GetAlong App
Incentivize household cooperation through mutual leverage. No arbiter needed.
If you don't like a roommates's behavior, say "Shred!" to activate the annoying siren.
Beware: Any roommate can retaliate by reactivating the annoying siren.
Hardware device version here.
A quick hardware alternative is to fasten a clap-controlled wall switch to a shared appliance such as a WiFi router using a Lock out Tag Out casing combined with a delaying timer switch. Anyone can clap and then all members need to wait a while before they can resume streaming/gaming etc...
Q: Why the static sound? A: The static sound is a form of broadband noise which is designed to be difficult for the human brain to filter.