screens, speakers, sensors, and more โ right in your browser.
TextForge - TextForge exposes 28 deterministic text transformations behind a single HTTPS API: slugify, camelCase, base64, email extraction, and batch processing with predictable JSON.
Keyboard Checker - Simple browser tool to check if all your keys work properly
CyberChef - The Cyber Swiss Army Knife
Microphone Test - Test your microphone at the click of a button
URL Encoder and Decoder - URL Encoder and Decoder is an online application for "url encode" or "url decode". Its unique feature which makes it different from the rest online e...