IMHO.

Single-player games like Special squad versus zombies

Below are 8 single-player Steam games similar to Special squad versus zombies, 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 Special squad versus zombies page.

Ranked picks

  1. 1
    Soldiers vs Zombies: Tower Defense — Steam game cover

    Soldiers vs Zombies: Tower Defense

    Single-player alternative to Special squad versus zombies — playable solo, no multiplayer required. Shares Strategy and Indie with Special squad versus zombies.

    Soldiers vs Zombies is a tower defense game where zombies have overrun the world, and humanity’s last hope lies in elite soldiers. Armed from laser rifles to death machine guns, you’ll deploy troops and use special skills to stop waves of mutated zombies!

    2025StrategyIndieEarly Access5.99 USDSingle-playerSimilar games →
  2. 2
    Plants vs. Zombies GOTY Edition — Steam game cover

    Plants vs. Zombies GOTY Edition

    Single-player alternative to Special squad versus zombies — playable solo, no multiplayer required. Shares Strategy with Special squad versus zombies.

    Zombies are invading your home, and the only defense is your arsenal of plants! Armed with an alien nursery-worth of zombie-zapping plants like peashooters and cherry bombs, you'll need to think fast and plant faster to stop dozens of types of zombies dead in their tracks.

    2009Strategy4.99 USDSingle-playerSimilar games →
  3. 3
    Evolit — Steam game cover

    Evolit

    Single-player alternative to Special squad versus zombies — playable solo, no multiplayer required. Shares Strategy and Indie with Special squad versus zombies.

    Take charge of the galaxy's defense! With strategic moves, stop waves of cute yet dangerous enemies and prevent them from reaching the end of the road. Enhance your tactics with a variety of cards and unique towers, and stand against Evo! Strategy and infinity await here.

    2026StrategyIndieCasual8.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Go! Save The Queen! — Steam game cover

    Go! Save The Queen!

    Single-player alternative to Special squad versus zombies — playable solo, no multiplayer required. Shares Strategy with Special squad versus zombies.

    The ants have lost their queen; help them find a new one! Armed with toys, explosives, and other items, think fast, draw lines to command your ants, and protect your queen from the hordes of enemy insects looking to put an early end to their rule in this funny but brutal escort tower defense game.

    2025ActionStrategy2.99 USDSingle-playerSimilar games →
  5. 5
    Zombie Parking Lot Defense — Steam game cover

    Zombie Parking Lot Defense

    Single-player alternative to Special squad versus zombies — playable solo, no multiplayer required. Shares Strategy and Indie with Special squad versus zombies.

    Night has fallen on the parking lot. Your car is the last stand. Fortify it with turrets built from scavenged auto parts and hold back the endless zombie horde. A fast, replayable tower defense with roguelite upgrades, deadly bosses, and one rule: survive one more wave.

    StrategyIndieCasualSingle-playerSimilar games →
  6. 6
    Summon Defenders Now! — Steam game cover

    Summon Defenders Now!

    Single-player alternative to Special squad versus zombies — playable solo, no multiplayer required. Shares Strategy and Indie with Special squad versus zombies.

    Eliminate opponents for resources, summon defenders to fend off waves of invaders across different regions in this lane-based tower defense game. Interact with your defenders, exploit the weakspots of enemies, and turn the tide of the battle.

    2027ActionStrategyIndieSingle-playerSimilar games →
  7. 7
    Defend Your Land — Steam game cover

    Defend Your Land

    Single-player alternative to Special squad versus zombies — playable solo, no multiplayer required. Shares Strategy and Indie with Special squad versus zombies.

    Defend Your Land is a tower defense game focused on smart placement and impactful upgrades. Deploy units, strengthen your defenses, and stop relentless enemy waves before they overwhelm your base.

    StrategyIndieCasualSingle-playerSimilar games →
  8. 8
    NecroFarm — Steam game cover

    NecroFarm

    Single-player alternative to Special squad versus zombies — playable solo, no multiplayer required. Shares Strategy and Casual with Special squad versus zombies.

    Turn your crops into minions and they will fend off waves of enemies in this top-down horde survival farming game. A mix of strategy and fast-paced farming that challenges you to defend the farm with your crop minions or even harvest them for gold! Gain new seeds and grow your army!

    2024ActionStrategySimulation2.99 USDSingle-playerSimilar games →