Single-player games like Windmill Kings
Below are 16 single-player Steam games similar to Windmill Kings, 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 Windmill Kings page.
Ranked picks
- 1

Sky Cannoneer
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Strategy and Indie with Windmill Kings.
Build up your fortifications, place your cannons, and fire at the enemy forces! Improve your Battle Haven with powerful upgrades while playing through a story campaign comprised of dozens of scenarios with unique mission types and multiple boss fights! Take to the sky and win!
- 2

Mushroom Wars 2
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Strategy and Indie with Windmill Kings.
In Mushroom Wars 2, enemy tribes of feisty mushroom creatures face off in short but fierce RTS battles. Step into the shoes of a fearless Mushroom Commander, choose a hero to lead your army, and take control of the battlefield in a variety of multiplayer modes or challenging story campaign.
- 3

Age of Defense: Prehistory
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Strategy and Indie with Windmill Kings.
The most addicting tower defense game, packed with monsters and tough defenders, all of which fit perfectly into the cartoonish environment. Prehistory is a prologue for the main story Age of Defense.
- 4

Small World
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Strategy and Indie with Windmill Kings.
CONTROL FANTASY RACES, SET OFF TO CONQUER NEW LANDS, OVERTHROW YOUR ENEMIES AND CLAIM THE VICTORY! In this digital adaptation of the legendary board game, dive into a world inhabited by whimsical fantasy races.
- 5

Death Crown
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Strategy and Indie with Windmill Kings.
Death Crown is a minimalist real time strategy game in a 1bit style, where you will be play Death herself, commanding her legions of death, and punishing humanity's Kingdom for its overconfidence.
- 6

Countless Army
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Strategy and Indie with Windmill Kings.
Become the villain and raise an army of undead in this real-time reverse tower defense strategy game. Send waves of monsters to battle and aid them with your evil magic until they break your enemies’ defenses. It’s time for you to rule over the continent with an iron fist as its Dark Lord!
- 7

Mushroom Wars
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Strategy and Indie with Windmill Kings.
Mushroom Wars is a dynamic real-time strategy game, where smart strategy meets furious action in epic PvP and PvE battles.
- 8

Might & Magic: Clash of Heroes - Definitive Edition
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Strategy and Casual with Windmill Kings.
Plan your next move wisely, every additional combo can make the difference! Whether in solo or duo, online or offline, mix and match your units to defeat your enemies in this Definitive Edition of Might & Magic: Clash of Heroes!
- 9

Son of a Witch
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Indie with Windmill Kings.
Action roguelike for 1-4 players with cute graphics and deep game mechanics. Combine dozens of different weapons, magic items, potions and spells with unique effects to beat 8 enemy factions and 28 bosses. Can you find the ancient goblin artifact at the end of the dungeon?
- 10

Crypto Miner Tycoon Simulator
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Indie with Windmill Kings.
Build rigs to mine Bitcoin, Ethereum and other cryptocurrency. Trade on the market to grow wealth. Expand your business into new offices. Hire skilled employees and assign tasks. Use cash from your mega farms to research new technologies and reach the goal of each scenario.
- 11

Clutchtime™: Basketball Deckbuilder
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Strategy and Indie with Windmill Kings.
Build your perfect deck and become a Champion.
- 12

Rogue Bit
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Indie with Windmill Kings.
A single bit of computer memory became sentient and decided to escape from digital into the real world. Explore RAM, modify bytes and hack machine code and CPU registers to set it free.
- 13

Seeders
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Indie with Windmill Kings.
A puzzle platformer with funky physics and mind boggling puzzles requiring out-of-the-box thinking and persistence. Only a few players were able to complete the game. Can you handle it?
- 14

Quest for the Golden Duck
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Indie with Windmill Kings.
Run around the maze collecting coins while being chased by spooky monsters. Outsmart the enemies in 4-player co-op games, or play the versus mode as a monster to prevent the other team from stealing all the gold from the castle.
- 15

The Game is ON
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Indie and Casual with Windmill Kings.
Boris wants to learn English, but he's having problems with idioms. Solve wacky puzzles to discover hidden phrases and help him out. The Game is ON.
- 16

Block Buster Billy
Single-player alternative to Windmill Kings — playable solo, no multiplayer required. Shares Strategy and Indie with Windmill Kings.
An alien family had a picnic on Billy's island. They had to leave in a hurry, causing Junior to forget his cubes. Can you help Billy figure out the mind-boggling alien puzzles?