IMHO.

Single-player games like Permanence TD

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

Ranked picks

  1. 1
    City Defense — Steam game cover

    City Defense

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

    City Defense is a tower defense game. The enemies decided to blitzkrieg and a small town turned out to be the line of attack. Build automatic turrets to destroy enemy equipment, pump them, and earn money for the victory over each enemy, because only with a sly strategy and cold mind you can win this battle.

    2018StrategyIndie3.99 USDSingle-playerSimilar games →
  2. 2
    Circuit Maze — Steam game cover

    Circuit Maze

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

    Tower defense without combat. Circuit Maze is a puzzle game where you need to build the longest possible maze with the resources you are given.

    2025StrategyCasual5.99 USDSingle-playerSimilar games →
  3. 3
    Conspiracy TD — Steam game cover

    Conspiracy TD

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

    Classic Tower Defense where you deploy stationary units and upgrade them to stop enemy waves.

    2024StrategyIndieCasual7.49 USDSingle-playerSimilar games →
  4. 4
    Rage Of Towers — Steam game cover

    Rage Of Towers

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

    Rage of Towers delivers a unique hybrid experience where tower defense meets real-time control. Build and upgrade your towers and directly control turrets and mobile units to respond quickly to evolving enemy threats and turn the tide of battle

    2025ActionStrategyIndie14.99 USDSingle-playerSimilar games →
  5. 5
    War Shore — Steam game cover

    War Shore

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

    Set sail for adventure in this thrilling naval-themed tower defense game! Face relentless waves of enemies, build powerful defenses, and prove your strategic skills across challenging battles. Get ready for hours of action, strategy, and endless fun!

    2024ActionStrategyIndie0.79 USDSingle-playerSimilar games →
  6. 6
    Cyber Tower — Steam game cover

    Cyber Tower

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

    Tricky maps, insane waves. Once you master the path, enemies are nothing.

    2023StrategyIndieCasual2.99 USDSingle-playerSimilar games →
  7. 7
    Coastal Defense — Steam game cover

    Coastal Defense

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

    Coastal Defense is a fast paced, casual top-down tower defense game inspired by real-world coastal defense structures. Buy and upgrade your coastal defenses to defeat incoming navies!

    2024StrategyIndieCasual1.99 USDSingle-playerSimilar games →
  8. 8
    Golden Age — Steam game cover

    Golden Age

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

    Guard the holy city, and at the right time, go deep into the hinterland of the dark legion, and retrieve the holy objects lost in the last temple catastrophe, the book of contract, the holy grail, the holy sword, the holy stone, the magic bottle, the Thor's hammer, etc.

    2022ActionStrategyAdventure1.99 USDSingle-playerSimilar games →
  9. 9
    Grim wanderings 2 — Steam game cover

    Grim wanderings 2

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

    This game combines a deep role-playing system inspired by classic board games and a full-fledged 4X strategy

    2021StrategyIndieRPG5.99 USDSingle-playerSimilar games →