Pino is a Client for Twitter in GNU/Linux. It is a Gnome application
How To install Pino in Ubuntu . First You have to add PPA for Pino
open a terminal
kartook@Nilas:~$ sudo apt-add-ppa repository: vala-team/ppa
kartook@Nilas:~$ sudo add-apt-repository ppa:troorl/pin
Now
kartook@Nilas:~$ sudo apt-get update
kartook@Nilas:~$ apt-get install pino