IMHO.

Single-player games like Hidden Valley Tower Defense

Below are 8 single-player Steam games similar to Hidden Valley 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 Hidden Valley Tower Defense page.

Ranked picks

  1. 1
    Altwaldheim: Town in Turmoil — Steam game cover

    Altwaldheim: Town in Turmoil

    Single-player alternative to Hidden Valley Tower Defense — playable solo, no multiplayer required. Shares Strategy and Simulation with Hidden Valley Tower Defense.

    Be the mayor of this great old town! Construct buildings, recruit soldiers and send them to war. Will you be able to keep Altwaldheim safe?

    2020StrategyIndieSimulation9.99 USDSingle-playerSimilar games →
  2. 2
    Abyss Protection TD — Steam game cover

    Abyss Protection TD

    Single-player alternative to Hidden Valley Tower Defense — playable solo, no multiplayer required. Shares Strategy with Hidden Valley Tower Defense.

    Abyss Protection - dynamic, endless Tower Defense. Fight off the attacks of the inhabitants of the abyss, expand your possessions. Build formidable weapons that will help repulse enemies. Defeat the main evil.

    2025ActionStrategyIndie3.99 USDSingle-playerSimilar games →
  3. 3
    Stop the Blight — Steam game cover

    Stop the Blight

    Single-player alternative to Hidden Valley Tower Defense — playable solo, no multiplayer required. Shares Strategy with Hidden Valley Tower Defense.

    Stop the Blight is a tower defense roguelite with powerful spells and destructible voxel terrain. Build your defenses, reshape the land, and wield elemental power to uncover the truth behind the Blight.

    2025StrategyIndie12.99 USDSingle-playerSimilar games →
  4. 4
    Last Saintess — Steam game cover

    Last Saintess

    Single-player alternative to Hidden Valley Tower Defense — playable solo, no multiplayer required. Shares Strategy and Simulation with Hidden Valley Tower Defense.

    The offensive of the undead begins. Gather holy power to summon soldiers and strengthen the starlight of Hellendil to defeat the undead. If the undead destroy this place, it will be game over.

    2023StrategySimulation4.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Crown of Greed — Steam game cover

    Crown of Greed

    Single-player alternative to Hidden Valley Tower Defense — playable solo, no multiplayer required. Shares Strategy and Simulation with Hidden Valley Tower Defense.

    Master the art of indirect rule in this fantasy RTS inspired by the classic Majesty. Forget direct orders, use gold to bribe subjects and set bounties for heroes. Build your kingdom in Rodovia and master a unique system where the coin is king. Can you lead those who won't obey?

    2026StrategyIndieSimulation19.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Castle Craft — Steam game cover

    Castle Craft

    Single-player alternative to Hidden Valley Tower Defense — playable solo, no multiplayer required. Shares Strategy and Simulation with Hidden Valley Tower Defense.

    Will your castle survive the relentless onslaught, or collapse under pressure? Build, manage resources, and outsmart your foes in a world where everything can be destroyed. Use strategy and creativity to turn the chaos into your greatest advantage!

    2026ActionStrategySimulation19.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Last Stand: Defense — Steam game cover

    Last Stand: Defense

    Single-player alternative to Hidden Valley Tower Defense — playable solo, no multiplayer required. Shares Strategy with Hidden Valley Tower Defense.

    "Last Stand:Defense" is a tower defense-themed Rogue-like game. Players need to defend against waves of enemies by building bases, matching talents, and performing delicate operations during battles. Remember, every choice you make will affect the final outcome of the battle!

    2025ActionStrategy5.99 USDSingle-playerSimilar games →
  8. 8
    Isle of Arrows — Steam game cover

    Isle of Arrows

    Single-player alternative to Hidden Valley Tower Defense — playable solo, no multiplayer required. Shares Strategy with Hidden Valley Tower Defense.

    Isle of Arrows is a Puzzle Tower Defense game in which you build a fortress in the sky. Place towers, expand the isle, and build your own paths. Can you find the perfect spot for each tile to beat the RNG and defend against waves of invaders?

    2022StrategyIndie12.99 USDDeck PlayableSingle-playerSimilar games →