The Best 3 OpenRocket Alternatives

  • RockSim

    RockSim is a computer program that allows you to design any size rocket, and then simulate its flight to see how high, and how fast it will fly. Even before you start...

    Commercial Mac OS X Windows Linux

  • SpaceCAD

    SpaceCAD gives you the power to design and build reliable model rockets. You can assemble your rocket from a vast library of stock elements including nose cones, tubes...

    Commercial Windows