Wirecutter ranks TickTick as the best to-do list app. But it’s more, much more. TickTick is one of the first to-do list apps to integrate features such as Pomodoro Timer, Habit, and Calendar into one functional tool. Whether you need to schedule an agenda, make memos, collaborate with your team, or even develop a new habit, TickTick will help you stay on track. This powerful app synchronizes across all your devices. There’s a free version, or you can upgrade your account for advanced features.