This document summarizes smartphone user personas in the Philippines based on a Nielsen study. It identifies 7 primary personas based on their app usage and engagement: App Junkies, Dabblers, Gaming Buffs, Utilitarians, Power Users, Explorers, and Social Stars. For each persona, it provides demographic profiles, top devices used, most used apps, time spent on activities, and data consumption patterns. The smartphone user base in the Philippines is growing rapidly and is predominantly young users under 30.