: Most of the upgrades we mention involve an overhaul of the app itself. That's not the case with the latest offering for the free , which instead this week unlocked a feature for Mac owners that was already available to Windows users. The app lets iOS users remotely view and operate applications on their desktop computer, but now LogMeIn Pro members--the pro service costs $40 a year--who are also Mac owners can enjoy the ability to wirelessly stream high-definition video, audio, and multimedia applications from your Mac to your mobile device. Have a digital copy of on your computer at home? Now you can watch it on your iPad while you're on the road.

: We feel like we may have seen the future of calculators, and it's Keiran Flanigan's $1 billed as "the world's first gesture-based calculator." The screen doesn't show you any math symbols, just numbers--enter a number, double-swipe to the right, and you've set the calculator to multiply that number. () If that seems a bit complicated, you can drag down on the display to see and use the plus, minus, multiply, and divide buttons. It's not quite the same as being able to think your calculations onto an iPhone screen, but it's one step closer than we were before.