If you're curious about your family tree, you're likely already familiar with Ancestry.com. This mobile app lets you take that information on the go.

Ancestry.com's app for iPhone, iPod Touch and iPad has been a way to check your roots on the go, and now the company says the app has been downloaded 1 million times.

Popular genealogy website Ancestry.com recently updated its iPhone app to version 2.0 and brought a new iPad-specific interface along for the ride.