IMHO.

Single-player games like TTA 1

Below are 9 single-player Steam games similar to TTA 1, 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 TTA 1 page.

Ranked picks

  1. 1
    Botanical TD — Steam game cover

    Botanical TD

    Single-player alternative to TTA 1 — playable solo, no multiplayer required. Shares Strategy and Indie with TTA 1.

    Defend against evil snails with a variety of plants in this Tower Defense while YOU have to make constant decisions how your enemies get stronger.

    2022StrategyIndieCasual3.99 USDSingle-playerSimilar games →
  2. 2
    Timber Wars — Steam game cover

    Timber Wars

    Single-player alternative to TTA 1 — playable solo, no multiplayer required. Shares Action and Strategy with TTA 1.

    In Timber Wars, protect sacred trees from relentless lumberjacks and machines. Summon and upgrade guardian trees with points earned over time or by defeating enemies. Strategically place and strengthen your guardians to defend the forest for as long as you can in this intense top-down strategy game.

    2025ActionStrategyRPG12.99 USDSingle-playerSimilar games →
  3. 3
    Maniac Path 4 — Steam game cover

    Maniac Path 4

    Single-player alternative to TTA 1 — playable solo, no multiplayer required. Shares Action and Strategy with TTA 1.

    The entire city police force is unable to stop the maniac

    2025ActionSportsStrategy0.79 USDSingle-playerSimilar games →
  4. 4
    BattleGrounds : War, Tanks And Nukes — Steam game cover

    BattleGrounds : War, Tanks And Nukes

    Single-player alternative to TTA 1 — playable solo, no multiplayer required. Shares Action and Strategy with TTA 1.

    A military styled action tower-defence game filled with nukes, missiles and tanks. Improve your building, canons and tanks. Purchase stronger ammunition and survive the next wave. Highly replayable, tough and addictive.The fun never ends

    2021ActionStrategyIndie4.99 USDSingle-playerSimilar games →
  5. 5
    HamsterCraft — Steam game cover

    HamsterCraft

    Single-player alternative to TTA 1 — playable solo, no multiplayer required. Shares Action and Strategy with TTA 1.

    A build-focused tower defense where you craft powerful synergies, experiment with items, and push your strategy through short, highly replayable runs.

    2026ActionStrategyIndie12.99 USDSingle-playerSimilar games →
  6. 6
    Warnet — Steam game cover

    Warnet

    Single-player alternative to TTA 1 — playable solo, no multiplayer required. Shares Action and Strategy with TTA 1.

    Outmaneuver, outbuild, outthink. In Warnet, the map is your ally and your enemy - master its properties, and you master victory.

    ActionStrategyIndieSingle-playerSimilar games →
  7. 7
    Cat Go: Tactical Defense Braw — Steam game cover

    Cat Go: Tactical Defense Braw

    Single-player alternative to TTA 1 — playable solo, no multiplayer required. Shares Action and Strategy with TTA 1.

    Cats Go! is a defense game blending strategy, cooperation, and direct combat. Grow mutant plants to protect your village! Whether you prefer to play solo as a brave defender or team up with friends online. Not feeling cooperative? Slip into the role of a devil cat and secretly sabotage the village!

    2025ActionStrategyIndie4.99 USDSingle-playerSimilar games →
  8. 8
    Human Defense [RTS] — Steam game cover

    Human Defense [RTS]

    Single-player alternative to TTA 1 — playable solo, no multiplayer required. Shares Strategy and Indie with TTA 1.

    The earth was invaded by aliens, and human beings resisted alien species and deduced the most meticulous battle outcome with the simplest control method

    2022StrategyIndieSimulation1.99 USDSingle-playerSimilar games →
  9. 9
    Idle Warrior — Steam game cover

    Idle Warrior

    Single-player alternative to TTA 1 — playable solo, no multiplayer required. Shares Strategy and Casual with TTA 1.

    Idle Warrior is a little idle/clicker game in which you play an warrior who has to fight against an unlimited number of enemies.

    2020StrategyCasual0.49 USDDeck PlayableSingle-playerSimilar games →