As much as you might love your MacBook or MacBook Pro, there’s no denying that the lack of a numeric keypad can really slow you down if you work with numbers all the time.

Perfect for heavy duty spreadsheet users, this nifty new application for the iPhone and iPod Touch lets you use your mobile device as an ad-hoc numeric keypad for your Mac. Just install Balmuda’s Numberkey connect software onto your Mac, then grab the mobile app from the App Store for $1.99. The two pieces of software communicate via Wi-Fi, adding a familiar 18-key numeric keyboard to your Mac without wires.

Numberkey includes four different skins, including black on white, white on black, old school Mac and a recently added black on silver for new MacBook Pro users. While the lack of tactile feedback might slow you down a little bit, I still think it’s still convenient to have the [...]

Original post by technabob