IMHO.

Single-player games like League TD

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

Ranked picks

  1. 1
    Guard the Tower! — Steam game cover

    Guard the Tower!

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

    A tower defense game filled with 12 varied levels across 7 biomes and 14 unique monsters with 3 increasingly harder difficulties to challenge even the most experienced of tower defense gamers lurking in their strongholds.

    2024StrategyAdventureEarly Access9.99 USDSingle-playerSimilar games →
  2. 2
    THE LAST DEFENSE! — Steam game cover

    THE LAST DEFENSE!

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

    A classic tower defense game with ordinary graphics didn't fascinate you? Well, let's give a try and see how long you can defend! Show your commanding skills and prove no enemy can break your defense! Be a hero and save humanity with the LAST DEFENSE!

    2021StrategyIndieCasual2.99 USDSingle-playerSimilar games →
  3. 3
    Frontier Fortress - Tower Defense — Steam game cover

    Frontier Fortress - Tower Defense

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

    Frontier Fortress is medieval-themed tower defense game. You are the leader of your nation. In the harsh medieval age you have to defend your land against foreign invaders. Fortify your frontier with defense structures and let none of them pass through your fortress.

    2022StrategySimulation4.99 USDSingle-playerSimilar games →
  4. 4
    Archipelago Luminary — Steam game cover

    Archipelago Luminary

    Single-player alternative to League TD — playable solo, no multiplayer required. Shares Indie with League TD.

    《Archipelago: Luminary》 is a minimalist 2D tower defense game, where players must strategically plan the construction of turrets and manage resources to fend off waves of enemy attacks. Across 14 levels, players fight back continuously—from the last sanctuary to former territories.

    2025Indie1.99 USDSingle-playerSimilar games →
  5. 5
    Warpips — Steam game cover

    Warpips

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

    Warpips is the ultimate quick to learn but amazingly deep tug-of-war strategy game. Deploy the right composition of soldiers, tanks, helicopters and planes in this tight, streamlined strategy-focused war game. Compose the best army, research the right tech; overwhelm your enemy!

    2022ActionStrategyIndie16.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Diplomacy is Not an Option — Steam game cover

    Diplomacy is Not an Option

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

    Diplomacy is Not an Option is a strategy game set in a medieval fantasy world. Build your town and defenses, raise huge armies and fight against massive hordes of enemies. How long can you survive?

    2024ActionStrategyIndie29.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Taur — Steam game cover

    Taur

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

    Taur is an action-strategy sci-fi game. Control the Prime Cannon and unlock all of its powerful weapons and abilities. Build turrets, droids, aircraft and more as you fight to protect the homeworld of the Tauron droids against a relentless invasion. Will your Taur stand against the Imperion warmachine?

    2020ActionStrategyIndie24.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Nordhold — Steam game cover

    Nordhold

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

    Enemies are coming! Every decision matters: build your city, grow the economy, and prepare for enemy waves. Strengthen your defenses, adapt your strategy, and unleash your hero’s full potential. This unique Tower Defense will test your skills – are you worthy to claim a place at Valhalla?

    2025StrategyIndie19.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Sanctum 2 — Steam game cover

    Sanctum 2

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

    Sanctum 2 is the sequel to the world’s first Tower Defense/FPS hybrid game. Pick from four unique character classes and embark on a mission to protect the oxygen-producing Cores from hordes of deadly aliens who are threatened by their existence.

    2013ActionStrategyIndie14.99 USDDeck VerifiedSingle-playerSimilar games →