Move over FaceTime: Google releases video calling app Duo

This image provided by Google shows its video chatting app on mobile devices. The app, dubbed Duo, represents Google's response to other popular video calling options, including Apple's FaceTime, Microsoft's Skype and Facebook's Messenger app. The new app, announced in May, is being released Tuesday, Aug. 16, 2016, as a free service for phones running on Google's Android operating system as well as Apple's iPhones. (Google via AP)

This image provided by Google shows its video chatting app on mobile devices. The app, dubbed Duo, represents Google's response to other popular video calling options, including Apple's FaceTime, Microsoft's Skype and Facebook's Messenger app. The new app, announced in May, is being released Tuesday, Aug. 16, 2016, as a free service for phones running on Google's Android operating system as well as Apple's iPhones. (Google via AP)