Free Conspiracy Games on Steam
Steam currently has 778 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 3/14/2025.
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. 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 holds the #1 spot for "best free Conspiracy game on Steam" with a Player Score of 87. Its score was calculated by analyzing a total of 2,804 reviews on Steam. This breaks down to a total of 2,557 positive reviews and 247 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 |
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 9,025 reviews on Steam. This breaks down to a total of 6,073 positive reviews and 2,952 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
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 81, placing it in the #3 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 816 reviews on Steam. This breaks down to a total of 697 positive reviews and 119 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 |
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 5,910 reviews on Steam. This breaks down to a total of 5,117 positive reviews and 793 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 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 #5 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 296 reviews on Steam. This breaks down to a total of 252 positive reviews and 44 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.
6. Мафия шахматы (Жмурки)
Tabletop mafia in a new 1v1 format. There is no communication in the game. You yourself play for the entire mafia team or the entire peaceful team. You have never seen such Mafia!
Мафия шахматы (Жмурки) has achieved a Player Score of 72, placing it in the #6 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 94 reviews on Steam. This breaks down to a total of 75 positive reviews and 19 negative reviews — making it "Mostly 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 | 3/10/2023 |
| Developers | |
| Publishers | |
| Steam App Id | 2295370 |
7. Mean Beans
Mean Beans is a FREE Battle Royale FPS where being the last bean alive isn't the only way to win! Play multiple rounds and collect points by not only being the last player standing, but killing other players as well! The bean with the most points at the end wins!
Mean Beans has achieved a Player Score of 73, placing it in the #7 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 157 reviews on Steam. This breaks down to a total of 124 positive reviews and 33 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Mean Beans on the Steam Deck (though some functionality may be limited).
| Release Date | 7/24/2023 |
| Developer | Devved Games |
| Publisher | Devved Games |
| Steam App Id | 2189040 |
8. ゴールド漁師 (金條釣手)
Follow VTUBER Omaimaimaii and pick up the fishing rod! Hook up the gold bars! Defend against the shameless marine creatures
ゴールド漁師 (金條釣手) has achieved a Player Score of 81, placing it in the #8 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 24 reviews on Steam. This breaks down to a total of 24 positive reviews and 0 negative reviews — making it "Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Release Date | 4/1/2025 |
| Developer | shico1011 |
| Publisher | Omaimaimaii |
| Steam App Id | 3519540 |
9. 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 #9 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 15 reviews on Steam. This breaks down to a total of 14 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, there is no confirmed information regarding Steam Deck support for this game.
| Release Date | 12/15/2023 |
| Developer | SIA UNIVERSE |
| Publisher | SIA UNIVERSE |
| Steam App Id | 2709980 |
10. Sayonara Sigil Sentry
The most intense game of "connect the dots" you'll ever play. Dodge waves of attacks while marking the points of "magic" runes to defeat 10 massive eldritch monstrosities.
Sayonara Sigil Sentry has achieved a Player Score of 77, placing it in the #10 spot for the best free Conspiracy games. Its score was calculated by analyzing a total of 12 reviews on Steam. This breaks down to a total of 12 positive reviews and 0 negative reviews — making it "Positive" on Steam.
It can be played and ran on both Windows and Linux systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Release Date | 3/26/2025 |
| Developer | ApeHardware |
| Publisher | ApeHardware |
| Steam App Id | 3576590 |
More Free Conspiracy Games
Explore even more rankings for the 100 best free Conspiracy games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 40 | 10/13/2015 | 87 | Free | Steam Charts | |
| 30 | 7/31/2017 | 66 | Free | Steam Charts | |
| 8 | 12/29/2020 | 81 | Free | Steam Charts | |
| 7 | 7/23/2020 | 84 | Free | Steam Charts | |
| 6 | 6/26/2023 | 79 | Free | Steam Charts | |
| 3 | 3/10/2023 | 72 | Free | Steam Charts | |
| 3 | 7/24/2023 | 73 | Free | Steam Charts | |
| 3 | 4/1/2025 | 81 | Free | Steam Charts | |
| 2 | 12/15/2023 | 75 | Free | Steam Charts | |
| 2 | 3/26/2025 | 77 | Free | Steam Charts | |
 | 2 | 3/13/2018 | 81 | Free | Steam Charts | |
 | 2 | 7/27/2020 | 84 | Free | Steam Charts | |
 | 2 | 10/3/2022 | 80 | Free | Steam Charts | |
 | 1 | 6/30/2023 | 63 | Free | Steam Charts | |
 | 1 | 5/9/2020 | 64 | Free | Steam Charts | |
 | 1 | 7/19/2024 | 76 | Free | Steam Charts | |
 | 1 | 2/16/2025 | 56 | Free | Steam Charts | |
 | 1 | 1/11/2021 | 70 | Free | Steam Charts | |
 | 1 | 2/15/2021 | 57 | Free | Steam Charts | |
 | 1 | 8/21/2022 | 73 | 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, March 14). Steam Store. Steam Store.
- Valve Corporation. (2025, March 14). Deus Ex: Revision on Steam. Steam Store.
- Valve Corporation. (2025, April 11). Secret World Legends on Steam. Steam Store.
- Valve Corporation. (2025, March 13). Hello Neighbor 2 Alpha 1 on Steam. Steam Store.
- Valve Corporation. (2025, April 9). Hello Neighbor 2 Alpha 1.5 on Steam. Steam Store.
- Valve Corporation. (2025, March 30). The Purge Dilemma on Steam. Steam Store.
- Valve Corporation. (2025, March 24). Мафия шахматы (Жмурки) on Steam. Steam Store.
- Valve Corporation. (2025, April 2). Mean Beans on Steam. Steam Store.
- Valve Corporation. (2025, April 4). ゴールド漁師 (金條釣手) on Steam. Steam Store.
- Valve Corporation. (2025, April 1). WhiteTrick on Steam. Steam Store.
- Valve Corporation. (2025, April 12). Sayonara Sigil Sentry on Steam. Steam Store.