Free flight software. The goal is to support the pilot mapping the thermals through the 3D flight trail. You can test the application using an existing igc file and replay it. The software also has the ability to display flight information easily and intuitively through infoboxes. The pilot can choose the location of these infoboxes by dragging with his/her finger and also choose the text font size (information such as GPS altitude, altitude above groun level, speed over ground, etc.). There is