Free Action-Adventure Games on Steam
Steam currently has 12,628 Action-Adventure 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 Action-Adventure game rankings were last updated on 3/25/2025.
Looking for more? Explore other lists such as:
- Best action-adventure games on Steam
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- Best action-adventure Steam games for Mac OS
- Best action-adventure Linux games on Steam
- Free Steam games
- Most played Steam games
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1. Delta Force
Delta Force, a free-to-play 1st-person tactical shooter, returns as the latest in the classic series. With 25 years defining the genre, Delta Force is back with an upgraded arsenal of weaponry, jaw-dropping environments, and a truly dynamic world.
Delta Force holds the #1 spot for "best free Action-Adventure game on Steam" with a Player Score of 66. Its score was calculated by analyzing a total of 93,681 reviews on Steam. This breaks down to a total of 61,867 positive reviews and 31,814 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 Delta Force on the Steam Deck.
| Release Date | 12/4/2024 |
| Developer | Team Jade |
| Publisher | TiMi Studio Group |
| Steam App Id | 2507950 |
2. Once Human
Once Human is a multiplayer open-world survival game set in a strange, post-apocalyptic future. Unite with friends to fight monstrous enemies, uncover secret plots, compete for resources, and build your own territory. Once, you were merely human. Now, you have the power to remake the world.
Once Human has achieved a Player Score of 73, placing it in the #2 spot for the best free Action-Adventure games. Its score was calculated by analyzing a total of 123,439 reviews on Steam. This breaks down to a total of 91,045 positive reviews and 32,394 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run Once Human on the Steam Deck.
| Release Date | 7/9/2024 |
| Developer | Starry Studio |
| Publisher | Starry Studio |
| Steam App Id | 2139460 |
3. OBS Studio
Free and open-source software for video recording and live streaming
OBS Studio has achieved a Player Score of 93, placing it in the #3 spot for the best free Action-Adventure games. Its score was calculated by analyzing a total of 34,135 reviews on Steam. This breaks down to a total of 32,527 positive reviews and 1,608 negative reviews — making it "Overwhelmingly Positive" on Steam.
It can be played and ran on both Windows and Mac systems. At the moment, it is not possible to play or run OBS Studio on the Steam Deck.
| Release Date | 3/21/2022 |
| Developer | OBS Project |
| Publisher | OBS Project |
| Steam App Id | 1905180 |
4. SMITE 2
Become a god and wage war in SMITE 2, the free-to-play Unreal Engine 5-powered sequel to the legendary third-person action MOBA. If you love challenging competition, intense action, ability-driven combat, rewarding teamwork, or godly mythology, you’ll see why 40+ million players love SMITE.
SMITE 2 has achieved a Player Score of 58, placing it in the #4 spot for the best free Action-Adventure games. Its score was calculated by analyzing a total of 12,318 reviews on Steam. This breaks down to a total of 7,161 positive reviews and 5,157 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play SMITE 2 on the Steam Deck (though some functionality may be limited).
| Release Date | 8/27/2024 |
| Developer | Titan Forge Games |
| Publisher | Hi-Rez Studios |
| Steam App Id | 2437170 |
5. Palia
Palia is a vibrant new world made just for you. Craft, cook, fish, and farm with friends as you live the life of your dreams and discover an enchanting adventure filled with colorful characters and a mystery to unravel.
Palia has achieved a Player Score of 83, placing it in the #5 spot for the best free Action-Adventure games. Its score was calculated by analyzing a total of 25,697 reviews on Steam. This breaks down to a total of 21,832 positive reviews and 3,865 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 Palia on the Steam Deck (though some functionality may be limited).
| Release Date | 3/25/2024 |
| Developer | Singularity 6 Corporation |
| Publisher | Singularity 6 Corporation |
| Steam App Id | 2707930 |
6. Idle Champions of the Forgotten Realms
Idle Champions of the Forgotten Realms is a Dungeons & Dragons strategy management game uniting Champions from throughout the D&D multiverse into a grand adventure.
Idle Champions of the Forgotten Realms has achieved a Player Score of 76, placing it in the #6 spot for the best free Action-Adventure games. Its score was calculated by analyzing a total of 14,337 reviews on Steam. This breaks down to a total of 11,123 positive reviews and 3,214 negative reviews — making it "Mostly 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 | 3/25/2020 |
| Developer | Codename Entertainment Inc. |
| Publisher | Codename Entertainment Inc. |
| Steam App Id | 627690 |
7. Tap Ninja - Idle game
Defeat enemies, earn gold, upgrade your village, become a Ninja Master!
Tap Ninja - Idle game has achieved a Player Score of 83, placing it in the #7 spot for the best free Action-Adventure games. Its score was calculated by analyzing a total of 8,338 reviews on Steam. This breaks down to a total of 7,144 positive reviews and 1,194 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Release Date | 3/17/2022 |
| Developer | Broken Glass |
| Publisher | Broken Glass |
| Steam App Id | 1891700 |
8. Hero's Land
HERO'S LAND is an MMO PVPVE game where survival isn't just a goal—it's a necessity. Monsters and enemies are out to get you, making every encounter a potential ambush. Fight for glory, and welcome to a world where strategy and courage are your greatest assets.
Hero's Land has achieved a Player Score of 55, placing it in the #8 spot for the best free Action-Adventure games. Its score was calculated by analyzing a total of 43,174 reviews on Steam. This breaks down to a total of 23,858 positive reviews and 19,316 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Hero's Land on the Steam Deck (though some functionality may be limited).
9. War Robots
War Robots is an online third-person 6v6 PvP shooter—we’re talking dozens of combat robots, hundreds of weapons combinations, and heated clan battles.
War Robots has achieved a Player Score of 60, placing it in the #9 spot for the best free Action-Adventure games. Its score was calculated by analyzing a total of 25,782 reviews on Steam. This breaks down to a total of 15,539 positive reviews and 10,243 negative reviews — making it "Mixed" 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 | 4/4/2018 |
| Franchise | MY.GAMES |
| Developers | |
| Publishers | |
| Steam App Id | 767560 |
10. Knight Online
The Great Battle between Karus and El Morad has arrived to Steam! Pledge allegiance to one of the Nations and put your skills to the test in one of the best PvP system in the MMORPG universe!
Knight Online has achieved a Player Score of 50, placing it in the #10 spot for the best free Action-Adventure games. Its score was calculated by analyzing a total of 10,840 reviews on Steam. This breaks down to a total of 5,460 positive reviews and 5,380 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 Knight Online on the Steam Deck.
| Release Date | 1/25/2016 |
| Developers | |
| Publisher | NTTGame |
| Steam App Id | 389430 |
More Free Action-Adventure Games
Explore even more rankings for the 100 best free Action-Adventure games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 35,950 | 12/4/2024 | 66 | Free | Steam Charts | |
| 17,123 | 7/9/2024 | 73 | Free | Steam Charts | |
| 12,844 | 3/21/2022 | 93 | Free | Steam Charts | |
| 6,530 | 8/27/2024 | 58 | Free | Steam Charts | |
| 5,835 | 3/25/2024 | 83 | Free | Steam Charts | |
| 3,093 | 3/25/2020 | 76 | Free | Steam Charts | |
| 3,038 | 3/17/2022 | 83 | Free | Steam Charts | |
| 2,252 | 5/18/2023 | 55 | Free | Steam Charts | |
| 1,817 | 4/4/2018 | 60 | Free | Steam Charts | |
| 1,687 | 1/25/2016 | 50 | Free | Steam Charts | |
 | 1,554 | 9/1/2024 | 56 | Free | Steam Charts | |
 | 1,529 | 9/2/2021 | 89 | Free | Steam Charts | |
 | 1,507 | 10/12/2021 | 84 | Free | Steam Charts | |
 | 1,055 | 6/5/2021 | 93 | Free | Steam Charts | |
 | 916 | 11/10/2022 | 76 | Free | Steam Charts | |
 | 504 | 10/20/2022 | 69 | Free | Steam Charts | |
 | 405 | 3/29/2021 | 81 | Free | Steam Charts | |
 | 379 | 7/19/2024 | 66 | Free | Steam Charts | |
 | 347 | 4/2/2021 | 90 | Free | Steam Charts | |
 | 293 | 3/18/2025 | 54 | 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 25). Steam Store. Steam Store.
- Valve Corporation. (2025, March 25). Delta Force on Steam. Steam Store.
- Valve Corporation. (2025, March 25). Once Human on Steam. Steam Store.
- Valve Corporation. (2025, March 25). OBS Studio on Steam. Steam Store.
- Valve Corporation. (2025, March 25). SMITE 2 on Steam. Steam Store.
- Valve Corporation. (2025, March 25). Palia on Steam. Steam Store.
- Valve Corporation. (2025, March 21). Idle Champions of the Forgotten Realms on Steam. Steam Store.
- Valve Corporation. (2025, March 25). Tap Ninja - Idle game on Steam. Steam Store.
- Valve Corporation. (2025, March 19). Hero's Land on Steam. Steam Store.
- Valve Corporation. (2025, March 25). War Robots on Steam. Steam Store.
- Valve Corporation. (2025, March 19). Knight Online on Steam. Steam Store.