Wunderkit - a GTD iPhone app that allows users to work on a project with friends and family - has recently hit the App Store.

Both Photogene applications - that is, Photogene² for iPhone and Photogene for iPad - have recently received updates, adding new sharing options, new edit tools and numerous bug fixes and improvements.

Hatchi - an iPhone app that allows users to care for a virtual Tamagotchi creature on their mobile device - has just received its first update. Now, fans of the $0.99 app can enjoy additional pet statistics, Game Center integration and numerous other new features and improvements.

Food Network In the Kitchen ($1.99) has recently received a major update, adding a brand-new user interface, improved stability, users reviews and more to the popular universal application.

Pocket Informant and Pocket Informant HD - the popular calendar and task-management apps for the iPhone and iPad - have recently been updated. Now, users of the applications can take advantage of a whole load of new features, including Notes and Contact views, Task Smart Groups and much more. Both applications are currently available in the App Store for $9.99 each.

Band of the Day - an iPhone app that allows users to discover a new artist or band each and every day of the year - has recently received an update, and is now compatible with the iPad.

If you went crazy for Reckless Racing back in 2010, fasten your seat belts because a sequel app is set to race into the App Store this February. The news was announced by Polarbit via a Twitter reply, and since a trailer for the upcoming application has hit the Web.

Disney's popular Where's My Water? application for the iPhone, iPad and iPod touch has recently received an update, adding new content ("Cranky's Story") available via a $0.99 in-app purchase.

Rage HD ($1.99) has recently received an update, adding a “Mutant Bash Store” that offers users two new episodes (both are available for $1.99). The update also adds support for Apple’s HDMI output cable, iOS 5 and improved support for the VGA and component cables under iOS 5.

The universal Tiny Invaders iOS game ($0.99) has recently received an update. Now, fans of the puzzle game - which was featured by Apple in the iPhone 4S keynote - can enjoy additional content. Furthermore, a free-to-play version of Tiny Invaders has recently appeared in the App Store: users can play through 15 levels of the popular game before being asked to purchase additional content.

Microsoft has recently launched its MSN UK iPad application in the UK App Store. The app, which is available to download for free, provides British Apple fans with easy-to-access news that's available to view in a Pulse Reader-like interface.

Appigo has recently launched a new version (2.0) of its popular Notebook app, in which support for the iPad and Dropbox is added.

A few days ago, we told you about OnLive Desktop: this new service, which we heard about at CES, promises to gift iPad owners a Windows 7 experience on their Apple-branded tablet, including access to free cloud-storage and Microsoft Office applications. The free application ("OnLive Desktop") has now launched and, though the service appears to be struggling with the initial intense demand, the results are impressive.

It has recently been announced that Age of Booty will launch in the iOS App Store soon. The upcoming application, we are told, will be compatible with both the iPhone and iPad, and is also launching in the Android Marketplace, too.

Canabalt's developer has recently posted a Twitter update in which a new, upcoming iPad game is announced and a mysterious, cryptic website is linked to.

WhatsApp Messenger is no longer available to download in the iOS App Store.

It's been a long time coming, but Woody Woodpecker has finally made his App Store debut: a new application ("Woody Woodpecker") published by Chillingo, Ltd. is currently available to download for $0.99, and is natively compatible with all of Apple's iOS devices.

Grubwithus – the social network for food-lovers – has recently launched an iPhone application in the App Store. The app (“Grubwithus“), which is available for free, allows users to locate and find fellow grubbers on-the-go, via their smart phone.

Since World of Goo first debuted in the App Store back in 2010, the popular puzzler (which is developed by 2D Boy) has been downloaded more than one million times.

A new iPhone application called "Cloudy Exporter" allows Apple fans to export images saved in their Photos app to the iCloud-powered Photo Stream.

The Prizes.org application for the iPhone and iPod touch (which is developed by the Google-owned Slide, Inc.) has recently received an update. Now, users of the application can view featured contests and categories from within the app, and can enjoy a new design.

View live lyrics to sing along to your favorite songs with this new app.

Analytiks ($0.99) is a Google Analytics summary application for the iPhone and iPod touch, which has recently received an update. The application allows users to view their own Google Analytics data in a well-designed, attractive application on an iPhone or iPod touch.