IMHO.

Single-player games like CATHODE

Below are 9 single-player Steam games similar to CATHODE, 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 CATHODE page.

Ranked picks

  1. 1
    Prime Domination — Steam game cover

    Prime Domination

    Single-player alternative to CATHODE — playable solo, no multiplayer required. Shares Action and Strategy with CATHODE.

    Prime Domination is a real-time strategy game where you build your base, manage finance, produce powerful military units, and battle against AI or other players in large-scale multiplayer matches with up to 10 commanders.

    ActionStrategyIndieSingle-playerSimilar games →
  2. 2
    Mechs V Kaijus 2 — Steam game cover

    Mechs V Kaijus 2

    Single-player alternative to CATHODE — playable solo, no multiplayer required. Shares Action and Strategy with CATHODE.

    Mechs V Kaijus 2 is an Hybrid Tower/Base defense, with army vs army (tug of war style) tactics. From the cockpit of a mech, to build a huge base with Reactors, Mines and all type of tower army factories and super weapons. 

    ActionStrategyIndieSingle-playerSimilar games →
  3. 3
    Budget Defense — Steam game cover

    Budget Defense

    Single-player alternative to CATHODE — playable solo, no multiplayer required. Shares Action and Strategy with CATHODE.

    During the day, he personally drove the war vehicle to attack the enemy. At night, he extracted oil to sell and use the money to build defense towers, working together to protect the base.

    2026ActionStrategyIndieSingle-playerSimilar games →
  4. 4
    AeonFall — Steam game cover

    AeonFall

    Single-player alternative to CATHODE — playable solo, no multiplayer required. Shares Action and Strategy with CATHODE.

    Endless waves of 100,000 infected pour toward you. A brutally hard roguelike defense built on the Paradox of Progress: every advance raises the noise, and louder noise draws a deadlier swarm. Design your base, break through with one unit you control, and adapt each run. Survive a planet alone.

    ActionStrategyIndieSingle-playerSimilar games →
  5. 5
    Void TD — Steam game cover

    Void TD

    Single-player alternative to CATHODE — playable solo, no multiplayer required. Shares Action and Strategy with CATHODE.

    Build powerful defenses, collect loot, combine effects, and survive evolving waves from the void in a tower defense game driven by ARPG-inspired buildcrafting and persistent progression.

    ActionStrategyIndieSingle-playerSimilar games →
  6. 6
    Mandate Order — Steam game cover

    Mandate Order

    Single-player alternative to CATHODE — playable solo, no multiplayer required. Shares Strategy and Indie with CATHODE.

    Mandate Order is a Warring States war city-builder set in ancient China. Build a stronghold, manage industries and logistics, recruit scholars from the Hundred Schools of Thought, raise armies, and command real-time tactical battles with thousands of soldiers.

    2026StrategyIndieSimulation16.99 USDSingle-playerSimilar games →
  7. 7
    The Factory Must Fall — Steam game cover

    The Factory Must Fall

    Single-player alternative to CATHODE — playable solo, no multiplayer required. Shares Strategy with CATHODE.

    Build the perfect factory, then let it go to war against other players! Draft buildings from a randomized shop, optimize resource allocation and army composition, then watch your factory crush your friends and foes in this PvP factory-builder.

    StrategySingle-playerSimilar games →
  8. 8
    Hell Of War: Combined Arms — Steam game cover

    Hell Of War: Combined Arms

    Single-player alternative to CATHODE — playable solo, no multiplayer required. Shares Action and Strategy with CATHODE.

    Hell Of War is a Real-Time Command Action (RTCA) game where you command the operation from a command drone, coordinate infantry, armored vehicles, combat drones, and artillery, then seamlessly take direct control of units to personally intervene in the battle.

    2026ActionStrategyIndieSingle-playerSimilar games →
  9. 9
    Journey Express — Steam game cover

    Journey Express

    Single-player alternative to CATHODE — playable solo, no multiplayer required.

    A hybrid 2D/3D adventure game pitting the player against countless dangers on a cross-country journey. Manage your resources and keep your party alive!

    2026Adventure7.99 USDDeck PlayableSingle-playerSimilar games →