If you want to set an auto reply features for all your Gtalk incoming chat messages like Gmail’s Auto Responder, you can download a tool called Gtalk AutoReply. Gtalk AutoReply is a freeware that you can use to set a custom message for all your auto replies. Simply download Gtalk AutoReply and enter your Gtalk username and password. Write a custom message in the given box and save it. Once you enable it, it will start sending your saved message as your auto reply to all incoming chat messages. This can be very beneficial when you have to leave your system for sometime and notify about the same to the Gtalk chat messages that comes during that period.

Download Gtalk AutoReply