Free Thriller Games on Steam
Steam currently has 2,762 Thriller 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 Thriller game rankings were last updated on 7/12/2025.
Looking for more? Explore other lists such as:
- Best thriller games on Steam
- Best thriller Steam Deck games
- Best thriller Steam games for Mac OS
- Best thriller Linux games on Steam
- Free Steam games
- Most played Steam games
- Best rated Steam games
1. Caliber
Caliber is a team-based online shooter focused on special forces units from all over the world. More than 70 operators with unique abilities and weapons as well as various game modes and maps are waiting for you.
Caliber holds the #1 spot for "best free Thriller game on Steam" with a Player Score of 75. Its score was calculated by analyzing a total of 20,765 reviews on Steam. This breaks down to a total of 15,778 positive reviews and 4,987 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 Caliber on the Steam Deck (though some functionality may be limited).
| Release Date | 4/12/2023 |
| Franchise | 1C Game Studios |
| Developer | 1C Game Studios |
| Publishers | |
| Steam App Id | 307950 |
2. Book of Yog Idle RPG
The Book of Yog is a 3D idle RPG game presented with a Cel-Shading art style. You can rally heroes, develop the kingdom and explore the secrets of a lost world. Dozens of heroes, hundreds of skills, thousands of loot for you to combine freely. Come to embark on a journey to build the strongest team!
Book of Yog Idle RPG has achieved a Player Score of 63, placing it in the #2 spot for the best free Thriller games. Its score was calculated by analyzing a total of 7,565 reviews on Steam. This breaks down to a total of 4,865 positive reviews and 2,700 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Book of Yog Idle RPG on the Steam Deck (though some functionality may be limited).
3. Poppy Playtime
You must stay alive in this horror/puzzle adventure. Try to survive the vengeful toys waiting for you in the abandoned toy factory. Use your GrabPack to hack electrical circuits or nab anything from afar. Explore the mysterious facility... and don't get caught.
Poppy Playtime has achieved a Player Score of 84, placing it in the #3 spot for the best free Thriller games. Its score was calculated by analyzing a total of 100,282 reviews on Steam. This breaks down to a total of 85,348 positive reviews and 14,934 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 Poppy Playtime on the Steam Deck.
| Release Date | 10/12/2021 |
| Developer | Mob Entertainment |
| Publisher | Mob Entertainment |
| Steam App Id | 1721470 |
4. Riichi City × OVERLORD
Riichi City is a competitive urban-style Anime mahjong game, featuring beginner-friendly mahjong tutorials, Ranked Matches and tournaments crowded with masters! Spice up the experience with our ACG characters voiced by famous CVs, and attractive items and decorations! Set off for Riichi City now!
Riichi City × OVERLORD has achieved a Player Score of 51, placing it in the #4 spot for the best free Thriller games. Its score was calculated by analyzing a total of 3,739 reviews on Steam. This breaks down to a total of 1,894 positive reviews and 1,845 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Riichi City × OVERLORD on the Steam Deck (though some functionality may be limited).
| Release Date | 9/8/2022 |
| Developer | Formirai Co., Ltd. |
| Publisher | Formirai Co., Ltd. |
| Steam App Id | 1954420 |
5. Romance Club - Stories I Play
Immerse yourself in romantic visual stories where you control what happens!
Romance Club - Stories I Play has achieved a Player Score of 75, placing it in the #5 spot for the best free Thriller games. Its score was calculated by analyzing a total of 852 reviews on Steam. This breaks down to a total of 673 positive reviews and 179 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 Romance Club - Stories I Play on the Steam Deck (though some functionality may be limited).
| Release Date | 10/13/2023 |
| Developer | Your Story Interactive |
| Publisher | Your Story Interactive |
| Steam App Id | 2433470 |
6. Garten of Banban 0
Explore the origins of the mysterious Banban’s Kindergarten. Survive the dark past of the establishment. Try to make some friends. Uncover the truth behind the place, and who you are…
Garten of Banban 0 has achieved a Player Score of 70, placing it in the #6 spot for the best free Thriller games. Its score was calculated by analyzing a total of 2,890 reviews on Steam. This breaks down to a total of 2,073 positive reviews and 817 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 | 2/21/2025 |
| Franchise | Euphoric Universe |
| Developer | Euphoric Brothers |
| Publisher | Euphoric Brothers |
| Steam App Id | 3300410 |
7. 死寂（Deathly Stillness）
This is a boring zombie game with no plot, not an officially released game, please don't have high expectations.
死寂（Deathly Stillness） has achieved a Player Score of 93, placing it in the #7 spot for the best free Thriller games. Its score was calculated by analyzing a total of 21,612 reviews on Steam. This breaks down to a total of 20,682 positive reviews and 930 negative reviews — making it "Overwhelmingly Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play 死寂（Deathly Stillness） on the Steam Deck (though some functionality may be limited).
8. Operation: Tango - Friend Pass
Download the Friend Pass and play for free with a friend who owns the full Operation: Tango game. It takes two to save the world, but it only takes one to pay for it.
Operation: Tango - Friend Pass has achieved a Player Score of 82, placing it in the #8 spot for the best free Thriller games. Its score was calculated by analyzing a total of 2,078 reviews on Steam. This breaks down to a total of 1,789 positive reviews and 289 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 Operation: Tango - Friend Pass on the Steam Deck.
| Release Date | 8/28/2020 |
| Developer | Clever Plays |
| Publisher | Clever Plays |
| Steam App Id | 1377150 |
9. Mysterious School
"Mysterious School" is a horror game that supports multi player online and single player. Why do girls often cry on campus at midnight? What happened to the once famous No.1 middle school? Take your partner, find out the truth that the young girl has become a zombie, and help the girl reincarnate.
Mysterious School has achieved a Player Score of 39, placing it in the #9 spot for the best free Thriller games. Its score was calculated by analyzing a total of 1,580 reviews on Steam. This breaks down to a total of 592 positive reviews and 988 negative reviews — making it "Mostly Negative" 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 | 2/17/2023 |
| Developers | |
| Publishers | |
| Steam App Id | 2084940 |
10. Love In The Dark
In this multiplayer horror game, a loving couple receives an invitation from a wealthy man for an event. Despite my concerns, she insists on going. To protect her, I decide to secretly join and keep her safe.
Love In The Dark has achieved a Player Score of 42, placing it in the #10 spot for the best free Thriller games. Its score was calculated by analyzing a total of 209 reviews on Steam. This breaks down to a total of 84 positive reviews and 125 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 | 9/28/2023 |
| Developers | |
| Publishers | |
| Steam App Id | 2520870 |
More Free Thriller Games
Explore even more rankings for the 100 best free Thriller games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 711 | 4/12/2023 | 75 | Free | Steam Charts | |
| 651 | 4/25/2025 | 63 | Free | Steam Charts | |
| 596 | 10/12/2021 | 84 | Free | Steam Charts | |
| 551 | 9/8/2022 | 51 | Free | Steam Charts | |
| 87 | 10/13/2023 | 75 | Free | Steam Charts | |
| 78 | 2/21/2025 | 70 | Free | Steam Charts | |
| 70 | 9/4/2021 | 93 | Free | Steam Charts | |
| 45 | 8/28/2020 | 82 | Free | Steam Charts | |
| 20 | 2/17/2023 | 39 | Free | Steam Charts | |
| 20 | 9/28/2023 | 42 | Free | Steam Charts | |
 | 19 | 10/15/2019 | 91 | Free | Steam Charts | |
 | 18 | 10/12/2019 | 89 | Free | Steam Charts | |
 | 17 | 1/6/2023 | 52 | Free | Steam Charts | |
![[Nightmare Files] Clap Clap steam charts](https://cdn.akamai.steamstatic.com/steam/apps/2933290/header.jpg) | 17 | 6/4/2024 | 92 | Free | Steam Charts | |
 | 15 | 2/6/2025 | 93 | Free | Steam Charts | |
 | 12 | 4/20/2024 | 91 | Free | Steam Charts | |
 | 10 | 10/19/2017 | 80 | Free | Steam Charts | |
 | 9 | 10/31/2022 | 75 | Free | Steam Charts | |
 | 9 | 11/20/2024 | 77 | Free | Steam Charts | |
 | 8 | 12/22/2020 | 83 | 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, July 12). Steam Store. Steam Store.
- Valve Corporation. (2025, July 12). Caliber on Steam. Steam Store.
- Valve Corporation. (2025, July 16). Book of Yog Idle RPG on Steam. Steam Store.
- Valve Corporation. (2025, July 12). Poppy Playtime on Steam. Steam Store.
- Valve Corporation. (2025, July 16). Riichi City × OVERLORD on Steam. Steam Store.
- Valve Corporation. (2025, July 17). Romance Club - Stories I Play on Steam. Steam Store.
- Valve Corporation. (2025, July 12). Garten of Banban 0 on Steam. Steam Store.
- Valve Corporation. (2025, July 18). 死寂（Deathly Stillness） on Steam. Steam Store.
- Valve Corporation. (2025, July 2). Operation: Tango - Friend Pass on Steam. Steam Store.
- Valve Corporation. (2025, June 24). Mysterious School on Steam. Steam Store.
- Valve Corporation. (2025, July 19). Love In The Dark on Steam. Steam Store.