VisualizerApp.com is a free online visualizer and document camera tool designed for teachers, businesses, and presenters. Instantly connect your webcam, zoom, rotate, adjust brightness and contrast, freeze frames, annotate, and record sessions — all directly in your web browser without installing software or creating an account. PLEASE NOTE: THIS IS IN ALPHA AND HAS SOME BUGS!
Privacy Notice
🔒 VisualizerApp runs entirely in your browser—nothing is ever uploaded or stored on the sites server.
All processing (video capture, annotations, recordings) happens locally.
VisualizerApp only uses localStorage (browser cache) to remember your UI settings, which you can clear at any time from your browser.
About VisualizerApp.com
VisualizerApp.com is a free online visualizer and document camera tool designed for teachers, businesses, and presenters. It lets you connect your webcam, adjust settings, freeze frames, annotate, and record—all in your browser without software or accounts.
This is a fun project by me (mat) to create a useful tool for everyone. It’s provided "as is" with no warranties, and I’m not responsible for any issues that might arise from using it.
Unable to access camera. Please grant camera permissions in your browser settings or try a different camera/resolution.