Can I use 247PRO offline? David W. August 22, 2018 17:38 Updated Follow No, 247PRO is web-based and requires an internet connection. Related articles Can I access 247PRO on a mobile device? Where does the pricing in the templates come from? Not all my cost is showing in my estimate Can I add drawings, blueprints, or photos? Can I create my own templates? Comments 0 comments Please sign in to leave a comment.