IMHO.

Single-player games like Homeworld Defense

Below are 8 single-player Steam games similar to Homeworld Defense, 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 Homeworld Defense page.

Ranked picks

  1. 1
    SUPER ROBO MOUSE — Steam game cover

    SUPER ROBO MOUSE

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

    Over 20 courses across 3 different worlds await you as you help ROBO escape. Many obstacles such as saw blades, spikes, flamethrowers, lasers, and even sharks will try to stop you along the way. Beautiful hand-drawn art and exclusive music will dazzle you in 1080p HD.

    2018ActionStrategyIndie4.99 USDSingle-playerSimilar games →
  2. 2
    Bug Killers — Steam game cover

    Bug Killers

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

    Bug Killers – is a dynamic Top Down shooter where you will need to turn crowds of bugs-mutants into meat. The game has three modes: Survival, PvP and PvE. Different types of armament will help you to effectively destroy the enemies.

    2017ActionStrategyIndie1.99 USDSingle-playerSimilar games →
  3. 3
    Convoy — Steam game cover

    Convoy

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

    Convoy is a tactical roguelike-like inspired by Mad Max and FTL in which you cross a wasteland in search of parts for your broken ship. Presented in pixel art and set in a future post-apocalyptic setting, Convoy is a squad based tactical combat roguelike-like in its core.

    2015ActionStrategyIndie14.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Krater — Steam game cover

    Krater

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

    The game brings you far into the future of a post-apocalyptic Sweden.

    2012ActionStrategyIndie14.99 USDSingle-playerSimilar games →
  5. 5
    Orcs Must Die! 2 — Steam game cover

    Orcs Must Die! 2

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

    You’ve tossed, burned and sliced them by the thousands – now orcs must die more than ever before! Grab a friend and slay orcs in untold numbers in this sequel to the 2011 AIAS Strategy Game of the Year from Robot Entertainment.

    2012ActionStrategyIndie14.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Heat Signature — Steam game cover

    Heat Signature

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

    Heat Signature is a game from the developers of Gunpoint where you break into spaceships, make terrible mistakes, and think of clever ways out of them. You take a mission, fly to the target ship, sneak inside, and make clever use of your gadgets to distract, ambush and take out the crew.

    2017ActionStrategyIndie14.99 USDSingle-playerSimilar games →
  7. 7
    Monaco: What's Yours Is Mine — Steam game cover

    Monaco: What's Yours Is Mine

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

    Monaco: What's Yours Is Mine is a single player or co-op heist game. Assemble a crack team of thieves, case the joint, and pull off the perfect heist.

    2013ActionStrategyIndie14.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Plebby Quest: The Crusades — Steam game cover

    Plebby Quest: The Crusades

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

    Survive ambitious rulers dreaming of an empire, outsmart treacherous neighbors longing to burn your spoils, and navigate the religion’s predictably unreasonable demands; you need ask only one question as you build your legacy – “Will you burn them, or be burnt?”

    2020ActionStrategyIndie3.99 USDDeck PlayableSingle-playerSimilar games →