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It may seem odd to have a Twitter app in a list of productivity apps for the iPad, but some of us are Twitter junkies who use it in our work. Tweetbot is a stellar Twitter app that combines a great interface with touch-optimized features that make working with Twitter as good as it gets.
This one isn't a productivity app by any stretch of the imagination, but for those March Madness fans it should be on every iPad. The ability to watch any live game during the tournament, coupled with a fantastic interface for tracking the brackets, make this one of the best apps on the iPad.
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