Free Conspiracy Games on Steam
Steam currently has 1,053 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 2/3/2026.
Looking for more? Explore other lists such as:
- Best conspiracy games on Steam
- Best conspiracy Steam Deck games
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- 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 69. Its score was calculated by analyzing a total of 8,652 reviews on Steam. This breaks down to a total of 6,130 positive reviews and 2,522 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. Idle Guy: Life Simulator games
Life Business empire rich game. Boss millionaire idle games. Idle office tycoon
Idle Guy: Life Simulator games 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 149 reviews on Steam. This breaks down to a total of 106 positive reviews and 43 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on both Windows and Mac systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Release Date | 7/1/2025 |
| Developer | Heatherglade LTD |
| Publisher | Heatherglade Publishing KFT |
| Steam App Id | 3659020 |
3. 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 #3 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 9,173 reviews on Steam. This breaks down to a total of 6,188 positive reviews and 2,985 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.
4. 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 #4 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 3,092 reviews on Steam. This breaks down to a total of 2,839 positive reviews and 253 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 |
5. 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 #5 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 6,115 reviews on Steam. This breaks down to a total of 5,311 positive reviews and 804 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 |
6. 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 #6 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 5,531 reviews on Steam. This breaks down to a total of 4,643 positive reviews and 888 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 |
7. 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 #7 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 930 reviews on Steam. This breaks down to a total of 788 positive reviews and 142 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 |
8. Project Crypt
Project Crypt: The horror adventure about escaping a city overrun by monsters.
Project Crypt has achieved a Player Score of 80, placing it in the #8 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 354 reviews on Steam. This breaks down to a total of 303 positive reviews and 51 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 Project Crypt on the Steam Deck (though some functionality may be limited).
| Release Date | 5/13/2022 |
| Developer | Skullazon Interactive |
| Publisher | Skullazon Interactive |
| Steam App Id | 1988750 |
9. The Purge Dilemma
Do you have the intuition and cunning to successfully save yourself from the purges of a paranoid dictator? Prove your loyalty to the Tyrant in this social deduction game designed for 5-10 players.
The Purge Dilemma has achieved a Player Score of 79, placing it in the #9 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 300 reviews on Steam. This breaks down to a total of 255 positive reviews and 45 negative reviews — making it "Very 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.
10. Twilight Town
Delve up the darkest secrets of mystical city and unravel the web of intrigues in a compelling hidden object game Twilight Town!
Twilight Town has achieved a Player Score of 61, placing it in the #10 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 140 reviews on Steam. This breaks down to a total of 90 positive reviews and 50 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 | 12/4/2017 |
| Developer | Absolutist Ltd. |
| Publisher | Absolutist Ltd. |
| Steam App Id | 486460 |
More Free Conspiracy Games
Explore even more rankings for the 100 best free Conspiracy games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 215 | 8/25/2023 | 69 | Free | Steam Charts | |
| 81 | 7/1/2025 | 66 | Free | Steam Charts | |
| 33 | 7/31/2017 | 66 | Free | Steam Charts | |
| 28 | 10/13/2015 | 88 | Free | Steam Charts | |
| 22 | 7/23/2020 | 84 | Free | Steam Charts | |
| 17 | 3/13/2018 | 81 | Free | Steam Charts | |
| 11 | 12/29/2020 | 80 | Free | Steam Charts | |
| 5 | 5/13/2022 | 80 | Free | Steam Charts | |
| 3 | 6/26/2023 | 79 | Free | Steam Charts | |
| 3 | 12/4/2017 | 61 | Free | Steam Charts | |
 | 3 | 7/27/2020 | 84 | Free | Steam Charts | |
 | 2 | 8/27/2020 | 80 | Free | Steam Charts | |
 | 2 | 10/7/2022 | 88 | Free | Steam Charts | |
 | 2 | 3/10/2023 | 73 | Free | Steam Charts | |
 | 1 | 9/1/2022 | 67 | Free | Steam Charts | |
 | 1 | 8/21/2022 | 74 | Free | Steam Charts | |
 | 1 | 11/15/2021 | 71 | Free | Steam Charts | |
 | 1 | 10/27/2025 | 74 | Free | Steam Charts | |
 | 1 | 4/1/2025 | 84 | Free | Steam Charts | |
 | 1 | 5/18/2020 | 62 | 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. (2026, February 3). Steam Store. Steam Store.
- Valve Corporation. (2026, February 3). Town of Salem 2 on Steam. Steam Store.
- Valve Corporation. (2026, February 6). Idle Guy: Life Simulator games on Steam. Steam Store.
- Valve Corporation. (2025, October 9). Secret World Legends on Steam. Steam Store.
- Valve Corporation. (2026, February 1). Deus Ex: Revision on Steam. Steam Store.
- Valve Corporation. (2025, November 26). Hello Neighbor 2 Alpha 1.5 on Steam. Steam Store.
- Valve Corporation. (2025, October 25). The Council on Steam. Steam Store.
- Valve Corporation. (2025, November 26). Hello Neighbor 2 Alpha 1 on Steam. Steam Store.
- Valve Corporation. (2025, September 28). Project Crypt on Steam. Steam Store.
- Valve Corporation. (2025, September 13). The Purge Dilemma on Steam. Steam Store.
- Valve Corporation. (2025, November 13). Twilight Town on Steam. Steam Store.