Flight Pilot Simulator 3D - Unleash your inner maverick, become a pilot and CONQUER the skies!
Later - Schedule and manage your Instagram posts
GeoFS - Free, Web based flight simulator with worldwide satellite images.
Grum - Post on Instagram from your computer!
FlightGear - The FlightGear flight simulator project is an open-source, multi-platform, cooperative flight simulator development project. It also simulates space flight in Earth's orbit. It's flight dynamics engine (JSBSim) is used in a 2015 NASA benchmark.
Uplet - Uplet is an easy-to-use bulk Instagram uploader for Mac.