IMHO.

Single-player games like To Save A Planet

Below are 8 single-player Steam games similar to To Save A Planet, 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 To Save A Planet page.

Ranked picks

  1. 1
    MannyTD — Steam game cover

    MannyTD

    Single-player alternative to To Save A Planet — playable solo, no multiplayer required. Shares Action and Strategy with To Save A Planet.

    Manny TD is a hybrid tower defense and third-person shooter with random in game elements. Join and get your personal high score!

    2022ActionStrategyEarly Access2.99 USDSingle-playerSimilar games →
  2. 2
    Void Vanguards — Steam game cover

    Void Vanguards

    Single-player alternative to To Save A Planet — playable solo, no multiplayer required. Shares Action and Strategy with To Save A Planet.

    Void Vanguards is a sci-fi action shooter with rogue-like elements and intense planetary exploration. Each planet offers a unique environment - defeat every enemy wave, gather their resources, and unlock/upgrade your weapons to advance further into the void.

    2025ActionStrategyIndie7.99 USDSingle-playerSimilar games →
  3. 3
    JUST A GAME — Steam game cover

    JUST A GAME

    Single-player alternative to To Save A Planet — playable solo, no multiplayer required. Shares Strategy and Indie with To Save A Planet.

    "Just a Game" is a sci-fi flying shooting game, you will control the robot protagonist zero and lead the partners in this exclusion of artificial intelligence in the world to survive, there are many camps in the game, you can choose to join them or one side.Build your fleet and fight the world.

    2020StrategyIndieAdventure1.99 USDSingle-playerSimilar games →
  4. 4
    Eclipsi — Steam game cover

    Eclipsi

    Single-player alternative to To Save A Planet — playable solo, no multiplayer required. Shares Action and Strategy with To Save A Planet.

    Embark on an epic 3D space shooter adventure featuring dynamic space combat and thrilling planetary exploration. Battle in single or multiplayer modes from 1v1 to 5v5, strategizing to achieve victory through base destruction, resource collection, or base capture. Dominate with our ranking system!

    2026ActionStrategyIndieSingle-playerSimilar games →
  5. 5
    The Wraith of the Galaxy — Steam game cover

    The Wraith of the Galaxy

    Single-player alternative to To Save A Planet — playable solo, no multiplayer required. Shares Action and Strategy with To Save A Planet.

    The Wraith of the Galaxy is a third-person space combat game. Aliens have taken over outer space in order to conduct experiments on entire planets. Destroy them or they will destroy you.

    2023ActionStrategyIndie11.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Plants vs. Zombies: Battle for Neighborville™ — Steam game cover

    Plants vs. Zombies: Battle for Neighborville™

    Single-player alternative to To Save A Planet — playable solo, no multiplayer required. Shares Action and Strategy with To Save A Planet.

    Kick some grass in Plants vs. Zombies: Battle for Neighborville, the wackiest shooter yet!

    2020ActionStrategyCasual8.99 USDSingle-playerSimilar games →
  7. 7
    Hell Division — Steam game cover

    Hell Division

    Single-player alternative to To Save A Planet — playable solo, no multiplayer required. Shares Action and Indie with To Save A Planet.

    Hell Division is a game from the 3rd person, which is a battle of combat drones.

    2022ActionIndieAdventure13.99 USDSingle-playerSimilar games →
  8. 8
    Dead Space™ 2 — Steam game cover

    Dead Space™ 2

    Single-player alternative to To Save A Planet — playable solo, no multiplayer required. Shares Action and Adventure with To Save A Planet.

    Three years after the Necromorph infestation aboard the USS Ishimura, Isaac Clarke awakens from a coma, confused, disoriented, and on a space station called The Sprawl. Explore this world and its zero-g environments to discover the truth about the Unitology and its role in the Necromorph epidemic.

    2011ActionAdventure3.99 USDDeck PlayableSingle-playerSimilar games →