Webcam Test
Preview your webcam, select a camera, inspect stream dimensions, and download a local test snapshot.
Free browser-based utilities
Calculate, convert, count, generate, and check answers quickly. Every tool works directly in your browser with no account required.
Newest additions, ready to use.
Preview your webcam, select a camera, inspect stream dimensions, and download a local test snapshot.
Read a QR code from a screenshot or image locally. Inspect decoded text before choosing whether to open a link.
Extract existing text from selected PDF pages locally, then copy it or download a plain text file. No OCR or uploads.
Check your microphone input level and hear a short test recording locally in your browser.
Inspect controller buttons, trigger values, analog axes, and resting stick offsets through your browser.
Inspect your display manually with solid colors and a grid pattern, with full-screen and keyboard controls.