Does it work for IPod 5th generation – Megaphone FREE!! Review

So I was looking for ways to use a mic without having to buy one. And I saw this app on YouTube because it was showing me how to use my iPod touch as a PS3 mic, and I'm Really confused on how to work it /: if anyone is willing to help me kik me : Delirious187
Review by Delirious187 on Megaphone FREE!!.