The CsvView application allows easy importing of flight data files to graph and visualize the data contained. Its a very simple, easy to use app which allows the user to see a level of data visualized to help their flights.

More info on the app and usage and supported log files here: https://datfile.net/CsvView/intro.html

Download the program for PC and Windows here: https://datfile.net/CsvView/downloads.html