Single-player games like Waves of the Atlantide
Below are 8 single-player Steam games similar to Waves of the Atlantide, 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 Waves of the Atlantide page.
Ranked picks
- 1

Planeticus
Single-player alternative to Waves of the Atlantide — playable solo, no multiplayer required. Shares Strategy and Indie with Waves of the Atlantide.
Planeticus offers to conquer new planets in the company of friends or strangers. The essence of the game is to capture planets, manage resources, create as many of your own super planets as possible and generate space invaders.
- 2

SkyInFlames
Single-player alternative to Waves of the Atlantide — playable solo, no multiplayer required. Shares Strategy and Early Access with Waves of the Atlantide.
Command drones, deploy mobile air defense systems and conduct tactical aerial operations. Choose your side - Ukrainian or Russian forces - and protect critical infrastructure in a realistic military simulation on a detailed map.
- 3

Stargazer's Terraforming Estate Co.
Single-player alternative to Waves of the Atlantide — playable solo, no multiplayer required. Shares Strategy and Indie with Waves of the Atlantide.
Stargazer's Terraforming Estate Company terraforms & sells planets for years. Be a respectful member of the family and monopolize the galaxy by building dyson spheres in the name of the company.
- 4

HexTD
Single-player alternative to Waves of the Atlantide — playable solo, no multiplayer required. Shares Strategy and Early Access with Waves of the Atlantide.
HexTD is a tower defense game where players can choose from 3 classes to defend their base. Deploy your machines, soldiers or elementals to create the enemies path and guard against powerful bosses, playing solo or with a friend to create a new experience in tower defense genre.
- 5

Moons That Belong
Single-player alternative to Waves of the Atlantide — playable solo, no multiplayer required. Shares Strategy and Early Access with Waves of the Atlantide.
Embark on a journey of strategy and domination in Moons That Belong, a 2D space strategy game that challenges your tactical prowess. Command your fleet, conquer planets, and outsmart your opponents in this visually captivating and intellectually engaging adventure.
- 6

Riftborne
Single-player alternative to Waves of the Atlantide — playable solo, no multiplayer required. Shares Strategy and Indie with Waves of the Atlantide.
Riftborne is a classic terminal based, real time, grand strategy game. Construct space ships. Take part in factional warfare. Hire galactic hit-men on your rivals. Raid neighbors for rare resources. Train spies to infiltrate enemy bases for key intel. Grow your empire to dominate the galaxy.
- 7

Driftland: The Magic Revival
Single-player alternative to Waves of the Atlantide — playable solo, no multiplayer required. Shares Strategy and Indie with Waves of the Atlantide.
After a devastating war between ancient mages, a powerful spell is all that holds together the shattered planet of Driftland. Take on the role of a powerful mage capable of moving and connecting floating lands, develop a mighty empire, and restore Driftland to its former glory!
- 8

Galactic Civilizations III
Single-player alternative to Waves of the Atlantide — playable solo, no multiplayer required. Shares Strategy with Waves of the Atlantide.
Build a civilization that will stand the test of time in the largest space-based strategy game ever! Choose from dozens of unique races and make a name for yourself across the galaxy through diplomacy, espionage, technological advances, and more.