Single-player games like First Days of Atlantis
Below are 8 single-player Steam games similar to First Days of Atlantis, 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 First Days of Atlantis page.
Ranked picks
- 1

Tiny Atolls
Single-player alternative to First Days of Atlantis — playable solo, no multiplayer required. Shares Strategy and Indie with First Days of Atlantis.
TINY ATOLLS is a minimalist building strategy game. Forge pathways across vibrant islands, unlock new tiles and complete quests to expand and change your world!
- 2

Isles & Tiles
Single-player alternative to First Days of Atlantis — playable solo, no multiplayer required. Shares Strategy and Indie with First Days of Atlantis.
Isles & Tiles is a turn-based colony builder with terraforming and deck-builder elements. Balance resource production and demands while raising your island, growing a colony, and providing for the needs of your settlers.
- 3

Rockets, Planes, Soldiers
Single-player alternative to First Days of Atlantis — playable solo, no multiplayer required. Shares Strategy and Casual with First Days of Atlantis.
Rock-paper-scissors's logic in a tabletop board with a hexgrid. A turn-based strategy game that starts simple enough to be instantly enjoyable but evolves into a challenging tactics based campaign in which every new unlock and every next battle has to be planned.
- 4

Seed of Light
Single-player alternative to First Days of Atlantis — playable solo, no multiplayer required. Shares Strategy and Indie with First Days of Atlantis.
Seed of Light is a cozy roguelite city builder about bringing light into a world swallowed by a dark fog. Manage your resources, find synergies, generate enough light to overcome the darkness and expand your territory!
- 5

Dawnmaker
Single-player alternative to First Days of Atlantis — playable solo, no multiplayer required. Shares Strategy with First Days of Atlantis.
Dawnmaker is a turn-based city building and deckbuilding game, made by 2 strategy fans. It feels like playing a solo board game. Build luminous cities, optimize your deck and create powerful combinations between buildings and cards to bring life back to a dead world. Play the demo now!
- 6

Satama Puzzle
Single-player alternative to First Days of Atlantis — playable solo, no multiplayer required. Shares Strategy and Casual with First Days of Atlantis.
Satama Puzzle is a relaxing building and puzzle game where you will optimize the layout of a Port of Unloading. Each level will have three random variable scoring conditions, so it will be a new experience each time. Try to beat your score!
- 7

TerraScape
Single-player alternative to First Days of Atlantis — playable solo, no multiplayer required. Shares Strategy and Indie with First Days of Atlantis.
Build gorgeous kingdoms on floating islands by strategically placing buildings in this cozy, medieval City-Puzzler. Discover secret combinations, take on weekly challenges and explore randomly generated maps in various single- and multiplayer game modes.
- 8

Wingspan
Single-player alternative to First Days of Atlantis — playable solo, no multiplayer required. Shares Strategy and Indie with First Days of Atlantis.
Wingspan is a relaxing, award-winning strategy card game about birds for 1 to 5 players. Each bird you play extends a chain of powerful combinations in one of your three habitats. Your goal is to discover and attract the best birds to your network of wildlife preserves.