Official Calvary Chapel Tri-Cities TN App Welcome to the official Calvary Chapel Tri-Cities TN church app. Download this free app to stay connected and up to date with what is happening at CCTCTN. This app will provide you with Pastor Paul's recent teachings, weekly bulletins, a church calendar, a built-in Bible, and so much more. Stay plugged in with the ministry of CCTCTN and Pastor Paul Miller by downloading our app today!