The article reviews six iPhone to-do list apps, evaluating their features, pricing, and user experience. The top-rated apps are TickTick for prioritization, Todoist for a robust but affordable option, Microsoft To Do for users loyal to Microsoft, Things 3 for managing complex goals and projects, Sorted^3 for time blocking, and Pocket Lists for serial list-makers who appreciate lively design. The article highlights the key features of each app, including task prioritization, project management, calendar integration, and collaboration tools. It also emphasizes the importance of finding an app that suits individual needs and preferences, and suggests using multiple apps to keep tasks separate and minimize distractions.