Not everybody owns a mobile phone (I, for example, don't have and want such a bugging device). In my opinion requiring a mobile phone is thus a dangerous idea.
You're willing to go through the hassle of not having mobile phone, but you complain about your choice making it difficult for you to purchase extremely cheap software?
Not everybody owns a mobile phone (I, for example, don't have and want such a bugging device). In my opinion requiring a mobile phone is thus a dangerous idea.