Private Webcam, Screen Capture & Video Diagnostic Suite
Verify integrated laptop webcams, external USB video cameras, and display dimensions with 100% private in-browser diagnostics. No video streams or snapshots ever leave your device.
All Webcam & Video Tests
100% Free • In-BrowserWebcam Test
49,500 (KD 71)Test your webcam video feed, check FPS, max resolution, snapshot countdown, and photo capture.
Screen Size Calculator
1,600 (KD 30)Calculate width, height, and display area in cm and inches; compare two screen sizes.
Online Mirror
8,100Use your webcam as a full-screen mirror with zoom, flip, and brightness controls.
Vocal Range Test
14,800 (KD 30)Capture lowest and highest sung notes via microphone; calculates voice type from bass to soprano.
Screen Recorder
2,900 (+ 90,500 broad)Record your laptop desktop screen, tabs, or apps with optional microphone.
Webcam Resolution, Framerate & Sensor Verification
Many laptop manufacturers advertise 1080p or 4K webcams that actually default to low-quality 720p 15fps feeds due to driver misconfigurations or aggressive USB power management. Our Webcam Test requests hardware capabilities directly via MediaTrackCapabilities, reporting maximum supported resolutions, true native aspect ratios, and sustained video frame rates under normal lighting conditions.
Browser Mirror, Snapshot Capture & Vocal Analysis
Use our Online Mirror utility for full-screen camera inspection with digital zoom, horizontal flipping, and brightness enhancement controls. The Webcam Photo Capture feature provides adjustable countdown timers and instant PNG downloads. For singers and voice artists, our Vocal Range Test analyzes microphone pitch to calculate your vocal range spanning bass, baritone, tenor, alto, and soprano.
Client-Side Screen Recording with Zero Uploads
Record your desktop screen, single application window, or browser tab with our Screen Recorder. Utilizing the browser Screen Capture API, video is encoded into high-quality WebM files directly in your computer memory and downloaded to your disk. You get professional screen capture functionality without third-party watermarks or cloud upload privacy risks.