Mouse jigglers are cheap, common, and — increasingly — easy for employer monitoring tools to spot. Tools like Sapience, Teramind, and ActivTrak are tuned to look for the telltale signs: cursor loops, fixed-interval nudges, or a mouse that never stops moving when a human would pause.
That leaves a gap. Corporations are reluctant to log keystrokes in depth because doing so sweeps up passwords, medical data, and other sensitive information, creating real compliance and legal risk. So keystrokes tend to be counted, not recorded in detail. Keyboard activity ends up being one of the most reliable presence signals — and one of the least watched.
Why random keystrokes look human
A good keyboard jiggler doesn't fire on a fixed timer. It models the way people actually type: randomized intervals, natural press-and-release timing, bursts of activity with quiet stretches between them. That rhythm is much closer to a person at their desk than a device on a schedule.
Why hardware beats software
Software solutions like Caffeine or AutoHotKey scripts need installation and sometimes admin rights. They also leave a process visible on the machine. A USB keyboard jiggler registers as a standard input device — no installer, no admin prompt, no background process to justify.
Use it for what it's for
A jiggler is a tool. Use it where you're allowed to — to keep a kiosk awake, to prevent screen lock during a long presentation, or to stay "Available" on Teams when your employer is fine with that. Don't use it to misrepresent your work in violation of your employer's policies. See the Terms of Use for the full picture.