SlapMac is a tongue-in-cheek macOS app that turns your laptop into a comedian. It listens for sudden taps on the chassis and triggers a yelp from the speakers, with the loudness of the scream scaling to how hard you actually hit it. The whole product fits on a single landing page: a cartoon mascot, an FAQ, and a buy button.

It is exactly the kind of one-trick indie utility that the Mac scene has loved for decades. Paid one-time download with a Save 50% launch banner, and a Recover Key flow for people who lose their license. Nothing to configure, nothing to integrate — just a small mischievous app you keep around to make coworkers laugh.