AirplanePDQ 9.3.3 that could have been downloaded from our website for free. AirplanePDQ lies within Education Tools, more precisely Teaching Tools. Our antivirus check shows that this download is malware free. This program is a product of DaVinci Technologies, Inc.
From the developer:
AirplanePDQ is a conceptual/preliminary design tool for light homebuilt and general aviation aircraft. It is specifically designed to be intuitive and easy to use by amateur airplane designers. AirplanePDQ includes tools for analyzing aircraft performance, handling, and stability and control as well as a CAD component for developing your aircraft drawings. Initial airplane sizing is done rapidly using a wizard-based approach.
You may want to check out more software, such as RhymeTime5, RhymeTime7 or Internet TRiLOGI Educational, which might be related to AirplanePDQ.