ToolMintX

Webcam and Mic Tester

Check your webcam preview, microphone signal, device permissions, and selected input devices before calls, classes, interviews, streams, or recordings.

Camera preview is off

Start a camera test and allow permission to see video here.

Ready

Microphone Signal

Start a microphone test to see input level.

Silent
Live level

0%

Peak

0%

Channels

Unknown

Camera

Not active

Resolution

Unknown

Frame rate

Unknown

Facing

Unknown

Audio Details

Microphone

Not active

Sample rate

Unknown

Sample size

Unknown

Latency

Unknown

Browser Readiness

Secure context

Camera and microphone access can be requested.

MediaDevices API

This browser supports device permission prompts.

Current state

Ready to start.

Privacy

No media file is created. The preview and meter use temporary browser tracks.

How to Use

1

Choose the camera and microphone inputs you want to test.

2

Start the full test, camera-only test, or microphone-only test.

3

Allow browser permission when prompted and watch the preview or audio meter.

4

Review resolution, frame rate, sample rate, and signal level before joining your call.

5

Stop the test when finished so the browser releases the camera and microphone.

Features

Live webcam preview with mirror control for front-facing cameras
Real-time microphone level meter with peak and dBFS readings
Camera and microphone device selection after permission is granted
Track details for resolution, frame rate, sample rate, channels, and latency
Browser-only testing with no recording, upload, account, or server processing

FAQ

Use this online webcam and microphone tester to confirm your camera, mic, browser permissions, and selected input devices before an important video call, online class, remote interview, livestream, podcast recording, or support session. The tool runs locally with the browser MediaDevices and Web Audio APIs, so your preview and microphone signal stay on your device.

About Webcam and Mic Tester

Check whether your camera and microphone work before video calls, online classes, remote interviews, livestreams, podcasts, or screen recordings. Preview the selected webcam, watch a live microphone level meter, switch input devices, review camera and audio track details, and stop the browser tracks when finished.

Processing Note

Webcam and Mic Tester runs in your browser, so the input you enter is processed locally on this page and is not uploaded to a ToolMintX account.

Tool Limits

IT tools provide quick diagnostics and transformations. They cannot see every private network, deployment setting, proxy, firewall, or production edge case.