SkySafari isn't just an award-winning iPhone astronomy app - it's now available for Mac OS X! SkySafari's interface has been redesigned from scratch for the Mac, using 100% native Cocoa OS X controls. SkySafari's iOS OpenGL astronomy engine soars on the Mac, and a full-sized monitor, mouse, and keyboard open up a universe of new possibilities SkySafari accurately shows you the sky from any place on Earth, at any time up to one million years in the past or future. It includes encyclopedic descriptions of the constellations, stars, and planets written by professional astronomers. And it contains hundreds of images from NASA space missions, the Hubble Space Telescope, and the world's foremost astro-photographers.

Final Cut Express HD 4 - version of the popular video editing applications, which occupies a niche somewhere between iMovie and Final Cut Pro.According to an official press release, Final Cut Express HD supports four cameras AVCHD, provides an opportunity for a project to use the content in SD and HD, import iMovie 8 projects and is fully compatible with plug-ins FxPlug, which means hundreds of new effects and filters, cinema-quality .

Blah Blahtail is a general purpose utility for OS X that lets you clean, repair and optimize your Mac. It is a powerful digital toolset that helps hundreds of thousands of Mac users around the world get the most out of their computers every day. The application serves up a perfect mix of maintenance tools and tweaks, all accessible through a clean and easy to use interface. Blah Blahtail's features are arranged into five categories that helps you manage various aspects of your computer. It also comes with an automatic Pilot mode that allows you to simply press a button and relax, knowing that Blah Blahtail will take care of the rest. Blah Blahtail is installed at more than 250 000 computers world wide. The largest part being private individuals, but Blah Blahtail can also be found at large international companies, educational institutions or newspapers.