Single-player games like Bloons Monkey City
Below are 13 single-player Steam games similar to Bloons Monkey City, 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 Bloons Monkey City page.
Ranked picks
- 1

Bloons TD 5
Single-player alternative to Bloons Monkey City — playable solo, no multiplayer required. Shares Action and Strategy with Bloons Monkey City.
Five-star tower defense with unrivaled depth and replayability. The Bloons are back in full HD glory and this time they mean business! Build awesome towers, choose your favorite upgrades, hire new Special Agents, and pop every last invading Bloon in the most popular tower defense series in history.
- 2

Bloons Adventure Time TD
Single-player alternative to Bloons Monkey City — playable solo, no multiplayer required. Shares Action and Strategy with Bloons Monkey City.
Defend Ooo from the Bloon invasion in this epic tower defense crossover.
- 3

Monsters are Coming!
Single-player alternative to Bloons Monkey City — playable solo, no multiplayer required. Shares Action and Strategy with Bloons Monkey City.
Beware, Monsters are Coming! In this Tower-Survivor rogue-lite, you protect an ever-moving city from unrelenting hordes. Gather resources, fortify defences, and survive for as long as you can. Will you reach the Ark?
- 4

Tower Factory
Single-player alternative to Bloons Monkey City — playable solo, no multiplayer required. Shares Action and Strategy with Bloons Monkey City.
Tower Factory is a tower defense and automation game with roguelite elements. Optimize resource production using conveyor systems while defending against monster waves. Can you find and destroy the enemy tower before it's too late?
- 5

clickyland
Single-player alternative to Bloons Monkey City — playable solo, no multiplayer required. Shares Strategy with Bloons Monkey City.
clickyland is a tower defense village builder where clicks are your main resource. Use clicks to harvest resources, fight enemies and manage your village, but use them wisely as you only get 20 clicks every day! Can you reach day 100?
- 6

Border Pioneer
Single-player alternative to Bloons Monkey City — playable solo, no multiplayer required. Shares Action and Strategy with Bloons Monkey City.
As the kingdom's most promising pioneer, embark on a legendary journey to tame the frontier! Build thriving towns across various landscapes, fending off waves of diverse enemies until you establish a firm foothold and have explored everything the eye can see!
- 7

Nordhold
Single-player alternative to Bloons Monkey City — playable solo, no multiplayer required. Shares Strategy with Bloons Monkey City.
Enemies are coming! Every decision matters: build your city, grow the economy, and prepare for enemy waves. Strengthen your defenses, adapt your strategy, and unleash your hero’s full potential. This unique Tower Defense will test your skills – are you worthy to claim a place at Valhalla?
- 8

Islets Defense
Single-player alternative to Bloons Monkey City — playable solo, no multiplayer required. Shares Strategy with Bloons Monkey City.
Islets Defense is a turn-based tower defense game in which you build a small village to gather resources and defend your castle. Carefully plan your actions, as each move brings the enemy waves closer! Strategize building placements and play your cards wisely, as timing and order are key.
- 9

Bloons TD 6
Single-player alternative to Bloons Monkey City — playable solo, no multiplayer required. Shares Strategy with Bloons Monkey City.
The Bloons are back and better than ever! Get ready for a massive 3D tower defense game designed to give you hours and hours of the best strategy gaming available.
- 10

SAS: Zombie Assault 4
Single-player alternative to Bloons Monkey City — playable solo, no multiplayer required. Shares Action and Free To Play with Bloons Monkey City.
Purge the undead! Intense action-shooter with deep rpg elements, including upgradeable guns and armor, unique class skills, and class special abilities. Entire game can be played single player or as a 4-player online co-op game, including PvP events like Last Man Standing.
- 11

Tower Keepers
Single-player alternative to Bloons Monkey City — playable solo, no multiplayer required.
Heroic strategy RPG with deep solo campaign and real-time head to head battles!
- 12

Countersnipe
Single-player alternative to Bloons Monkey City — playable solo, no multiplayer required. Shares Action and Free To Play with Bloons Monkey City.
Multiplayer Seek and Snipe
- 13

Ninja Kiwi Archive
Single-player alternative to Bloons Monkey City — playable solo, no multiplayer required. Shares Action and Strategy with Bloons Monkey City.
Enjoy some of the best loved Flash games of the past in this awesome time capsule of over 60 Ninja Kiwi classics. Experience a piece of history and play the original Flash games that spawned the worldwide phenomenon of Bloons TD.