Single-player games like Tower Defense Monster
Below are 8 single-player Steam games similar to Tower Defense Monster, 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 Tower Defense Monster page.
Ranked picks
- 1

CannonCraft
Single-player alternative to Tower Defense Monster — playable solo, no multiplayer required. Shares Strategy with Tower Defense Monster.
Real-time strategy game. Players move freely to find a suitable place to settle down and develop. They build various buildings to explore, attack, and defend themselves, so as to resist AI attacks. They also find and defeat other targets on the map to become the only surviving human player.
- 2

Oriental Dynasty - Silk Road defense war
Single-player alternative to Tower Defense Monster — playable solo, no multiplayer required. Shares Strategy and Indie with Tower Defense Monster.
Experience the perfect combination of tower defense and the historical plot of the Silk Road, so as to bring an amazing epic game adventure experience! You will follow our protagonists in a strategic battle on the Eurasian continent! Come on, buddy, this epic fantasy adventure needs your help!
- 3

Sacred Zodongga Defense
Single-player alternative to Tower Defense Monster — playable solo, no multiplayer required. Shares Strategy and Indie with Tower Defense Monster.
Defend the sacred island of Zodongga against waves of invaders looking to subjugate and colonize them and "liberate" their exotic fruit resources. What's not to love about this challenge?
- 4

Abyssfall: The Black Citadel
Single-player alternative to Tower Defense Monster — playable solo, no multiplayer required. Shares Strategy and Indie with Tower Defense Monster.
Abyssfall: The Black Citadel is a dark fantasy tower defense game where you build defenses, control a battle mage in real time, and gamble on a tabletop-inspired d20 Fate Dice system against waves of abyssal monsters.
- 5

Kingdom Rush - Tower Defense
Single-player alternative to Tower Defense Monster — playable solo, no multiplayer required. Shares Strategy with Tower Defense Monster.
Get ready for an epic journey to defend your kingdom against hordes of orcs, trolls, evil wizards and other nasty fiends using a vast arsenal of towers and spells at your command!Fight on forests, mountains and wastelands, customizing your defensive strategy with different tower upgrades and specializations!
- 6

Affogato
Single-player alternative to Tower Defense Monster — playable solo, no multiplayer required. Shares Strategy and Indie with Tower Defense Monster.
Affogato is a RPG featuring a unique 'reverse tower defense' mechanic. Play as a sorceress managing a café in Arorua. Meet customers from all walks of life, hear their stories and travel into their minds to help them defeat their inner demons. Experience a city life that exudes magic and excitement.
- 7

方境战记BlockFight
Single-player alternative to Tower Defense Monster — playable solo, no multiplayer required. Shares Strategy and Indie with Tower Defense Monster.
It's a tower defense game that uses blocks to build fortresses against monsters. Gathering resources, building defenses, and keeping an eye out for the abilities of a variety of monsters.All of these will challenge the player's strategic choices, resource management, and immediate reactions.
- 8

GemCraft - Frostborn Wrath
Single-player alternative to Tower Defense Monster — playable solo, no multiplayer required. Shares Strategy and Indie with Tower Defense Monster.
The epic tower defense dark fantasy journey continues! Create powerful gems with various abilities and take on the battle against an endlessly flowing army of monsters, and face the growing darkness as you fight your way back towards the Spiritforge.