Timeful is a new free iPhone application that wants to help users better manage their calendars and to-do lists at the same time. Timeful is an intelligent “Time Assistant” that relies on machine learning and behavioral science to automatically insert tasks in busy calendars, thus helping users get more things done without having to worry about scheduling. Timeful can grab calendar events from all sorts of supported calendars, with users able to manually configure them, and add as many to-dos and actions as they want, which, in turn, can be manually slotted in the calendar. However, Timeful is able to analyze all that, and offer suggestions in the future based on past actions, taking into account various parameters including location, personal preferences