Actually the matchmaker will come around time 10:30 AM, 3:00 PM, or 7:00. But set it a minute early. But when your tamagotchi keeps on getting older she will come anytime from what I have observed from my tamagotchi. If you have anymore question look at TamaMum's pinned topic https://www.tamatalk.com/IB/index.php?showtopic=103277.