Free games like Heroes of Science and Fiction
Below are 9 free-to-play Steam games similar to Heroes of Science and Fiction, 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 Heroes of Science and Fiction page.
Ranked picks
- 1
Grimm's Hollow
Free-to-play alternative to Heroes of Science and Fiction — no purchase or trial window. Shares Indie and RPG with Heroes of Science and Fiction.
A spooky, freeware RPG where you search the afterlife for your brother. Reap ghosts with your scythe, explore haunted caves, and eat ghostly treats on your journey through death.
- 2
Tails Noir: Prologue
Free-to-play alternative to Heroes of Science and Fiction — no purchase or trial window. Shares Indie and RPG with Heroes of Science and Fiction.
Tails Noir: Prologue is the first act of a post-noir narrative adventure. Become raccoon private eye Howard Lotor and explore dystopian Vancouver inhabited by animals as you uncover a deeply personal story of change and transformation.
- 3
of the Devil
Free-to-play alternative to Heroes of Science and Fiction — no purchase or trial window. Shares Indie with Heroes of Science and Fiction.
Immerse yourself in neon, smoke, and high-stakes legal gambles as a Defense Attorney with uniquely Killer insights in this episodic, diabolically stylish visual novel adventure game.
- 4
Aircar
Free-to-play alternative to Heroes of Science and Fiction — no purchase or trial window. Shares Indie with Heroes of Science and Fiction.
A simple immersive flying game built for VR. Pilot an aircar through a futuristic cityscape.
- 5
Die in the Dungeon: Origins
Free-to-play alternative to Heroes of Science and Fiction — no purchase or trial window. Shares Strategy and Indie with Heroes of Science and Fiction.
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!
- 6
D1AL-ogue
Free-to-play alternative to Heroes of Science and Fiction — no purchase or trial window. Shares Indie with Heroes of Science and Fiction.
Become an android repair technician in a cyberpunk city where the sun never rises. Rotate the unique circular puzzle 'D1AL' and merge modules to fix their broken bodies and hearts. Your precise repair is the conversation starter. Turn the dial and listen to their stories.
- 7
The Riftbreaker: Prologue
Free-to-play alternative to Heroes of Science and Fiction — no purchase or trial window. Shares Strategy and Indie with Heroes of Science and Fiction.
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.
- 8
The Last Sovereign
Free-to-play alternative to Heroes of Science and Fiction — no purchase or trial window. Shares Strategy and Indie with Heroes of Science and Fiction.
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.
- 9
Legion Hunters
Free-to-play alternative to Heroes of Science and Fiction — no purchase or trial window. Shares Strategy and Indie with Heroes of Science and Fiction.
Command your squad in a strategy-MMORPG. Unlock over 160 units and 10 races, upgrade your castle, and gear up to dominate global rankings. Prepare for the war to come!