Free Boss Rush Games on Steam
Steam currently has 144 Boss Rush 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 Boss Rush game rankings were last updated on 4/3/2026.
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1. 巫兎 - KANNAGI USAGI -
Sword fight action dedicated to boss battles. Win the battle by dominating sword to sword clashes.
巫兎 - KANNAGI USAGI - holds the #1 spot for "best free Boss Rush game on Steam" with a Player Score of 95. Its score was calculated by analyzing a total of 7,045 reviews on Steam. This breaks down to a total of 6,908 positive reviews and 137 negative reviews — making it "Overwhelmingly Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run 巫兎 - KANNAGI USAGI - on the Steam Deck.
2. Sifu's Quest:First battle
Be a young sword man to explore and save the world. A turn-based WuXia RPG game with strategic combat system.
Sifu's Quest:First battle has achieved a Player Score of 78, placing it in the #2 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 121 reviews on Steam. This breaks down to a total of 105 positive reviews and 16 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.
3. Jurard Run
A short side-scroller shooter game featuring Jurard T Rexford of holostars! Fight against corruption beasts and 4 other holostars members in this simple boss-rush game!
Jurard Run has achieved a Player Score of 82, placing it in the #3 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 72 reviews on Steam. This breaks down to a total of 68 positive reviews and 4 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 | 2/7/2025 |
| Developer | Saphertha |
| Publisher | holo Indie |
| Steam App Id | 3453540 |
4. Grimrush
Grimrush is a top down action game in which you must face off a gauntlet of seven brutal boss fights. Utilize three characters and a large selection of active and passive abilities. Balance offense and defense to take down the bosses and maximize your score!
Grimrush has achieved a Player Score of 74, placing it in the #4 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 25 reviews on Steam. This breaks down to a total of 22 positive reviews and 3 negative reviews — making it "Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Grimrush on the Steam Deck (though some functionality may be limited).
| Release Date | 11/30/2017 |
| Developer | Merge Heroes |
| Publisher | Pohjoinen Pelinkehitys ry |
| Steam App Id | 704760 |
5. Echoes of a Thread
Echoes of a Thread is a free indie RPG inspired by classic 2D fantasy… with a quiet meta layer that slowly reveals itself. You’ll explore a broken world, face difficult boss fights, and collect journal pages that piece together the truth.
Echoes of a Thread has achieved a Player Score of 64, placing it in the #5 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 2 reviews on Steam. This breaks down to a total of 2 positive reviews and 0 negative reviews — making it "2 user reviews" 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 | 3/5/2026 |
| Developer | Alexis Chanyabanchachai |
| Publisher | Alexis Chanyabanchachai |
| Steam App Id | 4414420 |
6. Just Squat
Just Squat is a shmup and visual Nobel game that focuses on boss fight by growing up a boy. Grow the boy by encountering various events at the gym and school, and push Babel out with all your might! The difficulty of boss fight and the boy's growth will be determined by the exercise you choose!
Just Squat has achieved a Player Score of 62, placing it in the #6 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 8 reviews on Steam. This breaks down to a total of 6 positive reviews and 2 negative reviews — making it "8 user reviews" 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.
7. Utomah
Utomah is a 2D platformer in which the player navigates through a nightmarish world. Grapple, latch, and dash through incredible environments, discovering the darkness of one's inner mind, encountering true horrors along the way. Prepare to push your skills to the limit!
Utomah has achieved a Player Score of 80, placing it in the #7 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 68 reviews on Steam. This breaks down to a total of 62 positive reviews and 6 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 | 10/29/2022 |
| Developer | REDACTED |
| Publisher | DigiPen Institute of Technology |
| Steam App Id | 2076840 |
8. Aohri's Uprising
Embark on an adventure, driven by vengeance, to hunt down your former god and put an end to his reign to restore balance to the world!
Aohri's Uprising has achieved a Player Score of 76, placing it in the #8 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 31 reviews on Steam. This breaks down to a total of 28 positive reviews and 3 negative reviews — making it "Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run Aohri's Uprising on the Steam Deck.
| Release Date | 6/26/2023 |
| Developers | |
| Publishers | |
| Steam App Id | 2200400 |
9. Eclipse Breaker: Boss Rush
Face a gauntlet of relentless bosses in this free minigame from action roguelite, Eclipse Breaker. Test your skill in 15–20 minute sessions built for fast-paced but strategic runs, before jumping into the complete adventure later this year.
Eclipse Breaker: Boss Rush has achieved a Player Score of 67, placing it in the #9 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 3 reviews on Steam. This breaks down to a total of 3 positive reviews and 0 negative reviews — making it "3 user reviews" 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 | 9/26/2025 |
| Developer | Lunar Workshop |
| Publisher | Lunar Workshop |
| Steam App Id | 4001580 |
10. Critter Gang
Squeak! Chitter! Chatter! You’ll send these mafia members to heaven on a silver platter! You play as a red squirrel trained in the martial arts of crankin’ out kunais and shwingin’ shurikens! You’ll teach three very important lessons to three unlearned delinquents!
Critter Gang has achieved a Player Score of 84, placing it in the #10 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 46 reviews on Steam. This breaks down to a total of 46 positive reviews and 0 negative reviews — making it "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 | 12/5/2024 |
| Developer | Below Zero Productions |
| Publisher | Below Zero Productions |
| Steam App Id | 3324230 |
More Free Boss Rush Games
Explore even more rankings for the 24 best free Boss Rush games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 7 | 11/3/2023 | 95 | Free | Steam Charts | |
| 1 | 3/9/2024 | 78 | Free | Steam Charts | |
| 1 | 2/7/2025 | 82 | Free | Steam Charts | |
| 1 | 11/30/2017 | 74 | Free | Steam Charts | |
| 1 | 3/5/2026 | 64 | Free | Steam Charts | |
| 1 | 12/15/2024 | 62 | Free | Steam Charts | |
| 1 | 10/29/2022 | 80 | Free | Steam Charts | |
| 1 | 6/26/2023 | 76 | Free | Steam Charts | |
| 1 | 9/26/2025 | 67 | Free | Steam Charts | |
| 1 | 12/5/2024 | 84 | Free | Steam Charts | |
 | 1 | 2/10/2026 | 83 | Free | Steam Charts | |
 | 1 | 7/27/2022 | 61 | Free | Steam Charts | |
 | 1 | 4/5/2025 | 77 | Free | Steam Charts | |
 | 1 | 1/20/2025 | 71 | Free | Steam Charts | |
 | 1 | 4/29/2022 | 87 | Free | Steam Charts | |
 | 1 | 3/5/2025 | 72 | Free | Steam Charts | |
 | 1 | 7/15/2023 | 75 | Free | Steam Charts | |
 | 1 | 1/31/2025 | 87 | Free | Steam Charts | |
 | 1 | 1/24/2022 | 80 | Free | Steam Charts | |
 | 1 | 1/11/2025 | 57 | 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, April 3). Steam Store. Steam Store.
- Valve Corporation. (2026, April 3). 巫兎 - KANNAGI USAGI - on Steam. Steam Store.
- Valve Corporation. (2024, May 27). Sifu's Quest:First battle on Steam. Steam Store.
- Valve Corporation. (2026, April 21). Jurard Run on Steam. Steam Store.
- Valve Corporation. (2026, April 3). Grimrush on Steam. Steam Store.
- Valve Corporation. (2026, April 3). Echoes of a Thread on Steam. Steam Store.
- Valve Corporation. (2025, October 3). Just Squat on Steam. Steam Store.
- Valve Corporation. (2026, April 3). Utomah on Steam. Steam Store.
- Valve Corporation. (2026, April 3). Aohri's Uprising on Steam. Steam Store.
- Valve Corporation. (2026, April 3). Eclipse Breaker: Boss Rush on Steam. Steam Store.
- Valve Corporation. (2026, April 3). Critter Gang on Steam. Steam Store.