From what I could immediately gather, it does a better job at showing task to subtask relationships, makes it easier to delegate, and uses pretty fonts. Trello

From what I could immediately gather, it does a better job at showing task to subtask relationships, makes it easier to delegate, and uses pretty fonts. Trello has an extra level of nesting (Board -> List -> Card -> Checklist), shows more structure without scrolling, and tends to break a lot.