Sky4Sim NG – Free
The basic Sky4Sim experience for free! Map application, Flight plans, Notepad, and a lot more! Almost everything you need fit into a small tablet in your cockpit!
Sky4Sim NG – Premium Upgrade
The complete Sky4Sim experience! Get everything a real pilot needs! PDF Reader, Real world weather, Unlimited Pilot book and more!
(And get happy helping the project to evolve!)