He started with a tiny side project. Today? $18K/month in revenue. Ryan quit his $200K job and, with the help of his girlfriend, built a playful Pomodoro app for cat lovers. The hook? Itās not just a timer. āCat on Chairā turns focus sessions into a game: when you start working, a cat jumps on the chair and keeps you company. Finish a session, and the cat leaves you a gift.