In this update to the Google+ iOS app, iPhone owners are brought bang up to date with Android handsets.
Just as the recent Android update, this iOS update adds the ability to Hangout directly from the iPhone.
It will be interesting to see how thus works on the 3GS with it’s single, rear facing camera.
Other updates include sharing posts with individuals (previously it was only possible to share with circles), Huddle has been renamed Messenger, it is possible to send pictures during a Messenger session and it is now possible to +1 a comment.
The update is in the app store now.