Western-themed tower defense game, Guns'n'Glory, went free for a limited time, so grab it while it's hot. The game has a mix of tower defense and RTS elements for a welcome change of pace.

SEGA has just released Streets of Rage 2 - a classic "retro" game from the early '90s - in the App Store. Currently, the game is available to download for $2.99.

The popular iOS app, Cross Fingers ($0.99), has just been updated. Now, the app runs natively on the iPad, and supports the Retina display. Furthermore, there are now 270 new levels for fans of the app to work through.

Rooms: The Main buikding is a slide-puzzle game where you guide a character named Chris to the exit. It went on sale for the first time recently for $.99.

Apple’s list of the Top Paid and Top Free apps in the App Store has been expanded, at least on an iPhone/iPod touch. Now, instead of maxing out at No. 50, the list goes to up to No. 300.

A new dungeon-crawling hack and slash has been released called The Relic by Clickgamer. There will be lots of enemies on-screen for you to kill at-a-time.

Bug Heros update includes three in app purchases extending content and the bare-bones title can also be downlaoded for free now.

Tweetbot is now available to download in the U.S. App Store for $1.99.

Tweetbot for Twitter - an upcoming Twitter client for the iPhone and iPod touch - is now available to download in the Japanese App Store.

The popular augmented reality app, Layar Reality Browser, has recently been updated. Now, users of the app can share, to Facebook and Twitter, screenshots of anything they see. Furthermore, some icons and three dimensional models now "come alive" with animations.

Parrot is planning on releasing AR.FlyingAce - a dog fighting game for the AR.Drone - on April 15. As of this moment, pricing for the application has not yet been announced.

Photofeed by Pixable is a new app for the iPhone and iPod touch, developed by the guys who brought us Photofeed for Facebook - the popular free iPad app. Now, users can enjoy a similar experience on their iPhone - however, the iPhone app also aggregates photos from Flickr and Instagram, along with Facebook - which is a great improvement.

The 2.0 Update to The Line HD makes a great puzzle-platforming game that much more fun. 100 new levels are added with a variety of levels for hardcore and casual gamers alike.

A Lemmings remake runs into legal loophole but gets turned into a new game. Caveman and Caveman HD are now available on the App Store.

The popular online music service, 8tracks, has just released a free app - 8tracks Radio. Now, iPhone and iPod touch owners can access the service's library of user created mix tapes on the go, on their iOS device.

World of Goo for the iPhone is finally coming on Thursday, April 14. The game has also been rebranded as a Universal App upon the iPhone release.

We often highlight the plethora of news apps available for the iPhone/iPod touch and iPad. However, long-form writing, both fiction and non-fiction, is also becoming quite popular on iDevices. Here we list some of your choices.

Vlix is an upcoming iOS app, which appears to be a morph of Instagram and Vimeo - combining video editing and video sharing together in one application.

The recently unwrapped Android-based Amazon.com Appstore includes one feature quite extraordinary, which we highlighted recently: Test Drive, which lets customers play an app before actually buying it. Now, similar functionality is being made available to iOS developers, which could put pressure on Apple to provide a similar feature in the App Store.

The popular universal “sharing” app for iOS, Handoff, has recently been updated. Now, users of the app can enjoy added support for third party browsers – such as Atomic Web Browser or Skyfire Web Browser – and other apps, like PasteBot and Instapaper.

The first images of Angry Birds Seasons' upcoming Easter update - which Rovio promises will be "amazing" - have just hit the Web. As you can see, the update adds an Easter theme (including colorful eggs, and bunny outfits for the evil pigs), along with 15 new levels.

Pixel Face is a fun, new photography app that lets users snap pixelated pictures. But, that's not all: Besides taking retro style pictures, the application itself features a retro design - including bright colored icons, and 1980s sound effects.

Roaming Hunger V1.0 is a recently released iPhone and iPod touch app, which can help users find a nearby food truck quickly and easily. Currently, the app is available to download for free.

Atomix Mag, a collaborative project by Atomix and Area 5, is a recently released magazine (for the iPad) that covers only video games. In fact, Atomix Mag prides itself on being "the first video game magazine conceived and developed for the iPad." Currently, the app is available to download for free. Each issue costs $0.99.