Free games like Infested Fortress
Below are 8 free-to-play Steam games similar to Infested Fortress, 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 Infested Fortress page.
Ranked picks
- 1
Die in the Dungeon: Origins
Free-to-play alternative to Infested Fortress — no purchase or trial window. Shares Strategy and RPG with Infested Fortress.
Fight your way through a mysterious dungeon in this deck-building, turn-based roguelike game where you don't use cards, but DICE! Deal with enemies by combining dice on your board, boost their effects with magical relics, and discover the story behind Die in the Dungeon!
- 2
Epic Battle Fantasy 3
Free-to-play alternative to Infested Fortress — no purchase or trial window. Shares Adventure and RPG with Infested Fortress.
Epic Battle Fantasy 3 is a silly turn-based JRPG, full of useless NPCs, rabid cats, childish humor, unreasonably large weapons, anime boobs, and other nonsense. And it's totally free!
- 3
The Riftbreaker: Prologue
Free-to-play alternative to Infested Fortress — no purchase or trial window. Shares Strategy and Adventure with Infested Fortress.
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.
- 4
The Last Sovereign
Free-to-play alternative to Infested Fortress — no purchase or trial window. Shares Strategy and Adventure with Infested Fortress.
Explore a world torn between armies of lust and purity in which everything is more complex than it seems, deciding the fate of nations through might, politics, and finance. Every decision matters in an intricate saga that tracks thousands of variables.
- 5
The Life and Suffering of Sir Brante — Chapter 1&2
Free-to-play alternative to Infested Fortress — no purchase or trial window. Shares Strategy and Adventure with Infested Fortress.
A narrative-driven hardcore RPG set in a gritty world where the gods are real. Set out on a challenging lifetime journey, where every choice you make has a price to pay and consequence to it. Will you become an inquisitor, a judge, or conspire against the old order? Dare to decide!
- 6
Dota 2
Free-to-play alternative to Infested Fortress — no purchase or trial window. Shares Strategy with Infested Fortress.
Every day, millions of players worldwide enter battle as one of over a hundred Dota heroes. And no matter if it's their 10th hour of play or 1,000th, there's always something new to discover. With regular updates that ensure a constant evolution of gameplay, features, and heroes, Dota 2 has taken on a life of its own.
- 7
Path of Exile
Free-to-play alternative to Infested Fortress — no purchase or trial window. Shares Adventure with Infested Fortress.
You are an Exile, struggling to survive on the dark continent of Wraeclast, as you fight to earn power that will allow you to exact your revenge against those who wronged you. Path of Exile is an online Action RPG set in a dark fantasy world. The game is completely free and will never be pay-to-win.
- 8
Muck
Free-to-play alternative to Infested Fortress — no purchase or trial window. Shares Adventure with Infested Fortress.
Muck is a survival-roguelike. Collect resources, find items & build a base to survive for as long as you can.