Keyboard Blocker

Keyboard Blocker is a lightweight Windows utility that completely disables keyboard input while running in the background. It’s perfect for situations where you need to prevent accidental key presses – like when a child is watching a movie or during a presentation.

Once launched, the program places an icon in the system tray (near the clock) and blocks every keystroke. A second launch or a simple right‑click on the tray icon immediately unblocks the keyboard and exits the application. icon in the system tray (near the clock).