Google’s own Messenger app has been updated to v1.4. After downloading the update update you can send animated stickers, also a quick button is added in the update by which you can easily share your locations with others.
The Google Messenger is supported on devices running on Android v4.1(Jelly Bean) or above.
Don’t confuse this messenger app with the Facebook Messenger app since both has the same name on play store only the difference is in developer’s name. Also, Hangouts and Google Messenger are two different app with same developer
Also with new update you can scroll faster in chats. The file is of 12 MB approx.