One feature which sets Google+ apart from its rivals such as Facebook and Twitter is its emphasis on "circles". Users can drag and drop their contacts into different groups and decide which group gets certain messages.
To join the Google+ social network, users still need to get an invitation, though the company is liberally issuing invitations now. Earlier, right after the launch of the service, it was difficult to get invitations, quite in contrast to the current scene when there are millions of registered users on Google+.
The group chat feature allows users to start a huddle in which many friends can share real time messages with each other.
There is no automatic upload feature in iOS app, where the users have to upload their photos manually. The Windows Phone 7 app is definitely on agenda for Google+ team and it is evident in their blog post.
One feature which sets Google+ apart from rivals, such as Facebook and Twitter, is its emphasis on "circles". Users can simply drag and drop their contacts into different groups and keep them separate by choosing which group gets certain messages. The public messages, obviously, go to all the contacts. Users can also choose to read updates from one group only.
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