The Roomba j7+ app passes the kindergarten test

The Roomba j7+ app passes the kindergarten test.

A seven-year-old can open the app and start a cleaning session on her own. No reading the manual, no parental setup ritual — just tap and go. That’s the gold standard for product UX: when a first-grader can operate it unassisted, the interface isn’t just intuitive — it’s invisible.