Forumrunner

would this be ideal to use on this forum? http://www.forumrunner.net/

Forum Runner is a vBulletin, XenForo, myBB, and phpBB forum add-on that allows your users to access your forum at blazing fast speeds by using a native application installed on their mobile phone (Android or iPhone) or iPad/iPod Touch device. Forum Runner currently supports vBulletin v3.6.x, vBulletin v3.7.x, vBulletin v3.8.x, vBulletin v4.0.x, vBulletin v4.1.x, phpBB v3.0.x, XenForo 1.0.x, XenForo 1.1.x, myBB v1.6.x., IP.Board 3.1.x, and IP.Board 3.2.x

How Much Does It Cost?

Forum Runner is FREE for forum owners to install on your forums and get listed in our database! Your users can then either use the read-only version, or can purchase the full version for a one-time cost of $1.99. You will find that the Forum Runner app has more features and is cheaper than any competitor. We are constantly adding new features to the app daily and you can communicate directly with our engineers via our Support Forum

i believe Vbulletin.com bought frontrunner out also