Need to run Windows on your Mac? Check out VirtualBox, a free virtualization software that lets you run Windows or just about any operating system without the need to reboot. Handy wizards help you through the setup process so you can set up multiple environments to suit your needs. This latest version features compatibility improvements and bug fixes.

Also this week, we have the latest version of Mactracker, the comprehensive database that lets you check out the specs of (and compatibility between) all things Apple. Our game this week is Out of the Park Baseball, a baseball management sim that lets you play as the general manager for any team from 1871 to the present.

Don't forget to check out our iPhone apps of the week!

Jason Parker has been at CNET for more than 13 years. He is the Senior Editor in charge iOS software and has become an expert reviewer of the software that runs on each new Apple device. He now spends most of his time covering Apple iOS releases and third-party apps.