Single-player games like Interstellar Airgap
Below are 16 single-player Steam games similar to Interstellar Airgap, 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 Interstellar Airgap page.
Ranked picks
- 1

Devil on Your Shoulder
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Indie and Adventure with Interstellar Airgap.
See your name in lights on Broadway! Find fame, fortune, and true love! All it costs is your immortal soul.
- 2

Temple of Endless Night
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Action and Indie with Interstellar Airgap.
When you discover that the Serpent of Chaos is trying to destroy Egypt, will you stand against him, or will you help spread his eternal darkness?
- 3

The Soul Stone War 2
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Action and Indie with Interstellar Airgap.
Overcome all obstacles by trusting in your own strength, the power of your Soul Stone, and your loyal companions. Become the legend you were born to be.
- 4

Social Services of the Doomed
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Indie and Adventure with Interstellar Airgap.
They have magic and fangs. You have red tape! When vampires, werewolves, wizards, and demons clash, you must mediate. Save your city, or sell your soul?
- 5

Arcadie II: Cold Lands
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Indie and Adventure with Interstellar Airgap.
You are the Monarch. Choose between diplomacy and tyranny. Romance allies or enemies. Your decisions define your rule and the fate of those closest to you in this character-driven interactive tale.
- 6

The Dragon and the Djinn
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Action and Indie with Interstellar Airgap.
You hold a djinn in a bottle. Make a wish! Will you slay the dragon, or overthrow the emir? Or will you free the djinn, and accept the consequences?
- 7

Blood for Poppies
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Action and Indie with Interstellar Airgap.
Uncover the dark and tortured legacy of mad science in this psychological horror interactive novel about entrapment and the lingering echoes of trauma.
- 8

The Life and Suffering of Sir Brante — Chapter 1&2
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Strategy and Indie with Interstellar Airgap.
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!
- 9

Fallen Hero: Rebirth
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Indie and Adventure with Interstellar Airgap.
They called you a hero; you call them fools. Use your telepathy romance old friends and fight new enemies as you become the greatest villain Los Diablos has ever known!
- 10

Fallen Hero: Retribution
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Action and Indie with Interstellar Airgap.
So you're a villain now? Let's see if you survive the experience.
- 11

Wayhaven Chronicles: Book One
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Indie and Adventure with Interstellar Airgap.
Your first case as a detective is forcing you to open your eyes to a world bigger than you thought. Or maybe it's better to keep them closed. Seems the supernatural didn’t get the memo that nothing exciting ever happens in the little town of Wayhaven.
- 12

Tin Star
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Indie and RPG with Interstellar Airgap.
Ride out into the Old West as a U.S. marshal in the biggest interactive novel ever made! Confront outlaws, find romance, defy the elements, and craft an enduring legend as you uncover a conspiracy whose deadly web stretches from San Francisco to New York City.
- 13

Community College Hero: Trial by Fire
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Indie and RPG with Interstellar Airgap.
Outwit your professors at superpower school! Ace your exams, date classmates, and bring down the nation’s most wanted villains to earn your degree.
- 14

Zombie Exodus: Safe Haven
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Indie and Adventure with Interstellar Airgap.
Zombies rise again at the dawn of Apocalypse! In this companion to the smash-hit Zombie Exodus, can you survive the early days of society's collapse?
- 15

Lords of Infinity
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Indie and RPG with Interstellar Airgap.
Lead an ancient and crumbling noble house in a rich gunpowder fantasy setting. Lie, bribe, and conspire to secure power and prestige – or to save a doomed kingdom from itself.
- 16

Wayhaven Chronicles: Book Two
Single-player alternative to Interstellar Airgap — playable solo, no multiplayer required. Shares Indie and Adventure with Interstellar Airgap.
Under the lights of the carnival, will romance and adventure bloom anew? The quiet town of Wayhaven is once again the center of supernatural occurrences.