Aviation Stickers is an aircraft sticker app for mobile devices. Totally free and unofficial.
This application contains images of Airplanes, Jets, Helicopters, Monomotes, Twin Engines, Cargo Aircraft, Commercial Airplanes and Military Aircraft.
Aircraft is any machine capable of sustaining flight, and the vast majority are also capable of taking off by their own means. It counterbalances the force of gravity using either static lift or dynamic lift from an airfoil, or in some cases, vertical thrust due to traction from jet engines.