Single-player games like Defend Your Castle
Below are 11 single-player Steam games similar to Defend Your Castle, 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 Your Castle page.
Ranked picks
- 1
PLANTOONS
Single-player alternative to Defend Your Castle — playable solo, no multiplayer required. Shares Action and Strategy with Defend Your Castle.
Powerful plants fight off invading weeds in a wacky 2D tower-defense game with Roguelite elements! Build your defenses, upgrade your abilities, complete challenges... and survive the onslaught!
- 2
Angle Soccer
Single-player alternative to Defend Your Castle — playable solo, no multiplayer required. Shares Strategy and Indie with Defend Your Castle.
It's all a matter of angle
- 3
Ice Cream Hero
Single-player alternative to Defend Your Castle — playable solo, no multiplayer required. Shares Action and Strategy with Defend Your Castle.
Ice Cream Hero is a sweet tower defense challenge for one to four players. Team up with friends or play solo as Nilla, a brave little ice cream hero defending his land’s precious Sprinkle Bank from hungry silverware, chaotic waves, and big bad bosses.
- 4
Goblins!
Single-player alternative to Defend Your Castle — playable solo, no multiplayer required. Shares Action and Strategy with Defend Your Castle.
Build defenses and use your trusty catapult to stop the goblin horde from stealing your treasure.
- 5
Dungeon Defenders
Single-player alternative to Defend Your Castle — playable solo, no multiplayer required. Shares Action and Strategy with Defend Your Castle.
Create a hero from one of four classes to save Etheria in this 4-player coop Tower Defense Action-RPG. Includes Steam exclusive Portal gun & TF2 familiars!
- 6
Mars or Die!
Single-player alternative to Defend Your Castle — playable solo, no multiplayer required. Shares Action and Strategy with Defend Your Castle.
Control two characters simultaneously! Survive, gather, collect upgrades, fight all sizes of one-eyed Martians, build defensible outposts and conquer Mars, in this glorious mix between roguelite and tower defense.
- 7
Bee Island
Single-player alternative to Defend Your Castle — playable solo, no multiplayer required. Shares Action and Strategy with Defend Your Castle.
Take control of the hive and protect it from enemies. Build factories and defence, research technologies and, if necessary, use nuclear weapons, but do not let the enemies harm the queen!
- 8
Evolit
Single-player alternative to Defend Your Castle — playable solo, no multiplayer required. Shares Strategy and Indie with Defend Your Castle.
Take charge of the galaxy's defense! With strategic moves, stop waves of cute yet dangerous enemies and prevent them from reaching the end of the road. Enhance your tactics with a variety of cards and unique towers, and stand against Evo! Strategy and infinity await here.
- 9
Stick RPG 2: Director's Cut
Single-player alternative to Defend Your Castle — playable solo, no multiplayer required.
Get ready to enter the 2nd Dimension! Thrust into a bizarre and unfamiliar city and find your place among strange citizens. Work, Fight, Study, Eat, Drink, Gamble, Train, Sleep, Quest, Collect, Invest, Repeat.
- 10
Super Motherload
Single-player alternative to Defend Your Castle — playable solo, no multiplayer required. Shares Indie and Casual with Defend Your Castle.
Set on Mars in an alternate Cold-War era, Super Motherload is a 1 to 4-player couch co-op digging adventure with storyline by Image Comics' Kurtis Wiebe, a fully voiced cast of Soviet and American characters, and a procedurally-generated world that changes each time you play.
- 11
The Low Road
Single-player alternative to Defend Your Castle — playable solo, no multiplayer required. Shares Indie and Casual with Defend Your Castle.
Lie, blackmail, and steal your way down The Low Road. Rookie agent Noomi Kovacs must navigate her way through the world of corporate espionage in this dark spy comedy set in the 1970s.