Integrates with Gmail
Unlimited file transfers
Uses XMPP protocol so it compatible with many Third-Party applications
Send and receive voicemails
Has a web interface available from gmail, can chat using just a web browser
Clean uncluttered user interface
Supports chating with AOL Instant Messenger users.
Low power consuming mobile version
chat history is saved to Gmail and are easily searched though it's search interface
lightweight compared to other clients
Official stand alone application does not support Group chat
Currently NO message encryption
Lackluster interface and design.
lacks features of the online version such as video chat, calling
doesn't respond to DPI adjustments
A Google approach to instant communications.