Hotels by Orbitz 1.1.1 (free) - Orbitz has announced a new self-titled hotel-search and booking tool for iPhone, iPad, and iPod touch. With Hotels by Orbitz users can book hotels at any of the thousands of destinations supported by the company, as well as find nearby places using the iPhone's GPS capabilities. Exclusive Orbitz-Mobile discounts are also available, and can save users up to 50% on select hotels. [Download - 4.2MB]

iBooks 2.0.1 (free) - iBooks for the iPhone/iPad is a way for users to easily download and read the latest bestselling books, or browse textbooks filled with interactive features and diagrams. In addition to standard text support, the program is also capable of streaming both video and audio. Lastly, a new update launched recently, which fixes an issue where iBooks textbooks would sometimes not open. [Download - 56.4MB]

Filterstorm 4.1 ($4) - A new 4.1 version of Filterstorm, the photo editing application for iOS devices, is now available for download. Included with this upgrade are both Twitter and Facebook export support, as well as new “Levels” and “Invert Mask” tools. Several user interface enhancements are also provided in this update, and the app will now give an option to re-open an edited image if it crashes during the editing process. [Download - 7.3MB]

Racing Thrill 1.2.2 ($2) - Arch Mobile recently launched Racing Thrill, its latest racing game for iOS devices. Complete with three different racing modes, players can either hone their skills in Career Mode and Quick Race, or compete globally online in Time Trial. Features range from 10 different playable cars with six colors each, to six playable championships with 16 race events in full Career Mode. [Download - 145MB]

Notability 4.1 ($2) - Notability 4.1 is an upgraded version of the popular note creation and editing tool with handwriting recognition software. The new release enables users to cut, copy, paste, and re-style handwriting, as well as easily navigate pages using new page add, delete, and clear options. New improvements range from enhanced zoom and pan capabilities to greater PDF handling, and include better auto-sync functionality. [Download - 23.2MB]