Ranked in these QuestionsQuestion Ranking
Pro Beautiful design
Pro Multiple accounts
Manage multiple accounts and get alerts for them
Pro Excellent search features
Type your search term, then select whether you want to search for tweets that contain that term or go straight to the user whose name is the same as your search term.
Pro Keyboard shortcuts
cmd+n, shift+cmd+enter -- pretty much every time I've thought "maybe this is the shortcut for that" I've been right. Super intuitive.