Google Photos grew out of a feature of Google+, into a stand alone app this year for Android, iOS, synchronizing with the desktop via a web interface ...
from Google Alert - Android https://www.google.com/url?rct=j&sa=t&url=http://www.ydr.com/story/tech/blogs/greenmesh/2015/12/28/google-photos-favorite-app-2015-android-ios/76579140/&ct=ga&cd=CAIyGmIyMmYxNjAxMGEyYTM1MmY6Y29tOmVuOlVT&usg=AFQjCNGztWmRkNQr7VuIBdlX_8a8M5Vb5A
