Todoist - Todoist is a to-do list that helps you get organized, at work and in life.
Todo - Todo is a to-do and task list app.
Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
Tactical Time Blocker - Daily highlights & adaptive time blocking template
OneNote - Get the OneNote app for free on your tablet, phone, and computer, so you can capture your ideas and to-do lists in one place wherever you are. Or try OneNote with Office for free.
Microsoft To-Do - Task management tool