Free Conspiracy Games on Steam
Steam currently has 1,015 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 12/5/2025.
Looking for more? Explore other lists such as:
- Best conspiracy games on Steam
- Best conspiracy Steam Deck games
- Best conspiracy Steam games for Mac OS
- 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 8,443 reviews on Steam. This breaks down to a total of 6,036 positive reviews and 2,407 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 9,149 reviews on Steam. This breaks down to a total of 6,167 positive reviews and 2,982 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. 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 #3 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 6,091 reviews on Steam. This breaks down to a total of 5,286 positive reviews and 805 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 |
4. 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 #4 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 910 reviews on Steam. This breaks down to a total of 771 positive reviews and 139 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 |
5. 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 #5 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 3,046 reviews on Steam. This breaks down to a total of 2,795 positive reviews and 251 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 |
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 5,482 reviews on Steam. This breaks down to a total of 4,602 positive reviews and 880 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. 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 #7 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 303 reviews on Steam. This breaks down to a total of 258 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.
8. Mr. Prepper: Prologue
Mr. Prepper: Prologue is a free standalone version of the game Mr. Prepper, featuring an essential part of the story.
Mr. Prepper: Prologue 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 2,545 reviews on Steam. This breaks down to a total of 2,117 positive reviews and 428 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.
| Release Date | 8/27/2020 |
| Franchise | Rejected Games |
| Developer | Rejected Games |
| Publishers | |
| Steam App Id | 1340530 |
9. Beneath a Steel Sky (1994)
After being abducted by brutal soldiers and his kinfolk butchered, Robert Foster finds himself in Union City - a vast metropolis under the tyranny of a fascist AI. Alone, save for the circuit board of his best friend, Foster must discover the sinister truth - and why they specifically came for him.
Beneath a Steel Sky (1994) has achieved a Player Score of 84, placing it in the #9 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 535 reviews on Steam. This breaks down to a total of 481 positive reviews and 54 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on both Windows and Linux systems. At the moment, it is possible to play Beneath a Steel Sky (1994) on the Steam Deck (though some functionality may be limited).
| Release Date | 7/27/2020 |
| Franchise | Revolution Software |
| Developer | Revolution Software Ltd |
| Publisher | Revolution Software Ltd |
| Steam App Id | 1368340 |
10. WhiteTrick
WhiteTrick is a turn-based multiplayer board game that pits police officers against second-hand dealer fraudsters. White evades the police and commits additional crimes. And the police deployed to prevent his further crimes investigate, find clues, guess his route, and apprehend White!
WhiteTrick has achieved a Player Score of 75, placing it in the #10 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 16 reviews on Steam. This breaks down to a total of 15 positive reviews and 1 negative reviews — making it "Positive" on Steam.
It can be played and ran on both Windows and Mac systems. At the moment, it is possible to play WhiteTrick on the Steam Deck (though some functionality may be limited).
| Release Date | 12/15/2023 |
| Developer | SIA UNIVERSE |
| Publisher | SIA UNIVERSE |
| Steam App Id | 2709980 |
More Free Conspiracy Games
Explore even more rankings for the 100 best free Conspiracy games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 293 | 8/25/2023 | 70 | Free | Steam Charts | |
| 45 | 7/31/2017 | 66 | Free | Steam Charts | |
| 34 | 7/23/2020 | 84 | Free | Steam Charts | |
| 24 | 12/29/2020 | 80 | Free | Steam Charts | |
| 22 | 10/13/2015 | 88 | Free | Steam Charts | |
| 11 | 3/13/2018 | 81 | Free | Steam Charts | |
| 7 | 6/26/2023 | 79 | Free | Steam Charts | |
| 6 | 8/27/2020 | 80 | Free | Steam Charts | |
| 4 | 7/27/2020 | 84 | Free | Steam Charts | |
| 4 | 12/15/2023 | 75 | Free | Steam Charts | |
 | 3 | 11/4/2022 | 68 | Free | Steam Charts | |
 | 3 | 12/4/2017 | 61 | Free | Steam Charts | |
 | 3 | 7/24/2023 | 74 | Free | Steam Charts | |
 | 3 | 5/13/2022 | 79 | Free | Steam Charts | |
 | 3 | 7/25/2022 | 86 | Free | Steam Charts | |
 | 2 | 5/9/2023 | 70 | Free | Steam Charts | |
 | 2 | 5/17/2024 | 70 | Free | Steam Charts | |
 | 1 | 9/1/2022 | 71 | Free | Steam Charts | |
 | 1 | 2/15/2021 | 59 | Free | Steam Charts | |
 | 1 | 12/1/2025 | 72 | 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, December 5). Steam Store. Steam Store.
- Valve Corporation. (2025, December 5). Town of Salem 2 on Steam. Steam Store.
- Valve Corporation. (2025, October 9). Secret World Legends on Steam. Steam Store.
- Valve Corporation. (2025, November 26). Hello Neighbor 2 Alpha 1.5 on Steam. Steam Store.
- Valve Corporation. (2025, November 26). Hello Neighbor 2 Alpha 1 on Steam. Steam Store.
- Valve Corporation. (2025, October 25). Deus Ex: Revision on Steam. Steam Store.
- Valve Corporation. (2025, October 25). The Council on Steam. Steam Store.
- Valve Corporation. (2025, September 13). The Purge Dilemma on Steam. Steam Store.
- Valve Corporation. (2025, November 26). Mr. Prepper: Prologue on Steam. Steam Store.
- Valve Corporation. (2025, November 29). Beneath a Steel Sky (1994) on Steam. Steam Store.
- Valve Corporation. (2025, October 30). WhiteTrick on Steam. Steam Store.