Blaq [BlackBerry Playbook]
|One of the most popular Twitter clients for the PlayBook, Blaq brings everything Twitter users need together in one package. You don't have to leave the app to see what's behind your friends' links, even if they contain pictures and video. Plus, notifications integrate nicely with the tablet's OS, keeping you up to date no matter what app you're in.
$1.99 @ BlackBerry App World