Single-player games like This is My Dungeon
Below are 8 single-player Steam games similar to This is My Dungeon, 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 This is My Dungeon page.
Ranked picks
- 1

InterImperium
Single-player alternative to This is My Dungeon — playable solo, no multiplayer required. Shares Strategy and Indie with This is My Dungeon.
Tower defence game with realistic graphics portraying the epic battles of romans vs barbarians.
- 2

Bamorota Defense
Single-player alternative to This is My Dungeon — playable solo, no multiplayer required. Shares Strategy and Indie with This is My Dungeon.
Defend the sealstones in a fantasy world! Place towers and cast spells to stop endless waves of monsters in this casual tower defense game.
- 3

主动防御(Active Defense)
Single-player alternative to This is My Dungeon — playable solo, no multiplayer required. Shares Strategy and Indie with This is My Dungeon.
This is a strategy tower defense game where players need to choose the appropriate defense towers based on different maps and enemies. The game also offers a variety of defense towers, maps, and an endless mode waiting to be unlocked by the players!
- 4

Ant Guardians
Single-player alternative to This is My Dungeon — playable solo, no multiplayer required. Shares Strategy and Indie with This is My Dungeon.
It’s a defense game where you create your own strategy, grow your units, and defend against enemies.
- 5

MoonBeam
Single-player alternative to This is My Dungeon — playable solo, no multiplayer required. Shares Strategy and Indie with This is My Dungeon.
Here's a special forces team for you, they all have unique skills. Your task is to make the enemy die in a designated place. Get more energy.
- 6

TowerDefense BlobSmash
Single-player alternative to This is My Dungeon — playable solo, no multiplayer required. Shares Strategy and Indie with This is My Dungeon.
Relaxing, casual single-Player Tower Defense Game for breaks in life.
- 7

Micro Annihilation
Single-player alternative to This is My Dungeon — playable solo, no multiplayer required. Shares Strategy and Indie with This is My Dungeon.
Micro Annihilation is a real-time strategy where your battlefields are inside homes, offices, and everything in between. Airlift troops onto the dining room table, launch artillery across the bedroom, and bring down the house while waging war upon a new mysterious foe.
- 8

Our War: The Strongest Shield
Single-player alternative to This is My Dungeon — playable solo, no multiplayer required. Shares Strategy and Simulation with This is My Dungeon.
A grand and intense tower defense science fiction game, where you only need to purchase once to enjoy all the content of the game.