IMHO.

Single-player games like Clicker Astro Planet

Below are 9 single-player Steam games similar to Clicker Astro 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 Clicker Astro Planet page.

Ranked picks

  1. 1
    Clicker Astro Planet 2 — Steam game cover

    Clicker Astro Planet 2

    Single-player alternative to Clicker Astro Planet — playable solo, no multiplayer required. Shares Indie and Simulation with Clicker Astro Planet.

    Click the planet, do prestige, develop businesses with cats, complete space missions and explore the galaxy in Clicker Astro Planet 2!

    2026IndieSimulationCasualSingle-playerSimilar games →
  2. 2
    Banana Chaos Clicker — Steam game cover

    Banana Chaos Clicker

    Single-player alternative to Clicker Astro Planet — playable solo, no multiplayer required. Shares Casual with Clicker Astro Planet.

    Banana Chaos Clicker — An epic idle sim with resource management, crafting, and creature evolution. Build your empire from monkey to dragon!

    2026CasualEarly Access4.99 USDSingle-playerSimilar games →
  3. 3
    Catnip Craze — Steam game cover

    Catnip Craze

    Single-player alternative to Clicker Astro Planet — playable solo, no multiplayer required. Shares Indie and Simulation with Clicker Astro Planet.

    A bite-sized incremental idle game about cats, catnip, and numbers going up. Harvest catnip, hire cats, unlock production tiers, and prestige to witness the inevitable conclusion of the craze.

    StrategyIndieSimulationSingle-playerSimilar games →
  4. 4
    Pure Idle — Steam game cover

    Pure Idle

    Single-player alternative to Clicker Astro Planet — playable solo, no multiplayer required. Shares Indie and Simulation with Clicker Astro Planet.

    Become the right hand of the Creator in the search for lost perfection. Collect the light of billions of stars, guiding them into the heart of a black hole to find the one — Pure Idle. Technologies, production chains, and a long journey to the most beautiful star in the universe.

    2026StrategyIndieSimulation0.79 USDSingle-playerSimilar games →
  5. 5
    Singularity Simulator: Click Is All You Need — Steam game cover

    Singularity Simulator: Click Is All You Need

    Single-player alternative to Clicker Astro Planet — playable solo, no multiplayer required. Shares Indie and Simulation with Clicker Astro Planet.

    A clicker/incremental game themed around the technological singularity. Use AI to streamline AI development, build data centers and power plants, and venture into space in pursuit of even more power.

    2026StrategyIndieSimulationSingle-playerSimilar games →
  6. 6
    A Certain Incremental Exoplanet — Steam game cover

    A Certain Incremental Exoplanet

    Single-player alternative to Clicker Astro Planet — playable solo, no multiplayer required. Shares Indie and Simulation with Clicker Astro Planet.

    Build. Blast. Prestige. Repeat. An incremental game where you build the most productive exoplanet while protecting your enterprise from space pirates. Automate production, shoot rockets, employ an alien and keep on producing.

    StrategyIndieSimulationSingle-playerSimilar games →
  7. 7
    Lightspeed — Steam game cover

    Lightspeed

    Single-player alternative to Clicker Astro Planet — playable solo, no multiplayer required. Shares Indie and Casual with Clicker Astro Planet.

    Reach 299,792,458 m/s to save humanity. In this minimalist incremental simulation, dodge hazards, harvest cosmic matter, and aggressively upgrade your starship's chassis. Turn every hard stop into an explosive launch as you break the ultimate speed limit and push toward Proxima Centauri.

    IndieCasualSingle-playerSimilar games →
  8. 8
    Void Core — Steam game cover

    Void Core

    Single-player alternative to Clicker Astro Planet — playable solo, no multiplayer required. Shares Indie and Simulation with Clicker Astro Planet.

    Start as a microscopic speck, become the end of everything. Void Core is a minimalist sci-fi idle game where you control a black hole. Harvest matter, bend spacetime to automate your growth, and consume entire galaxies. Consume. Grow. Evolve.

    2026IndieSimulationCasualSingle-playerSimilar games →
  9. 9
    Clicker Time — Steam game cover

    Clicker Time

    Single-player alternative to Clicker Astro Planet — playable solo, no multiplayer required. Shares Indie and Simulation with Clicker Astro Planet.

    Clicker Time is a simple and fun clicker game on Steam, where you earn points and unlock Steam achievements by simply tapping the screen!

    2025StrategyIndieAdventure0.99 USDSingle-playerSimilar games →