Single-player games like Phantasm
Below are 9 single-player Steam games similar to Phantasm, 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 Phantasm page.
Ranked picks
- 1

Protocol Non-Human
Single-player alternative to Phantasm — playable solo, no multiplayer required. Shares Action and Strategy with Phantasm.
A realistic first-person horror deduction game. Identify NON-HUMAN entities and navigate critical decisions within the Zone. Earn your survival, upgrade your booth, and-above all-don't let the NON-HUMANS in.
- 2

What Happened to Lily?
Single-player alternative to Phantasm — playable solo, no multiplayer required.
What Happened to Lily? Is a real-time first-person horror game. Discover the secrets and spooky truths behind the mysterious event at Miller Farm.
- 3

Lair of Torment
Single-player alternative to Phantasm — playable solo, no multiplayer required.
This is an indie horror game with first-person puzzles. Terror and fear have enveloped the city. The maniac has returned. You sneak into his lair to try and stop him before he goes too far...
- 4

Route8
Single-player alternative to Phantasm — playable solo, no multiplayer required.
"You're lost on Route 8. You must find a way to escape. This eerie road is terrifying.""Night falls, the phone rings. Who are you? You find yourself driving along Route 8, repeating endlessly."
- 5

İblis3:Phenomena
Single-player alternative to Phantasm — playable solo, no multiplayer required. Shares Action with Phantasm.
İBLİS 3: PHENOMENA is a first-person psychological horror game. Explore a mysterious house set in realistic, slow-paced, atmospheric, and disturbing environments. It contains no puzzle or exploration elements; it is entirely built on tension and psychological pressure.
- 6

Left Alone
Single-player alternative to Phantasm — playable solo, no multiplayer required. Shares Action with Phantasm.
Left Alone plunges you into a first-person psychological horror journey, where darkness and memories intertwine. As secrets emerge from shadows, use your wits to solve puzzles and explore haunting, forgotten locations. Every step echoes with the past; can you face the truths that await?
- 7

Christmas Story
Single-player alternative to Phantasm — playable solo, no multiplayer required. Shares Action and Strategy with Phantasm.
Christmas Story is a horror game filled with Christmas warmth and coziness, where every festive light hides darkness, and the sense of comfort fades with every step you take.
- 8

I'm on Observation Duty 5
Single-player alternative to Phantasm — playable solo, no multiplayer required.
As an employee of a mysterious organization your job is to monitor live surveillance camera footage and spot anomalies using your sharp eyes and good memory. Can you survive the entire night shift or will you succumb into paranoia?
- 9

Last Shot: Drunkman’s Roulette
Single-player alternative to Phantasm — playable solo, no multiplayer required. Shares Strategy with Phantasm.
A LETHAL strategic 2-player drinking MIND game of deduction and risk. Take turns choosing glasses from a grid. Apply effects. Make bets. Use deduction, bluffs, and dirty tricks — because someone's drinking the last shot, and it better not be you.