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:

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 banner

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 banner

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 banner

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 banner

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 banner

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 banner

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 banner

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 banner

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).

Release Date 5/18/2023
Developers
Publisher Orienjoy
Steam App Id 2349820

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 banner

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 banner

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.

ImageName
Actions
Delta Force steam charts
35,950
12/4/2024
66
Free
Steam Charts
Once Human steam charts
17,123
7/9/2024
73
Free
Steam Charts
OBS Studio steam charts
12,844
3/21/2022
93
Free
Steam Charts
SMITE 2 steam charts
6,530
8/27/2024
58
Free
Steam Charts
Palia steam charts
5,835
3/25/2024
83
Free
Steam Charts
Idle Champions of the Forgotten Realms steam charts
3,093
3/25/2020
76
Free
Steam Charts
Tap Ninja - Idle game steam charts
3,038
3/17/2022
83
Free
Steam Charts
Hero's Land steam charts
2,252
5/18/2023
55
Free
Steam Charts
War Robots steam charts
1,817
4/4/2018
60
Free
Steam Charts
Knight Online steam charts
1,687
1/25/2016
50
Free
Steam Charts
江湖客栈-The Jianghu steam charts
1,554
9/1/2024
56
Free
Steam Charts
Rec Room steam charts
1,529
9/2/2021
89
Free
Steam Charts
Poppy Playtime steam charts
1,507
10/12/2021
84
Free
Steam Charts
Muck steam charts
1,055
6/5/2021
93
Free
Steam Charts
Summoners War: Chronicles steam charts
916
11/10/2022
76
Free
Steam Charts
Tower of Fantasy steam charts
504
10/20/2022
69
Free
Steam Charts
Soul Dossier steam charts
405
3/29/2021
81
Free
Steam Charts
Metal Slug: Awakening steam charts
379
7/19/2024
66
Free
Steam Charts
Enderal: Forgotten Stories (Special Edition) steam charts
347
4/2/2021
90
Free
Steam Charts
Half-Life 2 RTX steam charts
293
3/18/2025
54
Free
Steam Charts
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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.

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