Single-player games like Defend The Cubes
Below are 8 single-player Steam games similar to Defend The Cubes, 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 Defend The Cubes page.
Ranked picks
- 1

Just Desserts
Single-player alternative to Defend The Cubes — playable solo, no multiplayer required. Shares Strategy and Indie with Defend The Cubes.
Select your commander and play a series of tower defense levels as you progress through a randomly generated map. Find shops to unlock upgrades for your towers and commander, and fight mini bosses for bonus rewards to prepare for Count Cakeula.
- 2

BrightGlade Tales
Single-player alternative to Defend The Cubes — playable solo, no multiplayer required. Shares Strategy and Indie with Defend The Cubes.
A two-player card game set in the land of Brightglade. Build your crew while sabotaging your opponent — steal and destroy their resources, eliminate and bribe their crew. Every match is a short, intense race to seize control of one of three locations drawn at random from the deck.
- 3

Endless Furry Blackjack
Single-player alternative to Defend The Cubes — playable solo, no multiplayer required. Shares Strategy and Indie with Defend The Cubes.
Welcome to Endless Furry Blackjack! The 5th installment of the "Endless Furry" Series!
- 4

FLOAT
Single-player alternative to Defend The Cubes — playable solo, no multiplayer required. Shares Strategy and Indie with Defend The Cubes.
A aimless rafting trip, anything possible will be your boat. Tiny boats will be swallowed by fast-flowing rivers, but mighty boats will stand firm. When encountering danger, do you choose to avoid it or bravely overcome it? Use your ingenuity to make this journey go further!
- 5

Operation Octo
Single-player alternative to Defend The Cubes — playable solo, no multiplayer required. Shares Strategy and Indie with Defend The Cubes.
Play as an Octopus scientist fighting off sunken skeletons in this frantic aquatic Tower Defense! Discover sea life turrets from unique biomes: Pistol Shrimp! Navy Seal! Death Ray! Deploy turrets whilst dodging enemy bullets as you venture the seven seas!
- 6

月光下的冒险-Moonlight Adventure
Single-player alternative to Defend The Cubes — playable solo, no multiplayer required. Shares Strategy and Indie with Defend The Cubes.
《Moonlight Adventure》 is a strategy card game, featuring fairy tale-style vertical graphics. Let’s build your deck. In the forest under the moonlight, monsters are infested. The brave man is about to experience a mysterious adventure, exploring the restraint relationship and genre of the deck.
- 7

Crown&Sword
Single-player alternative to Defend The Cubes — playable solo, no multiplayer required. Shares Strategy and Indie with Defend The Cubes.
Crown & Sword is an epic 2D tactical Action RPG that combines base management, army building, and wave survival elements. You must manage your time in a dynamic day/night cycle, fortify your kingdom, and fight shoulder to shoulder against the relentless swarms that awaken when the sun sets.
- 8

What The Fortress!?
Single-player alternative to Defend The Cubes — playable solo, no multiplayer required. Shares Strategy and Indie with Defend The Cubes.
A Tower Defense game where YOU carve the path for your enemies and YOU form the terrain. Unlock 20+ Towers, fight against 30 types of enemies and choose from 5 different ground tiles.