Free Experimental Games on Steam
Steam currently has 1,564 Experimental 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 Experimental game rankings were last updated on 10/1/2025.
Looking for more? Explore other lists such as:
- Best experimental games on Steam
- Best experimental Steam Deck games
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- Best experimental Linux games on Steam
- Free Steam games
- Most played Steam games
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1. Eternal Return
Eternal Return is a free-to-play, 2.5D perspective Battle Royale game. Search, Craft, Hunt, and Fight using a variety of characters. Plan your strategy and become the last survivor on this eternal experiment.
Eternal Return holds the #1 spot for "best free Experimental game on Steam" with a Player Score of 75. Its score was calculated by analyzing a total of 68,936 reviews on Steam. This breaks down to a total of 52,155 positive reviews and 16,781 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 Eternal Return on the Steam Deck (though some functionality may be limited).
| Release Date | 7/20/2023 |
| Developer | Nimble Neuron |
| Publishers | |
| Steam App Id | 1049590 |
2. Idle Slayer
Idle Slayer is an incremental game with idle and active playstyle mechanics, medieval pixel art visuals and retro 8-bit sounds and music.
Idle Slayer has achieved a Player Score of 83, placing it in the #2 spot for the best free Experimental games. Its score was calculated by analyzing a total of 9,289 reviews on Steam. This breaks down to a total of 7,940 positive reviews and 1,349 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Release Date | 12/21/2020 |
| Developer | Pablo Leban |
| Publisher | Pablo Leban |
| Steam App Id | 1353300 |
3. Animaze by FaceRig
Livestream, chat, or create videos as world-class 2D and 3D avatars. Use one of the over 60 avatars provided or import your own 2D, 3D, VRM, or Ready Player Me model. Animaze is powering PuffPuff, one of the top real-time mocap virtual beings on TikTok with 4.7 million followers.
Animaze by FaceRig has achieved a Player Score of 68, placing it in the #3 spot for the best free Experimental games. Its score was calculated by analyzing a total of 3,426 reviews on Steam. This breaks down to a total of 2,386 positive reviews and 1,040 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 Animaze by FaceRig on the Steam Deck.
| Release Date | 11/17/2021 |
| Developer | Holotech Studios Inc. |
| Publisher | Holotech Studios Inc. |
| Steam App Id | 1364390 |
4. Virtual Cottage
Virtual Cottage gives you a comfy place to rest and be productive without any distractions. Open the game, set yourself a goal and enjoy the atmosphere.
Virtual Cottage has achieved a Player Score of 95, placing it in the #4 spot for the best free Experimental games. Its score was calculated by analyzing a total of 10,637 reviews on Steam. This breaks down to a total of 10,397 positive reviews and 240 negative reviews — making it "Overwhelmingly Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Virtual Cottage on the Steam Deck (though some functionality may be limited).
5. Yume Nikki
This is a game in which you traverse the extremely dark world inside a dream.
Yume Nikki has achieved a Player Score of 91, placing it in the #5 spot for the best free Experimental games. Its score was calculated by analyzing a total of 9,147 reviews on Steam. This breaks down to a total of 8,609 positive reviews and 538 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 Yume Nikki on the Steam Deck (though some functionality may be limited).
6. Magic Archery
Train a commoner to become the greatest archer in this short incremental game! Increase your stats, gather wealth from quests, buy upgrades, and infuse your arrows with magic.
Magic Archery has achieved a Player Score of 95, placing it in the #6 spot for the best free Experimental games. Its score was calculated by analyzing a total of 6,637 reviews on Steam. This breaks down to a total of 6,544 positive reviews and 93 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 Magic Archery on the Steam Deck (though some functionality may be limited).
| Release Date | 10/4/2024 |
| Developers | |
| Publishers | |
| Steam App Id | 2905170 |
7. TELEFORUM
TELEFORUM is a found-footage-styled horror game exploring the unknown side of media. You’re visiting a widow’s apartment to conduct an interview about her husband's death. But that’s not the main reason why you’re here. It’s all about the tape, isn’t it?
TELEFORUM has achieved a Player Score of 88, placing it in the #7 spot for the best free Experimental games. Its score was calculated by analyzing a total of 3,126 reviews on Steam. This breaks down to a total of 2,872 positive reviews and 254 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Release Date | 10/19/2023 |
| Franchise | CRITICAL REFLEX |
| Developer | Monumental Collab |
| Publishers | |
| Steam App Id | 2186570 |
8. BABBDI
Find your way out of BABBDI. A short, first person exploration experience.
BABBDI has achieved a Player Score of 94, placing it in the #8 spot for the best free Experimental games. Its score was calculated by analyzing a total of 7,017 reviews on Steam. This breaks down to a total of 6,859 positive reviews and 158 negative reviews — making it "Overwhelmingly Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play BABBDI on the Steam Deck (though some functionality may be limited).
| Release Date | 12/22/2022 |
| Developers | |
| Publisher | Lemaitre Bros |
| Steam App Id | 2240530 |
9. Simplode Suite
Simplode Suite is a toolset which does all kinds of things. You can dynamically balance microphone and speaker volume, force borderless fullscreen, optimize your CPU power settings, take partial screenshots, create click through borderless/windowed mode overlays, and so much more.
Simplode Suite has achieved a Player Score of 61, placing it in the #9 spot for the best free Experimental games. Its score was calculated by analyzing a total of 50 reviews on Steam. This breaks down to a total of 33 positive reviews and 17 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 Simplode Suite on the Steam Deck.
| Release Date | 9/29/2020 |
| Developer | Simplode LLC |
| Publisher | Simplode LLC |
| Steam App Id | 1242710 |
10. The Walking Fish 2: Final Frontier
The Walking Fish returns, this time in space, in an all-new fish comedy horror experience. Stuck on a space station, you have to solve the mystery of the Walking Fish, and escape its terror.
The Walking Fish 2: Final Frontier has achieved a Player Score of 84, placing it in the #10 spot for the best free Experimental games. Its score was calculated by analyzing a total of 453 reviews on Steam. This breaks down to a total of 408 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.
| Release Date | 6/1/2020 |
| Developers | |
| Publishers | |
| Steam App Id | 1281200 |
More Free Experimental Games
Explore even more rankings for the 100 best free Experimental games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 2,999 | 7/20/2023 | 75 | Free | Steam Charts | |
| 1,215 | 12/21/2020 | 83 | Free | Steam Charts | |
| 348 | 11/17/2021 | 68 | Free | Steam Charts | |
| 255 | 10/7/2020 | 95 | Free | Steam Charts | |
| 46 | 1/9/2018 | 91 | Free | Steam Charts | |
| 36 | 10/4/2024 | 95 | Free | Steam Charts | |
| 12 | 10/19/2023 | 88 | Free | Steam Charts | |
| 9 | 12/22/2022 | 94 | Free | Steam Charts | |
| 7 | 9/29/2020 | 61 | Free | Steam Charts | |
| 6 | 6/1/2020 | 84 | Free | Steam Charts | |
 | 5 | 8/31/2024 | 76 | Free | Steam Charts | |
 | 5 | 8/31/2016 | 68 | Free | Steam Charts | |
 | 4 | 2/14/2014 | 90 | Free | Steam Charts | |
 | 4 | 3/5/2021 | 71 | Free | Steam Charts | |
 | 3 | 9/15/2014 | 70 | Free | Steam Charts | |
 | 3 | 6/19/2021 | 62 | Free | Steam Charts | |
 | 3 | 12/4/2015 | 90 | Free | Steam Charts | |
 | 3 | 10/28/2009 | 70 | Free | Steam Charts | |
 | 3 | 8/28/2015 | 84 | Free | Steam Charts | |
 | 2 | 8/29/2020 | 69 | 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 1). Steam Store. Steam Store.
- Valve Corporation. (2025, October 1). Eternal Return on Steam. Steam Store.
- Valve Corporation. (2025, October 1). Idle Slayer on Steam. Steam Store.
- Valve Corporation. (2025, September 30). Animaze by FaceRig on Steam. Steam Store.
- Valve Corporation. (2025, September 27). Virtual Cottage on Steam. Steam Store.
- Valve Corporation. (2025, September 27). Yume Nikki on Steam. Steam Store.
- Valve Corporation. (2025, August 18). Magic Archery on Steam. Steam Store.
- Valve Corporation. (2025, September 27). TELEFORUM on Steam. Steam Store.
- Valve Corporation. (2025, September 30). BABBDI on Steam. Steam Store.
- Valve Corporation. (2025, September 27). Simplode Suite on Steam. Steam Store.
- Valve Corporation. (2025, September 22). The Walking Fish 2: Final Frontier on Steam. Steam Store.