5 Free Collaborative Whiteboard Apps For the iPadIt seems as though the minute the iPad was announced, innumerable light bulbs went off as developers and entrepreneurs everywhere came to the same realization: "We could totally use this device as a digital whiteboard!" Indeed, a search for the word "whiteboard" in the App Store returns a whopping 170 iPad apps. Although the device's 10-inch screen may not compare to a full-sized, physical whiteb
