PDF Expert 3.2 ($10) - Readdle has recently unveiled PDF Expert 3.2, an upgrade to its iPad tool that enables users to read and annotate PDF documents. With this update are several new features, such as a sorting panel that lets users reorder the files based on name, date, or modified date. An improved document search that lets users perform a full text search across their entire PDF library is also included. [Download - 14.9MB]

Bike Baron 1.5 ($1) - Bike Baron 1.5 is an upgraded version of the popular racing game with over 80 different tracks, and a built-in level editor that's been used to create over 60,000 levels so far. Several new levels are available in the upgraded version, including five new easy levels, two additional medium levels, and one hard level. Memory usage has also been optimized and results in improved iPad stability. [Download - 39MB]

NFL Flick Kicker 1.0 ($1) - NFL Flick Kicker is a new game for the iPhone/iPad that puts players in the role of an NFL field goal kicker. Features include both Casual and Pro gaming modes, high-resolution graphics, and the ability to pick and customize your jersey, name, and number. The game offers an interactive tutorial to help new players, and includes both leaderboards and achievements through Game Center integration. [Download - 49.5MB]

iheartradio 4.10 (free) - Clear Channel Broadcasting recently announced iheartradio 4.10, an upgrade to its iOS utility that streams broadcast-stations from across the country. Some of the main features in this update include the ability to publish listening activity on the Facebook Timeline, and support for logging in with an e-mail address. Facebook preferences can now be set in the app's preferences, and greater support is offered for iOS 5. [Download - 6.5MB]

Puzzlejuice 1.0 ($1) - Puzzlejuice is a new Tetris-style puzzle game that adds some wordplay and color-matching elements. The object of the game is to properly arrange multicolored blocks that fall from the top of the screen, in order to create complete rows or match colors. Once a row has been completed or colors matched, the blocks turn to letters and can only be eliminated when they spell words. Currently, the game offers two single player modes and multiplayer support. [Download - 17.4MB]