Single-player games like Nauticalypse
Below are 9 single-player Steam games similar to Nauticalypse, 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 Nauticalypse page.
Ranked picks
- 1

Ice Fighter
Single-player alternative to Nauticalypse — playable solo, no multiplayer required. Shares Action and Strategy with Nauticalypse.
Ice Fighter is a fast-paced Tower Defense-like game where you battle enemies, scavenge for resources, manage upgrades, and build defenses. Melt enemies during the night and gather resources during the day.
- 2

Stack by stack
Single-player alternative to Nauticalypse — playable solo, no multiplayer required. Shares Action and Strategy with Nauticalypse.
Stack by stack is a tower defense game where you have to stop evil cunning robots from stealing the core! Craft towers from enemy robot parts, Printing new metal parts for towers on 3D printers, Mining ore, Shooting. Almost all objects in the game can be carried in a stack on your hands
- 3

Field of Growth: A Farmer's Odyssey
Single-player alternative to Nauticalypse — playable solo, no multiplayer required. Shares Action and Adventure with Nauticalypse.
Embark on a first-person farming simulator in Field of Growth: A Farmer's Odyssey. Cultivate your land, craft, gather resources, raise livestock, and defend your farm. Every sunrise brings new adventures. Are you ready to grow?
- 4

Medieval Survivors: Village Defense
Single-player alternative to Nauticalypse — playable solo, no multiplayer required. Shares Action and Strategy with Nauticalypse.
A first-person strategy game blending colony building, lane-based battles, tower defense, and action combat.
- 5

Mystic Hammer
Single-player alternative to Nauticalypse — playable solo, no multiplayer required. Shares Action and Strategy with Nauticalypse.
Mystic Hammer is a genre mashup of a lane defender strategy game with an Action RPG. Unlock powerful abilities and new characters while following a compelling story throughout multiple environments.
- 6

Badiya: Desert Survival
Single-player alternative to Nauticalypse — playable solo, no multiplayer required. Shares Action and Strategy with Nauticalypse.
Badiya is a Sandbox Survival RPG set in the WWI era desert lands. Badiya challenges you to brave the sands, take part in wars, ply the spice routes, or hunt for treasure as you strive to fulfill your ambitions.
- 7

Attack on Toys
Single-player alternative to Nauticalypse — playable solo, no multiplayer required. Shares Action and Strategy with Nauticalypse.
Relive Your Childhood Toys comes to life! Build your Army Toys, make battle scenario, watch the Toys battling each other, and customize your play with Attack on Toys Toy Box. Command your Army Toys to fight againts another toys strategically and keep them alive during battle!
- 8

The Riftbreaker
Single-player alternative to Nauticalypse — playable solo, no multiplayer required. Shares Action and Strategy with Nauticalypse.
The Riftbreaker is a solo or Co-op base-building, survival game with Action-RPG elements for up to 4 players. Hack & slash countless hordes of enemies. Build up your base, craft powerful weapons and research new inventions to survive.
- 9

The City Cards Challenge
Single-player alternative to Nauticalypse — playable solo, no multiplayer required. Shares Strategy with Nauticalypse.
Relax with this challenge by building your city and placing the cards buildings with different effects in an optimal way for the residents.