Airfoil 4.7.5 ($25) - Airfoil is a software utility that can send audio files to AirPort Express units and Apple TVs, as well as other Macs and PCs. The v4.7.5 update will now properly restrict its search to a local network, preventing any issues with Back to My Mac and iCloud. An issue where the Airfoil Video Player could fail to open a DVD has also been corrected. [Download - 10.6MB]

AirRadar 2.2.8 ($20) - AirRadar can be used to scan for available wireless networks. The software provides graphs of network signal strength and will automatically join the best open network in range. Version 2.2.8 fixes a toolbar issue that prevented any buttons from being pressed. [Download - 9.8MB]

GraphicConverter 8.5 ($40) - GraphicConverter is an image editing tool that can impart 200 different graphic-based formats, and export the image in one of 80 file formats. Support for Retina displays is included in the latest release, along with support for 16 bit per channel grayscale RAW imports. A new batch function for extracting all used keywords is also featured. [Download - 153.8MB]

MacCleanse 3.2.7 ($20) - MacCleanse is a tool that can scan a computer for internet activity and clear any unwanted information. In addition to basic web cleaning, MacCleanse also allows users to clear data from a number of applications such as Adium, iChat, Skype, Transmission, Xtorrent, and more. Several issues related to Retina display support have been resolved with this update. [Download - 14.2MB]

SyncPhotos 2.2.3 ($19) - SyncPhotos can help users to synchronize photos and videos across multiple Macs. The software shows a list of all the images and videos available on each Mac on a network, as well as information on which files are not stored on the local machine. Version 2.2.3 resolves an issue where SyncPhotos would give "0 bytes written to underlying stream" error when there was a network connection problem or the other computer went to sleep. [Download - 3.9MB]