Mouse jiggler vs camera loop: which one keeps your boss off your back?

A mouse jiggler is a tiny piece of hardware (or a tinier piece of software) that moves your cursor a pixel every minute or two so that Slack, Teams, and your various enterprise tracking tools see “activity” and keep your status dot green. A camera loop is a pre-recorded video of you that plays into Zoom or Google Meet so the people on the call see your face even when you’re not at the desk.

These look like the same product. They are not. They solve two different problems with two different audiences and they fail in opposite directions. If you’re trying to decide which one to use, start by asking which problem you actually have.

What a mouse jiggler does

A mouse jiggler exists to defeat idle detection. Your operating system, plus most chat apps, plus most modern HR monitoring tools, all use the same signal: how long since the input devices (mouse and keyboard) last reported activity. After some threshold — 5 minutes for Teams, 10 for Slack, varying for enterprise tools — your status flips from “Active” to “Away,” a little crescent moon appears next to your avatar, and your manager’s ambient awareness updates.

The jiggler keeps the input clock fresh. Hardware ones are USB dongles that physically nudge the mouse. Software ones run a tiny background process that sends a synthetic mouse event every N seconds. Both are extremely effective at the one thing they do.

What they cannot do is fake your face. They don’t touch the camera. If your screen is shared, the jiggle is visible (you will see the cursor drift). If you are on a video call, no one cares that your Slack dot is green — they care that they don’t see you.

What a camera loop does

A camera loop replaces the live webcam feed into conferencing apps with a pre-recorded clip of you. From Zoom’s perspective, you are still on camera. From your colleagues’ perspective, you are still in the meeting. The actual hardware webcam can be covered, asleep, or unplugged — the conferencing app is reading from the virtual camera, not the real one.

What a camera loop cannot do is keep your status green elsewhere. Your operating system still sees no mouse activity. Your Slack dot still goes yellow. Your enterprise monitoring tool, if you have one, still logs you as idle. Camera presence and input activity are tracked entirely separately.

Side by side

A blunt comparison, on the dimensions that actually matter:

• Keeps your Teams/Slack dot green. Mouse jiggler: yes. Camera loop: no.
• Keeps your face on the call. Mouse jiggler: no. Camera loop: yes.
• Defeats most enterprise tracking software. Mouse jiggler: yes, that’s its job. Camera loop: doesn’t touch it.
• Survives a coworker glancing at you on a call. Mouse jiggler: doesn’t apply. Camera loop: yes, if the loop is well-recorded.
• Detection risk. Mouse jigglers leave a very small but real signal — perfectly periodic, sub-pixel cursor movement. Some monitoring tools have started flagging it. Camera loops are harder to detect technically but very easy to detect socially (you’re asked a direct question and you don’t answer).
• Use case in one sentence. Mouse jiggler: “I’m in deep work and I don’t want a status babysitter.” Camera loop: “I’m in a meeting where I’m a listener and I need to step away for water.”

The honest middle case

Plenty of people use both. The combination — jiggler keeps your chat status green, camera loop keeps your face on the call — is the cleanest way to step away from the desk for ten minutes in a back-to-back day. I wrote more about the underlying problem in the 8-minute bathroom problem post.

The reason to think of them as separate tools is that they fail in opposite directions. A mouse jiggler in a meeting where someone notices you’re not responding is useless. A camera loop when you’re flagged by enterprise idle detection is useless. The person who buys one of these tools to solve both problems will be disappointed.

The ethics question, briefly

Both tools sit on a spectrum from “reasonable accommodation” to “fraud,” and the position on that spectrum is determined by use, not by the tool. Using a mouse jiggler to keep your Slack dot green during a focused two-hour writing block is fine. Using one to clock 40 paid hours you didn’t work is not. Using a camera loop to handle a bathroom break in a forced-cameras-on stand-up is fine. Using one to pretend to attend a one-on-one with your manager is not.

I wrote more about that line in the cameras-always-on note. The short version is that any tool which makes you less visible to your employer is a tool you have to use with judgment.

So which one keeps your boss off your back

It depends on what your boss is watching. If your manager looks at the chat client and lives by the green dot, a mouse jiggler is the right tool. If your manager is on the call and looks at faces, a camera loop is the right tool. If your manager does both, you probably need both — and you should probably also be reading the policy-debate note for what to do when this dynamic gets toxic.