ppa-purge does not appear in the software center as it is not a graphical application rather it is a command line tool. You'll need to install it in a terminal using 'sudo apt-get install ppa-purge'.
ppa-purge does not appear in the software center as it is not a graphical application rather it is a command line tool. You'll need to install it in a terminal using 'sudo apt-get install ppa-purge'.