This GPS Plotter App only works when paired with the Free GPS Plotter software we offer on our website http://stpetedesign.com/gps-plotter/ We have made an all in one, easy and efficient multi-level GPS software package. Designed specifically for website developers. First, you download and install the free plug-in on your site. Then download our iOS app. Thats it, now youre ready to go. Simply enter a username and the website that you installed the plugin on. Its that easy. We also provide the highest quality support for all of our software. We appreciate all feedback and ideas.