Jundroo

Jundroo is a small independent studio making sandbox games about building things and flying them: SimplePlanes, SimplePlanes 2 and Juno: New Origins. Our players have shared millions of planes, rockets, cars and boats with each other.

  • A green jet climbing over an airport in SimplePlanes 2 Tuning a car's engine in the SimplePlanes 2 designer A fighter jet on the runway as a hangar explodes behind it

    SimplePlanes 2

    Windows and Mac · Released April 2026

    Build planes, cars or anything else from procedural parts, then fly them around detailed environments with your friends in multiplayer. Over a million community crafts are free to download.

    Community: simpleplanes.com

  • A rocket's boosters firing above the clouds in Juno: New Origins A jet flying over mountains with the flight data panel open An astronaut standing beside a lander on the moon

    Juno: New Origins

    Windows, Mac, iOS and Android

    Build rockets, planes, cars and more, and program them with a visual programming language. Explore 3D planets or make your own, share your creations online, or work through contracts and unlock technology in Career Mode.

    Community: simplerockets.com

More Games

  • SimplePlanes

    SimplePlanes

    The original. Snap parts together, shape wings and attach engines, then climb into the cockpit and see how it flies.

  • SimplePlanes VR

    SimplePlanes VR

    A flight sim with a growing collection of hand-built planes, helicopters, cars and boats to download and fly for free.

  • SimpleRockets

    SimpleRockets

    Our first rocket game: build rockets and fly them around a 2D solar system with real orbital mechanics.