Free Open World Games on Steam
Steam currently has 11,250 Open World 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 Open World game rankings were last updated on 5/11/2026.
Looking for more? Explore other lists such as:
- Best open world games on Steam
- Best open world Steam Deck games
- Best open world Steam games for Mac OS
- Best open world Linux games on Steam
- Free Steam games
- Most played Steam games
- Best rated Steam games
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 Open World game on Steam" with a Player Score of 58. Its score was calculated by analyzing a total of 181,736 reviews on Steam. This breaks down to a total of 105,885 positive reviews and 75,851 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 |
| Developers | |
| Publisher | TiMi Studio Group |
| Steam App Id | 2507950 |
2. Marvel Rivals
Marvel Rivals is a Super Hero Team-Based PVP Shooter! Assemble an all-star Marvel squad, devise countless strategies by combining powers to form unique Team-Up skills and fight in destructible, ever-changing battlefields across the continually evolving Marvel universe!
Marvel Rivals has achieved a Player Score of 76, placing it in the #2 spot for the best free Open World games. Its score was calculated by analyzing a total of 386,115 reviews on Steam. This breaks down to a total of 295,837 positive reviews and 90,278 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 Marvel Rivals on the Steam Deck (though some functionality may be limited).
| Release Date | 12/6/2024 |
| Developer | NetEase Games |
| Publisher | NetEase Games |
| Steam App Id | 2767030 |
3. VRChat
Join our growing community as you explore, play, and help craft the future of social VR. Create worlds and custom avatars. Welcome to VRChat.
VRChat has achieved a Player Score of 75, placing it in the #3 spot for the best free Open World games. Its score was calculated by analyzing a total of 261,642 reviews on Steam. This breaks down to a total of 197,079 positive reviews and 64,563 negative reviews — making it "Mostly 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 | 2/1/2017 |
| Developer | VRChat Inc. |
| Publisher | VRChat Inc. |
| Steam App Id | 438100 |
4. Wuthering Waves
Wuthering Waves is a story-rich open-world action RPG with a high degree of freedom. You wake from your slumber as Rover, joined by a vibrant cast of Resonators on a journey to reclaim your lost memories and change the world.
Wuthering Waves has achieved a Player Score of 88, placing it in the #4 spot for the best free Open World games. Its score was calculated by analyzing a total of 44,829 reviews on Steam. This breaks down to a total of 40,009 positive reviews and 4,820 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 Wuthering Waves on the Steam Deck (though some functionality may be limited).
| Release Date | 4/28/2025 |
| Developer | KURO GAMES |
| Publisher | KURO GAMES |
| Steam App Id | 3513350 |
5. Where Winds Meet
Step into an open-world action-adventure RPG set in ancient China. Uncover the secrets of your own identity as you rise from a humble village wanderer to the sword master of the imperial capital. Learn martial arts and build your reputation as a hero or a bringer of chaos in this free wuxia world.
Where Winds Meet has achieved a Player Score of 86, placing it in the #5 spot for the best free Open World games. Its score was calculated by analyzing a total of 108,242 reviews on Steam. This breaks down to a total of 93,953 positive reviews and 14,289 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 Where Winds Meet on the Steam Deck (though some functionality may be limited).
| Release Date | 11/14/2025 |
| Developer | Everstone Studio |
| Publisher | NetEase Games |
| Steam App Id | 3564740 |
6. Unturned
You're a survivor in the zombie infested ruins of society, and must work with your friends and forge alliances to remain among the living.
Unturned has achieved a Player Score of 90, placing it in the #6 spot for the best free Open World games. Its score was calculated by analyzing a total of 562,309 reviews on Steam. This breaks down to a total of 511,981 positive reviews and 50,328 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Unturned on the Steam Deck (though some functionality may be limited).
| Release Date | 7/7/2017 |
| Developer | Smartly Dressed Games |
| Publisher | Smartly Dressed Games |
| Steam App Id | 304930 |
7. MIR4
MIR4 is a free-to-play open world K-fantasy MMORPG that can be cross-played on both PC and mobile devices. MIR4 is full of action and features numerous large scale clan PVP battles. Join now and become a legend.
MIR4 has achieved a Player Score of 65, placing it in the #7 spot for the best free Open World games. Its score was calculated by analyzing a total of 14,832 reviews on Steam. This breaks down to a total of 9,700 positive reviews and 5,132 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 MIR4 on the Steam Deck.
| Release Date | 8/25/2021 |
| Developer | Wemade Next |
| Publisher | Wemade |
| Steam App Id | 1623660 |
8. Russian Fishing 4
Russian Fishing 4 is a fishing simulator with RPG elements. There is no story line and the whole process is based on the concept of an open, free to roam and free to play game.
Russian Fishing 4 has achieved a Player Score of 59, placing it in the #8 spot for the best free Open World games. Its score was calculated by analyzing a total of 85,518 reviews on Steam. This breaks down to a total of 50,421 positive reviews and 35,097 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Russian Fishing 4 on the Steam Deck (though some functionality may be limited).
| Release Date | 11/11/2021 |
| Developers | |
| Publishers | |
| Steam App Id | 766570 |
9. 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 77, placing it in the #9 spot for the best free Open World games. Its score was calculated by analyzing a total of 171,609 reviews on Steam. This breaks down to a total of 133,267 positive reviews and 38,342 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 |
| Publishers | |
| Steam App Id | 2139460 |
10. Banana
Banana is a clicker Game, in which you click a Banana! In Banana you click the Banana to gain even more Bananas! Every 3 hours, you get dropped a banana. Each banana is also made by the community in discord. Come hang out with us and let's grow into something awesome !
Banana has achieved a Player Score of 81, placing it in the #10 spot for the best free Open World games. Its score was calculated by analyzing a total of 96,139 reviews on Steam. This breaks down to a total of 78,715 positive reviews and 17,424 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on both Windows and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Release Date | 4/23/2024 |
| Developers | |
| Publishers | |
| Steam App Id | 2923300 |
More Free Open World Games
Explore even more rankings for the 100 best free Open World games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 82,392 | 12/4/2024 | 58 | Free | Steam Charts | |
| 38,857 | 12/6/2024 | 76 | Free | Steam Charts | |
| 36,551 | 2/1/2017 | 75 | Free | Steam Charts | |
| 13,742 | 4/28/2025 | 88 | Free | Steam Charts | |
| 13,721 | 11/14/2025 | 86 | Free | Steam Charts | |
| 12,764 | 7/7/2017 | 90 | Free | Steam Charts | |
| 11,839 | 8/25/2021 | 65 | Free | Steam Charts | |
| 11,221 | 11/11/2021 | 59 | Free | Steam Charts | |
| 8,828 | 7/9/2024 | 77 | Free | Steam Charts | |
| 7,264 | 4/23/2024 | 81 | Free | Steam Charts | |
 | 5,802 | 5/16/2018 | 78 | Free | Steam Charts | |
 | 5,419 | 10/1/2019 | 77 | Free | Steam Charts | |
 | 5,085 | 11/15/2024 | 65 | Free | Steam Charts | |
 | 4,169 | 3/16/2026 | 59 | Free | Steam Charts | |
 | 3,902 | 3/25/2024 | 85 | Free | Steam Charts | |
 | 3,368 | 12/16/2010 | 73 | Free | Steam Charts | |
 | 3,296 | 7/21/2020 | 88 | Free | Steam Charts | |
 | 2,608 | 8/27/2024 | 55 | Free | Steam Charts | |
 | 2,502 | 4/10/2024 | 85 | Free | Steam Charts | |
 | 2,418 | 8/28/2017 | 86 | 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, May 11). Steam Store. Steam Store.
- Valve Corporation. (2026, May 11). Delta Force on Steam. Steam Store.
- Valve Corporation. (2026, May 9). Marvel Rivals on Steam. Steam Store.
- Valve Corporation. (2026, May 7). VRChat on Steam. Steam Store.
- Valve Corporation. (2026, May 10). Wuthering Waves on Steam. Steam Store.
- Valve Corporation. (2026, May 10). Where Winds Meet on Steam. Steam Store.
- Valve Corporation. (2026, May 7). Unturned on Steam. Steam Store.
- Valve Corporation. (2026, May 7). MIR4 on Steam. Steam Store.
- Valve Corporation. (2026, April 24). Russian Fishing 4 on Steam. Steam Store.
- Valve Corporation. (2026, May 10). Once Human on Steam. Steam Store.
- Valve Corporation. (2026, May 5). Banana on Steam. Steam Store.