Free games like Polaris Sector
Below are 8 free-to-play Steam games similar to Polaris Sector, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Polaris Sector page.
Ranked picks
- 1
The Lab
Free-to-play alternative to Polaris Sector — no purchase or trial window.
Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!
- 2
Landfall Archives
Free-to-play alternative to Polaris Sector — no purchase or trial window. Shares Strategy with Polaris Sector.
Break into the Landfall Archives to steal and play previously unreleased games, demos, interactive slide shows, and even an unreleased version of Totally Accurate Battle Simulator from 2017!
- 3
South Scrimshaw, Part One
Free-to-play alternative to Polaris Sector — no purchase or trial window.
South Scrimshaw is the story of a newborn whale in a vast alien ocean. It is a richly illustrated experimental visual novel, written in the style of a nature documentary.
- 4
The Riftbreaker: Prologue
Free-to-play alternative to Polaris Sector — no purchase or trial window. Shares Strategy with Polaris Sector.
The Riftbreaker: Prologue allows you to experience the events taking place before the story campaign of the main game. Explore an entirely new world. Gather resources. Build up a base. Defend yourself from thousands of alien creatures.
- 5
Crusader Kings II
Free-to-play alternative to Polaris Sector — no purchase or trial window. Shares Strategy and Simulation with Polaris Sector.
Explore one of the defining periods in world history in an experience crafted by the masters of Grand Strategy.
- 6
PlanetSide 2
Free-to-play alternative to Polaris Sector — no purchase or trial window.
PlanetSide 2 is an all-out planetary war, where thousands of players battle as one across enormous continents. Utilize infantry, ground and air vehicles, and teamwork to destroy your enemies in this revolutionary first-person shooter on a massive scale.
- 7
Limbus Company
Free-to-play alternative to Polaris Sector — no purchase or trial window.
As the Executive Manager of Limbus Company, lead your group of twelve Sinners, venture into the buried facilities of Lobotomy Corporation, and lay claim on the Golden Boughs.
- 8
AdVenture Capitalist
Free-to-play alternative to Polaris Sector — no purchase or trial window.
Welcome, eager young investor, to AdVenture Capitalist! Arguably the world's greatest Capitalism simulator!