WorkFlowy!

WorkFlowy is a beautiful tool for taking notes and making lists. FEATURES Infinitely nested lists Zoom in on any sub-list Tag and filter list items Beautiful interface on your computer Full offline functionality Automatic syncing between your phone, tablet and computer Collaborate with others Add notes to any list item Simply tap to edit Quick expand and collapse lists Mark items as complete Full text search Much, much moreWorkFlowy is like a notepad with super powers. Learn how to use it, youll thank us later.

Sign up http://workflowy.com/accounts/register/
Or try it out http://workflowy.com/demo/embed/
# Ev Williams, founder of Medium, Twitter, and Blogger, uses WorkFlowy every day He says, I love WorkFlowy. It fits the shape of my brain better than any other list/note-taking app I've ever used.