Free Online Device Tests — Microphone, Webcam, Speaker & More

Test your microphone, webcam, speakers, headphones, keyboard, mouse, and internet connection — all in your browser. No downloads, no sign-up, no data uploaded. Everything runs locally on your device.

MicTesting123 is a collection of simple, browser-based diagnostic tools. Check if your devices work before important calls, recordings, or gaming sessions. See our Help Center for step-by-step guidance.

More Testing Tools

Test your webcam, speakers, headphones, noise levels, and more—all instantly in your browser. No downloads, no accounts, complete privacy.

Webcam Test
Check your camera

Instant browser test, no installation

Speaker Test
Test your speaker

Quick audio check, no setup needed

Headphone L/R Test
Left & right channel

Verify stereo balance instantly

Noise Level Test
Measure background noise

Real-time noise monitoring

Echo Test
Detect echo issue

Identify audio feedback problems

Hearing Test
Check your hearing

Simple frequency range test

Passport Photo
Create ID photos

Free passport photo maker, no upload

Speed Test
Check internet speed

Measure download, upload, latency

Ping & Jitter Test
Check network stability

Measure ping variation and connection quality

Mouse Test
Test mouse and trackpad

Check buttons, scroll, drag, and double-click

Keyboard Test
Test every key

Detect stuck keys and n-key rollover

What You Can Test Online

Audio

Microphone, speakers, headphones, noise level, echo

Video

Webcam, passport photos

Input Devices

Keyboard, mouse, trackpad

Network

Internet speed, ping, jitter

Frequently Asked Questions

What is MicTesting123?
MicTesting123 is a free collection of browser-based diagnostic tools. Test your microphone, webcam, speakers, headphones, keyboard, mouse, and internet connection — all without downloading software or creating an account.
Is my data uploaded or stored?
No. All tests run entirely in your browser using your device's local hardware. Audio and video never leave your device. We don't collect, upload, or store any recordings or personal data.
Do I need to install anything?
No installation required. All tools work directly in your web browser. Just open the page, grant permission when prompted, and start testing immediately.
What browsers are supported?
Our tools work best on Chrome, Firefox, Edge, and Safari. We recommend using the latest version of your browser for optimal compatibility with microphone, webcam, and other device APIs.
Are all the tools free?
Yes, every tool on MicTesting123 is completely free to use. There are no premium features, subscriptions, or hidden costs. Test as often as you need.
Can I install MicTesting123 as an app?
Yes. On Chrome (desktop or Android), click the install icon in the address bar. On iPhone, open the site in Safari, tap Share, then select "Add to Home Screen." After installing, it opens like a standalone app.