Free Conspiracy Games on Steam
Steam currently has 968 Conspiracy games available to download and play. Explore our list of the best free games ranked by popularity and ratings. Data for this list is calculated from reviews and player counts reported directly by Steam and will be updated in real-time. Free Conspiracy game rankings were last updated on 10/8/2025.
Looking for more? Explore other lists such as:
- Best conspiracy games on Steam
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- Best conspiracy Linux games on Steam
- Free Steam games
- Most played Steam games
- Best rated Steam games
1. Town of Salem 2
A multiplayer online social deduction game for 7–15 players. Use deception, strategy, and teamwork to find the truth—or get away with murder.
Town of Salem 2 holds the #1 spot for "best free Conspiracy game on Steam" with a Player Score of 70. Its score was calculated by analyzing a total of 8,268 reviews on Steam. This breaks down to a total of 5,937 positive reviews and 2,331 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Town of Salem 2 on the Steam Deck (though some functionality may be limited).
| Release Date | 8/25/2023 |
| Developer | BlankMediaGames LLC |
| Publishers | |
| Steam App Id | 2140510 |
2. Secret World Legends
Secret World Legends is a story-driven, shared-world action RPG that plunges players into a shadowy war against the supernatural, where ancient myths and legends cross over into the modern day.
Secret World Legends has achieved a Player Score of 66, placing it in the #2 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 9,130 reviews on Steam. This breaks down to a total of 6,153 positive reviews and 2,977 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run Secret World Legends on the Steam Deck.
3. Deus Ex: Revision
Deus Ex: Revision is a community-made overhaul of the 2000 classic. It features new environments, music, world-building detail, and bundles in some of the best modifications the fanbase has made, including Direct3D 9 rendering, high-res textures, high-detail models, and alt gameplay modes.
Deus Ex: Revision has achieved a Player Score of 88, placing it in the #3 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 2,992 reviews on Steam. This breaks down to a total of 2,742 positive reviews and 250 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Deus Ex: Revision on the Steam Deck (though some functionality may be limited).
| Release Date | 10/13/2015 |
| Developers | |
| Publisher | Caustic Creative |
| Steam App Id | 397550 |
4. Hello Neighbor 2 Alpha 1.5
Hello Neighbor 2 is a Stealth Horror Game where you’re being stalked by a mysterious creature as you try to track down Mr. Peterson (The Neighbor) who has disappeared after the events of the first game. Play against an advanced, self-learning AI that tracks and adapts to your every move.
Hello Neighbor 2 Alpha 1.5 has achieved a Player Score of 84, placing it in the #4 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 6,041 reviews on Steam. This breaks down to a total of 5,240 positive reviews and 801 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run Hello Neighbor 2 Alpha 1.5 on the Steam Deck.
| Release Date | 7/23/2020 |
| Franchise | Hello Neighbor Game |
| Developers | |
| Publisher | tinyBuild |
| Steam App Id | 1364960 |
5. The Council
Experience a Narrative Adventure where your choices and character growth truly matter. As a member of a 1793 secret society, live a tale of intrigue and manipulation on the hunt for your missing mother.
The Council has achieved a Player Score of 81, placing it in the #5 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 5,441 reviews on Steam. This breaks down to a total of 4,566 positive reviews and 875 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play The Council on the Steam Deck (though some functionality may be limited).
| Release Date | 3/13/2018 |
| Developer | Big Bad Wolf |
| Publisher | Focus Entertainment |
| Steam App Id | 287630 |
6. Hello Neighbor 2 Alpha 1
Alpha 1 of Hello Neighbor 2 is back! It is a Stealth Horror Game where you’re being stalked by a mysterious creature as you try to track down Mr. Peterson who has disappeared after the events of the first game. Play against an advanced, self-learning AI that adapts to your every move.
Hello Neighbor 2 Alpha 1 has achieved a Player Score of 80, placing it in the #6 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 885 reviews on Steam. This breaks down to a total of 751 positive reviews and 134 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Hello Neighbor 2 Alpha 1 on the Steam Deck (though some functionality may be limited).
| Release Date | 12/29/2020 |
| Franchise | Hello Neighbor Game |
| Developers | |
| Publisher | tinyBuild |
| Steam App Id | 1373880 |
7. The Fortress of Varnolis
Help guide a young boy escape a terrible nightmare in a castle. Discover the long buried secrets within the dark.The Fortress of Varnolis is a mystery horror game where you explore the deepest reaches of the ancient Fortress that you have awoken within.
The Fortress of Varnolis has achieved a Player Score of 69, placing it in the #7 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 13 reviews on Steam. This breaks down to a total of 11 positive reviews and 2 negative reviews — making it "Positive" on Steam.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Release Date | 10/12/2021 |
| Developer | Daniel Agerman |
| Publisher | Daniel Agerman |
| Steam App Id | 1714010 |
8. The Suits Have Gone Mad!
The Suits Have Gone Mad! is a brand new episodic horror brought to you by Blank Dream Studios. Unravel the mysteries behind the monopoly of Blake & Whitley Innovations and bring color into a dull world.
The Suits Have Gone Mad! has achieved a Player Score of 87, placing it in the #8 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 219 reviews on Steam. This breaks down to a total of 211 positive reviews and 8 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play The Suits Have Gone Mad! on the Steam Deck (though some functionality may be limited).
| Release Date | 5/4/2023 |
| Developer | Blank Dream Studios |
| Publisher | Blank Dream Studios |
| Steam App Id | 2110540 |
9. Waking Up: Way Back Home
A child infiltrates a spaceship to carry out a secret rescue mission. His objective is compromised when they must make a forced landing on a strange planet. Explore this mysterious place, overcome obstacles, and find the way back home!
Waking Up: Way Back Home has achieved a Player Score of 80, placing it in the #9 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 85 reviews on Steam. This breaks down to a total of 77 positive reviews and 8 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Release Date | 9/19/2023 |
| Developers | |
| Publishers | |
| Steam App Id | 2542530 |
10. Sparky Marky: Episode 1
Explore an abandoned children's recreational camp and uncover the dark secrets covered up by its founders. Find clues and apply specific commands in the Discord channel to find out what truly happened. But be careful: Sparky has been activated and the monster inside of it never sleeps…
Sparky Marky: Episode 1 has achieved a Player Score of 62, placing it in the #10 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 232 reviews on Steam. This breaks down to a total of 151 positive reviews and 81 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Release Date | 4/14/2023 |
| Franchise | Clapperheads |
| Developer | Clapperheads |
| Publisher | Clapperheads |
| Steam App Id | 2380240 |
More Free Conspiracy Games
Explore even more rankings for the 100 best free Conspiracy games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 279 | 8/25/2023 | 70 | Free | Steam Charts | |
| 45 | 7/31/2017 | 66 | Free | Steam Charts | |
| 44 | 10/13/2015 | 88 | Free | Steam Charts | |
| 15 | 7/23/2020 | 84 | Free | Steam Charts | |
| 8 | 3/13/2018 | 81 | Free | Steam Charts | |
| 5 | 12/29/2020 | 80 | Free | Steam Charts | |
| 4 | 10/12/2021 | 69 | Free | Steam Charts | |
| 2 | 5/4/2023 | 87 | Free | Steam Charts | |
| 2 | 9/19/2023 | 80 | Free | Steam Charts | |
| 2 | 4/14/2023 | 62 | Free | Steam Charts | |
 | 2 | 5/13/2022 | 79 | Free | Steam Charts | |
 | 2 | 12/15/2023 | 75 | Free | Steam Charts | |
 | 2 | 7/24/2023 | 73 | Free | Steam Charts | |
 | 2 | 11/5/2022 | 67 | Free | Steam Charts | |
 | 1 | 6/5/2024 | 63 | Free | Steam Charts | |
 | 1 | 5/9/2020 | 64 | Free | Steam Charts | |
 | 1 | 8/31/2025 | 67 | Free | Steam Charts | |
 | 1 | 2/14/2021 | 57 | Free | Steam Charts | |
 | 1 | 8/21/2022 | 73 | Free | Steam Charts | |
 | 1 | 12/10/2024 | 78 | Free | Steam Charts |
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Player counts and rankings are enriched, analyzed, and updated in real-time to ensure we surface the most up-to-date insights. Learn more about the Steambase approach to data collection and our review methodology.
- Valve Corporation. (2025, October 8). Steam Store. Steam Store.
- Valve Corporation. (2025, October 8). Town of Salem 2 on Steam. Steam Store.
- Valve Corporation. (2025, October 9). Secret World Legends on Steam. Steam Store.
- Valve Corporation. (2025, October 13). Deus Ex: Revision on Steam. Steam Store.
- Valve Corporation. (2025, October 10). Hello Neighbor 2 Alpha 1.5 on Steam. Steam Store.
- Valve Corporation. (2025, October 15). The Council on Steam. Steam Store.
- Valve Corporation. (2025, September 27). Hello Neighbor 2 Alpha 1 on Steam. Steam Store.
- Valve Corporation. (2025, October 7). The Fortress of Varnolis on Steam. Steam Store.
- Valve Corporation. (2025, September 14). The Suits Have Gone Mad! on Steam. Steam Store.
- Valve Corporation. (2025, September 28). Waking Up: Way Back Home on Steam. Steam Store.
- Valve Corporation. (2025, October 14). Sparky Marky: Episode 1 on Steam. Steam Store.