Quick To-Do Pro is an award-winning small and easy-to-use organizer with a strong focus on to-do list management. It can act as project-management software, letting you assign tasks to any user-defined project and/or to a person responsible for a task. Moreover, it will keep your diary; remind you of anniversaries, holidays, and birthdays. Quick To-Do Pro is regarded as the best to-do list organizer by users in 70+ countries. Version 4.5.1 includes interface improvements.