Hangouts brings one-on-one and group conversations to life with photos, emoji, and video calls for free

Android Requires : 2.3+
More Info:
https://play.google.com/store/apps/details?id=com.google.android.talk
What's New
2.0.2
● Fixes for MMS sending/receiving
● You can turn off group messaging (MMS) in Settings to send SMS to multiple people
Connect with friends across computers, Android and Apple devices. Brought to you by Google
About Hangouts (replaces Talk)
Hangouts brings one-on-one and group conversations to life with photos, emoji, and video calls for free. Connect with friends across computers, Android and Apple devices. Brought to you by Google.
● Say more with photos and emoji.
● See when people are together in Hangouts, when they’re typing, or whether they’ve seen your message.
● Turn any conversation into a video call with up to 10 friends.
● Message friends anytime, even if they're not connected right now.
● Use Hangouts on computers, Android and Apple devices.
More Hangouts awesomeness:
● Hangouts stay in sync across devices so you can start or continue them anywhere.
● Choose from hundreds of emoji to help you make your point
● See what you talked about in the past, including shared photos and your video call history.
● Get notifications just once. Once you see an alert, you won’t see repeats on your computer or other Android devices.
● View collections of photos shared from each of your Hangouts.
● Snooze notifications at times when you’d prefer to be undisturbed by alerts.
Notes:
● Unlike Google Talk, Hangouts does not support "invisible" status.