Your software already has a mobile site, meaning it optimizes the site view for a mobile device when such is being used. It re-shapes the site view for a mobile screen (a phone screen is tall and narrow, as compared to a short and wide computer monitor), and removes unnecessary graphics to speed load times.
The mobile site here was kinda bad prior to the upgrade, but seems to be much better now.
Meaning...P'Com now works fine on a mobile device. Save your money; a mobile app would cost you a fortune and would offer little, if any improvement.
There is also the option of Tap-a-t