Yopki is a free AI trip planner for families with young children, replacing messy tools. Its visual drag-and-drop calendar builds day-by-day itineraries with a connected map. AI suggests age-appropriate activities, including addresses, durations, and tips. Store flights, hotels, and reservations in one place. Share for collaborative planning; export PDF itineraries. Features a layover planner for 6,000+ airports. Web-based. Start planning free at yopki.com.