The best free alternative to Microsoft Flight Simulator is FlightGear, which is also Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to Microsoft Flight Simulator and nine of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Microsoft Flight Simulator are Rigs of Rods, GeoFS, YS Flight Simulator and Microsoft Flight.
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.
Rigs of Rods is an open source vehicle simulator licensed under the GNU General Public License version 3. What makes Rigs of Rods different to most simulators is its unique soft-body physics: vehicles, machines, objects, etc.
Great addition to FlightGear!
rig of rods is a car game, while flightgear is a plane game
GeoFS is a free, online flight simulator, with global scenery, that runs in your web browser. Whether you are a licensed pilot practicing VFR, an aviation enthusiast or just looking for some fun flying in beautiful landscapes, you can enjoy any of the 20 available aircraft...
Undoubtably the worst and most overloaded "game" since the developer never bothered making use of other servers.
YS Flight Simulator is a free flight simulator specifically designed for computers without powerful graphics rendering capabilities.
Microsoft Flight is a flight simulation game from Microsoft Studios created as a successor to the long-running, discontinued Microsoft Flight Simulator series. The simulation game is offered "free-to-play"; only charging gamers for downloading extra content, aircraft...
I need it, as a Professional Pilot .
Unleash your inner maverick, become a pilot and CONQUER the skies! Get yourself the best plane and go HIGHER!
Pretty bad graphics. dev heavily relies on the "insert ads, get money, get more from 'premium' users".
An award-winning strategy game for each day of the week, with daily and cumulative weekly score to help you improve. Games include classic flight and racing sims, deep learning Chess and Go, Contract Bridge. Sims take place in historical settings.
Plane Simulator 3D 2016 offers you the most realistic flying experience with 3D graphics and animations where you act as an pilot of the game!.
Flight Simulator Freeware downloads for MSFS, FSX, FS2004 to FS98, Prepar3D and X-Plane. Freeware Software plus all the latest flight sim news.
This is more an extensions for flight simulators than a flight simulator in its own right.
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It's free and open-source, and that means I like it!