IMHO.

Single-player games like Bug Heroes: Tower Defense

Below are 9 single-player Steam games similar to Bug Heroes: Tower 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 Bug Heroes: Tower Defense page.

Ranked picks

  1. 1
    Block Fortress 2 — Steam game cover

    Block Fortress 2

    Single-player alternative to Bug Heroes: Tower Defense — playable solo, no multiplayer required. Shares Action and Strategy with Bug Heroes: Tower Defense.

    Choose a planet, build your fortress, and prepare for war. Arm yourself with powerful weapons, deploy troops, and defend your stronghold against relentless attacks. In this action-packed block-builder, survival is earned, and only the strongest will remain.

    2025ActionStrategy19.99 USDDeck VerifiedSingle-playerSimilar games →
  2. 2
    Fight For America — Steam game cover

    Fight For America

    Single-player alternative to Bug Heroes: Tower Defense — playable solo, no multiplayer required. Shares Action and Strategy with Bug Heroes: Tower Defense.

    Gear up, soldier - it’s time to reclaim freedom! Deploy turrets, adapt your tactics, and crush endless waves of enemies and bosses as you fight to liberate America, state by state.

    2025ActionStrategy4.99 USDSingle-playerSimilar games →
  3. 3
    Dawn of Anarchy — Steam game cover

    Dawn of Anarchy

    Single-player alternative to Bug Heroes: Tower Defense — playable solo, no multiplayer required. Shares Action and Strategy with Bug Heroes: Tower Defense.

    In Dawn of Anarchy, you become an experienced soldier and combat mech pilot tasked with a secret mission. A factory producing artificial intelligence robots has gone out of control. Prepare for the decisive battle at the dawn of anarchy.

    2025ActionSportsStrategy13.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Warhammer 40,000: Space Marine 2 — Steam game cover

    Warhammer 40,000: Space Marine 2

    Single-player alternative to Bug Heroes: Tower Defense — playable solo, no multiplayer required. Shares Action with Bug Heroes: Tower Defense.

    Embody the superhuman skill and brutality of a Space Marine. Unleash deadly abilities and devastating weaponry to obliterate the relentless Tyranid swarms. Defend the Imperium in spectacular third-person action in solo or multiplayer modes.

    2024ActionAdventureRPG59.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Plants vs. Zombies: Battle for Neighborville™ — Steam game cover

    Plants vs. Zombies: Battle for Neighborville™

    Single-player alternative to Bug Heroes: Tower Defense — playable solo, no multiplayer required. Shares Action and Strategy with Bug Heroes: Tower Defense.

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

    2020ActionStrategyCasual8.99 USDSingle-playerSimilar games →
  6. 6
    Orcs Must Die! 2 — Steam game cover

    Orcs Must Die! 2

    Single-player alternative to Bug Heroes: Tower Defense — playable solo, no multiplayer required. Shares Action and Strategy with Bug Heroes: Tower 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 →
  7. 7
    Orcs Must Die! — Steam game cover

    Orcs Must Die!

    Single-player alternative to Bug Heroes: Tower Defense — playable solo, no multiplayer required. Shares Action and Strategy with Bug Heroes: Tower Defense.

    Slice them, burn them, skewer them, and launch them - no matter how you get it done, orcs must die in this fantasy action-strategy game from Robot Entertainment.

    2011ActionStrategyIndie9.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Tower Defense Monster — Steam game cover

    Tower Defense Monster

    Single-player alternative to Bug Heroes: Tower Defense — playable solo, no multiplayer required. Shares Strategy with Bug Heroes: Tower Defense.

    In Tower Defense: Monster, you'll have to defeat the army of invading monsters.

    2026StrategyIndieSingle-playerSimilar games →
  9. 9
    War Tortoise — Steam game cover

    War Tortoise

    Single-player alternative to Bug Heroes: Tower Defense — playable solo, no multiplayer required. Shares Action with Bug Heroes: Tower Defense.

    War Tortoise is a new type of hybrid idle game, taking core incremental gameplay and adding new features, idle elements, and advanced graphics. Explore, command and upgrade, equip weapons and armor, level up, unlock abilities, recruit heroes and pilots, and more!

    2024Action12.99 USDDeck VerifiedSingle-playerSimilar games →