Make free calls to US and Canadian phones using your iOS device and Google Hangouts

Google has released a new version of its Hangouts app for iOS. Google Hangouts lets you have voice and video conversations with other Google Hangouts users. New to this release is the ability to let you call numbers in Canada and the U.S. for free.

Other new features include linking to your Google Voice number for inbound and outbound calls, the ability to see which of your contacts is using Google Hangouts, send and receive animated GIFs, and the ability to turn down music automatically when you get an incoming message.