Microphone Test
Check your mic, recording, playback, and live input level.
Start test100% freeNo sign-upPrivacy-friendly
Test your device. Instantly.
Check your hardware, screen, audio, network and performance directly in your browser.
Most popular tests
Start with what matters most
Fast, focused tools with clear results and an independent PDF download.
Webcam Test
Preview your camera, resolution, frame rate, and capture.
Start testKeyboard Test
Press keys and confirm browser detection.
Start testRefresh Rate Test
Estimate monitor refresh rate and timing stability.
Start testInternet Speed Test
Measure browser download speed, latency, and jitter.
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Private by designTests run in your browser.
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Instant resultsNo waiting or signup.
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Honest limitsUnavailable values are labeled.
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Works everywhereDesktop, tablet, and mobile.
Fast overview
Quick Device Check
See which test features your browser reports—without requesting camera or microphone permission.
Run Full Device Check →Checking browser capabilities…
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Complete test library
Browse by category
Audio, input, display, network, and performance checks in one clean toolkit.
Audio
Microphone TestCheck your mic, recording, playback, and live input level.→Speaker TestPlay left, right, and stereo tones safely.→Headphone TestVerify left, right, and stereo headphone channels.→Headset TestTest headphone channels, microphone recording, and playback.→Camera & Input
Webcam TestPreview your camera, resolution, frame rate, and capture.→Keyboard TestPress keys and confirm browser detection.→Mouse TestCheck buttons, wheel, movement, and clicks.→Touch Screen TestCheck touch response, coverage, coordinates, and multi-touch.→Gamepad TestDetect controller buttons, sticks, and triggers.→Display
Refresh Rate TestEstimate monitor refresh rate and timing stability.→FPS TestMeasure current FPS, average FPS, and frame time.→Dead Pixel TestShow solid colors to find dead or stuck pixels.→Screen TestView resolution, viewport, pixel ratio, and color depth.→Performance & Network
Internet Speed TestMeasure browser download speed, latency, and jitter.→Network Connection TestCheck online status, latency, jitter, and request stability.→WiFi Connection TestEvaluate browser-visible WiFi connection quality honestly.→PC Performance TestBenchmark CPU, memory, canvas, and browser rendering.→What Is My Device?See browser-accessible device and platform information.→Your Device Report
Keep only the results you need
Download any completed test as its own PDF, or add selected results to one custom multi-test report.
Device at a glance
Useful details, instantly
See the browser-safe information available for troubleshooting—without installing software.
View all device info →Reading browser-accessible details…
Privacy comes first
Useful answers, without sending your media anywhere.
TestMyDevice uses browser capabilities to help you inspect your own hardware. Camera and microphone access begins only when you choose to start a test.
Live media stays on your device. Reports store only concise result text in the current browser session, and PDFs are generated locally.
Read our privacy approach →Troubleshoot with confidence
Before you start
Are these device tests really free?
Yes. Every tool is available without an account, payment, or registration.
Can I download one test result?
Yes. Every completed result has its own Download Result PDF action and can also be added to your Device Report.
Do tests work on mobile?
Most do. Browser and operating-system restrictions can affect controllers, fullscreen, media access, and detailed network information.
Are measurements uploaded?
No media is uploaded. Network tools make real test requests, while reports and PDFs remain local to your browser.