Angry Birds Space 1.3.1 ($1) - Angry Birds is a physics-based puzzle game where players take control of a fleet of irritated birds. Version 1.3.1 includes 10 new red planet levels, including a Mars Curiosity Rover boss level. Additional levels can also be unlocked by earning three stars on every level, finding the hidden rover, and getting 100 percent on the space eagle destruction meter. [Download - 18.3MB]

Notability 4.4 ($1) - Notability is an iPad app that integrates handwriting, PDF annotation, typing, recording, and organization tools into a single app. Support for Google Drive has been added with this release, as well as improved performance and new localizations. Documents can also be opened in a read-only mode to prevent accidental changes. [Download - 38.6MB]

Temple Run: Brave 1.2 ($1) - Temple Run: Brave is a running game where players must attempt to escape Mordu, the demon bear. The latest release includes Will O' the Wisps that can be collected while running. These new items allow users to enter the brand new spirt world, and to unlock a new slow motion power-up. The game has also been optimized for the iPhone 5's larger display. [Download - 41.7MB]

Retromatic 1.0 ($3) - Rretromatic is a tool for creating retro-style posters on an iPhone. The software includes 17 retro filters, 11 background images, and 30 ornaments that can be used build posters for different events. Users can also import any of their own images and export posters directly to Instagram, Facebook, Twitter, and Flickr. [Download - 28.9MB]

iStat 2 2.0 ($5) - iStat 2 lets users monitor a computer from their iOS device. After installing the iStat Server software on their computer users can view a range of system stats, such as CPU, memory, and network usage. The software also includes history graphs for most stats, providing data for time ranges from 24 hours to 365 days. [Download - 28.1MB]