IMHO.

Single-player games like SimplePlanes 2

Below are 11 single-player Steam games similar to SimplePlanes 2, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like SimplePlanes 2 page.

Ranked picks

  1. 1
    SimplePlanes — Steam game cover

    SimplePlanes

    Single-player alternative to SimplePlanes 2 — playable solo, no multiplayer required. Shares Indie and Simulation with SimplePlanes 2.

    Build airplanes by snapping parts together, designing wing sections, and attaching engines. At any time, you can strap yourself into the cockpit and see how it flies with realistic physics. If you're not in the mood for building, over 100,000 airplanes are available to download for free.

    2015IndieSimulation12.99 USDDeck VerifiedSingle-playerSimilar games →
  2. 2
    Nuclear Option — Steam game cover

    Nuclear Option

    Single-player alternative to SimplePlanes 2 — playable solo, no multiplayer required. Shares Indie and Simulation with SimplePlanes 2.

    Fly near-future aircraft with immersive physics on intense battlefields, facing land, air and sea threats. Wage war against AI or other players with an array of potent weapons. Wield tactical and strategic nuclear weapons, capable of annihilating anything in their path.

    2023ActionIndieSimulation19.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Stormworks: Build and Rescue — Steam game cover

    Stormworks: Build and Rescue

    Single-player alternative to SimplePlanes 2 — playable solo, no multiplayer required. Shares Simulation with SimplePlanes 2.

    Join a world where you design, create and pilot your own air sea rescue service. Release your inner hero as you battle fierce storms out at sea to rescue those in need.

    2020Simulation24.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Dream Car Builder — Steam game cover

    Dream Car Builder

    Single-player alternative to SimplePlanes 2 — playable solo, no multiplayer required. Shares Indie and Simulation with SimplePlanes 2.

    Design your car from scratch: from the frame to the suspension and race it!

    2018IndieSimulationRacing9.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Screw Drivers — Steam game cover

    Screw Drivers

    Single-player alternative to SimplePlanes 2 — playable solo, no multiplayer required. Shares Indie and Simulation with SimplePlanes 2.

    Crazy physics and high-speed races! Craft vehicles cleverly by combining building blocks and mechanical parts to create powerful drivetrains. Unlock new parts, race for the gold, and challenge your friends in multiplayer.

    2024ActionIndieSimulationFreeDeck PlayableSingle-playerSimilar games →
  6. 6
    Aviassembly — Steam game cover

    Aviassembly

    Single-player alternative to SimplePlanes 2 — playable solo, no multiplayer required. Shares Simulation and Early Access with SimplePlanes 2.

    Build and fly your own airplane! Complete missions to earn money, upgrade your plane, and discover new locations in an open world.

    2025SimulationEarly Access9.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Need for Speed™ Heat — Steam game cover

    Need for Speed™ Heat

    Single-player alternative to SimplePlanes 2 — playable solo, no multiplayer required. Shares Racing with SimplePlanes 2.

    Hustle by day and risk it all at night in Need for Speed™ Heat Deluxe Edition, a white-knuckle street racer, where the lines of the law fade as the sun starts to set.

    2020ActionSportsAdventure6.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Kerbal Space Program — Steam game cover

    Kerbal Space Program

    Single-player alternative to SimplePlanes 2 — playable solo, no multiplayer required. Shares Indie and Simulation with SimplePlanes 2.

    In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.

    2015IndieSimulation9.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Juno: New Origins — Steam game cover

    Juno: New Origins

    Single-player alternative to SimplePlanes 2 — playable solo, no multiplayer required. Shares Indie and Simulation with SimplePlanes 2.

    Bring to life anything you can imagine from rockets and airplanes to cars and more. Automate them with a visual programming language. Explore 3D planets and make your own. Share your creations online. Complete contracts, conquer milestones, and unlock technology in the newly added Career Mode.

    2023IndieSimulation19.99 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    SimpleRockets — Steam game cover

    SimpleRockets

    Single-player alternative to SimplePlanes 2 — playable solo, no multiplayer required. Shares Indie and Simulation with SimplePlanes 2.

    I am excited to release my first game on Steam! SimpleRockets was released in 2013 for mobile and I've put a ton of work into it to get it ready for PC and Mac. It was inspired by KSP, and it offers a simpler 2D experience for building rockets and exploring space with realistic orbital mechanics.

    2015IndieSimulation7.99 USDSingle-playerSimilar games →
  11. 11
    SimplePlanes VR — Steam game cover

    SimplePlanes VR

    Single-player alternative to SimplePlanes 2 — playable solo, no multiplayer required. Shares Indie and Simulation with SimplePlanes 2.

    SimplePlanes VR is a flight sim with an ever-expanding collection of hand-crafted aircraft to download and fly for free. Airplanes, helicopters, cars, boats, and more are available and new crafts are added every day.

    2021IndieSimulation9.99 USDSingle-playerSimilar games →