To avail of the add-ons as free flight simulator downloads; you have to simply become a member of the site prior to downloading. Due to increasing popularity of these flight sims, many add-on packages are created for both payware and freeware. Though the most well-liked and accepted add-on packages are aircrafts; downloads are available for thousands of repaints, with repaint kits. Flight simulator downloads come with description and image of preview of the add-on, along with a guide for installation.

Several flight sim downloads are available in ClearView RC flight simulator for radio controlled planes and helicopters. A number of flying sites and many remote control models are provided in the program. The models of helicopters included are the 3d Raptors 60 and 90, scale Jet Ranger, Lama, Apache AH-64 and the micro electric Trex450. The wide ranges of RC planes are the light weight Shockflier, 100 sizes 4 stroke aerobatic Pitts Special to the turbine driven F-15 Eagle and F-16 Fighting Falcon.