Free Boss Rush Games on Steam
Steam currently has 86 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 12/4/2024.
Looking for more? Explore other lists such as:
- Best boss rush games on Steam
- Best boss rush Steam Deck games
- Best boss rush Steam games for Mac OS
- Best boss rush Linux games on Steam
- Free Steam games
- Most played Steam games
- Best rated Steam games
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 94. Its score was calculated by analyzing a total of 6,101 reviews on Steam. This breaks down to a total of 5,971 positive reviews and 130 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. Laboratory
The game is all about the challenge. It has no in-between levels, only boss fights. Each boss is unique and will challenge your instincts and reflexes. Every boss you defeat will grant you a valuable upgrade.
Laboratory has achieved a Player Score of 79, placing it in the #2 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 26 reviews on Steam. This breaks down to a total of 25 positive reviews and 1 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.
3. Out of Three
Out of Three is a local multiplayer Boss Rush game that can be played with 3 players. The goal: defeat the Boss Gorgone by cooperating with your team members. You and your 2 faithful comrades find yourselves in an unknown dungeon, face to face with a giant medusa. Your fate seems inevitable!
Out of Three has achieved a Player Score of 67, placing it in the #3 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 11 reviews on Steam. This breaks down to a total of 9 positive reviews and 2 negative reviews — making it "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 | 1/3/2023 |
| Franchise | IIM Digital School |
| Developer | Resurgence Studio |
| Publishers | |
| Steam App Id | 2226030 |
4. 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 #4 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 24 reviews on Steam. This breaks down to a total of 22 positive reviews and 2 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 |
5. 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 83, placing it in the #5 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 35 reviews on Steam. This breaks down to a total of 35 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 | 12/6/2024 |
| Developer | Below Zero Productions |
| Publisher | Below Zero Productions |
| Steam App Id | 3324230 |
6. Anarchy Park
Welcome to Anarchy Park! An Isometric Boss Rush Bullet Hell set in a wacky amusement park! Featuring a 3D environment that will challenge your ability to aim, shoot and dodge simultaneously!
Anarchy Park has achieved a Player Score of 65, placing it in the #6 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 17 reviews on Steam. This breaks down to a total of 13 positive reviews and 4 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 Anarchy Park on the Steam Deck (though some functionality may be limited).
| Release Date | 12/1/2023 |
| Developers | |
| Publisher | Danger Games |
| Steam App Id | 2529220 |
7. Ryo And Gears
A 2D pixel-graphics bullet-hell with a last-chance shield mechanic
Ryo And Gears has achieved a Player Score of 46, placing it in the #7 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 5 reviews on Steam. This breaks down to a total of 2 positive reviews and 3 negative reviews — making it "5 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.
8. PASKA BATTLE STYLE!
The time has finally come! All the most dangerous people in the world have reunited to show off their talents in the annual Paska Battle Style anniversary and you, yes, YOU, will have to shut their big egos off!
PASKA BATTLE STYLE! has achieved a Player Score of 50, placing it in the #8 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 10 reviews on Steam. This breaks down to a total of 5 positive reviews and 5 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 | 12/17/2018 |
| Developers | |
| Publishers | |
| Steam App Id | 979760 |
9. CALAMITY CREATURES
CALAMITY CREATURES is a 2D action game in boss rush format. Mechanical creatures of overwhelming stature stand before you. Gadgets in the prosthetic hands, the terrain, and the enemies' habits...use all the elements to dismantle the living calamity.
CALAMITY CREATURES has achieved a Player Score of 76, placing it in the #9 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 55 reviews on Steam. This breaks down to a total of 48 positive reviews and 7 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.
10. 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 #10 spot for the best free Boss Rush games. Its score was calculated by analyzing a total of 124 reviews on Steam. This breaks down to a total of 107 positive reviews and 17 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.
More Free Boss Rush Games
Explore even more rankings for the 16 best free Boss Rush games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 12 | 11/3/2023 | 94 | Free | Steam Charts | |
| 1 | 1/24/2022 | 79 | Free | Steam Charts | |
| 1 | 1/3/2023 | 67 | Free | Steam Charts | |
| 1 | 6/26/2023 | 76 | Free | Steam Charts | |
| 1 | 12/6/2024 | 83 | Free | Steam Charts | |
| 1 | 12/1/2023 | 65 | Free | Steam Charts | |
| 1 | 1/11/2025 | 46 | Free | Steam Charts | |
| 1 | 12/17/2018 | 50 | Free | Steam Charts | |
| 1 | 7/15/2023 | 76 | Free | Steam Charts | |
| 1 | 3/9/2024 | 78 | Free | Steam Charts | |
 | 1 | 8/13/2022 | 82 | Free | Steam Charts | |
 | 1 | 11/30/2017 | 72 | Free | Steam Charts | |
 | 1 | 4/29/2022 | 85 | Free | Steam Charts | |
 | 1 | 7/27/2022 | 64 | Free | Steam Charts | |
 | 1 | 12/15/2024 | 63 | Free | Steam Charts | |
 | 1 | 10/29/2022 | 80 | 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. (2024, December 4). Steam Store. Steam Store.
- Valve Corporation. (2024, December 4). 巫兎 - KANNAGI USAGI - on Steam. Steam Store.
- Valve Corporation. (2024, November 3). Laboratory on Steam. Steam Store.
- Valve Corporation. (2024, October 23). Out of Three on Steam. Steam Store.
- Valve Corporation. (2024, December 27). Aohri's Uprising on Steam. Steam Store.
- Valve Corporation. (2024, December 31). Critter Gang on Steam. Steam Store.
- Valve Corporation. (2024, August 31). Anarchy Park on Steam. Steam Store.
- Valve Corporation. (2025, January 13). Ryo And Gears on Steam. Steam Store.
- Valve Corporation. (2024, December 26). PASKA BATTLE STYLE! on Steam. Steam Store.
- Valve Corporation. (2024, December 20). CALAMITY CREATURES on Steam. Steam Store.
- Valve Corporation. (2024, May 27). Sifu's Quest:First battle on Steam. Steam Store.