djay 4.2 ($20) - djay is a music mixing application that fully integrates with a user’s iTunes library. Features include: BPM-sync, auto-gain, support for a microphone input with pitch and echo effects, and recording capabilities. An AirPlay panel has been added to the main window in the latest release, along with the ability to send mixes to multiple AirPlay devices. The update also includes native support for several new MIDI controllers. [Download - 21.8MB]

NetShade 5.3.1 ($30) - NetShade is a tool for routing an Internet connection through either a public anonymous proxy server, or through NetShades own dedicated proxy. This allows users to mask their IP address and improve security while browsing the web. The v5.3.1 update fixes a launch crash that affected users running older versions of OS X. [Download - 8.4MB]

Sleipnir 4.1 (free) - Sleipnir is web browser that includes gesture operated tabs, color-coded bookmarks, and full screen operation. Version 4.1 has improved the accuracy of site suggestions and will now highlight the most important recommendations. Support for importing bookmarks from Firefox has also been added, along with general performance and stability improvements. [Download - 21.3MB]

Soulver 2.3.3 ($20) - Soulver is a calculator utility that can be used for performing quick calculations. The software solves problems as they are entered, and allows words to be used alongside calculations to help users keep track of what is being calculated. In v2.3.3, new unsaved files are no longer synced to iCloud when the "suppress save warning for unsaved documents" preference is turned on. A visual bug where the margin of the text area could become narrow in documents with over 100 lines has also been fixed. [Download - 6.5MB]

NotesTab 3.3 (free) - NotesTab is a small note taking tool that sits in the menubar. The app can be set to open whenever a custom hotkey is pressed, and includes a search feature for quickly finding notes. An issue that caused e-mailed notes to become corrupt has been solved in this release, along with a problem that led to high CPU usage due to hotkeys. Additionally, line breaks are now properly supported in the URL schema. [Download - 3.2MB]