Free Massively Multiplayer Games on Steam
Steam currently has 6,427 Massively Multiplayer 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 Massively Multiplayer game rankings were last updated on 8/9/2025.
Looking for more? Explore other lists such as:
- Best massively multiplayer games on Steam
- Best massively multiplayer Steam Deck games
- Best massively multiplayer Steam games for Mac OS
- Best massively multiplayer Linux games on Steam
- Free Steam games
- Most played Steam games
- Best rated Steam games
1. Destiny 2
Destiny 2 is an action MMO with a single evolving world that you and your friends can join anytime, anywhere, absolutely free.
Destiny 2 holds the #1 spot for "best free Massively Multiplayer game on Steam" with a Player Score of 79. Its score was calculated by analyzing a total of 631,556 reviews on Steam. This breaks down to a total of 499,605 positive reviews and 131,951 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 Destiny 2 on the Steam Deck.
2. Warframe
Awaken as an unstoppable warrior and battle alongside your friends in this story-driven free-to-play online action game
Warframe has achieved a Player Score of 87, placing it in the #2 spot for the best free Massively Multiplayer games. Its score was calculated by analyzing a total of 627,049 reviews on Steam. This breaks down to a total of 548,436 positive reviews and 78,613 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.
| Release Date | 3/25/2013 |
| Developer | Digital Extremes |
| Publisher | Digital Extremes |
| Steam App Id | 230410 |
3. War Thunder
War Thunder is the most comprehensive free-to-play, cross-platform, MMO military game dedicated to aviation, armoured vehicles, and naval craft, from the early 20th century to the most advanced modern combat units. Join now and take part in major battles on land, in the air, and at sea.
War Thunder has achieved a Player Score of 73, placing it in the #3 spot for the best free Massively Multiplayer games. Its score was calculated by analyzing a total of 642,605 reviews on Steam. This breaks down to a total of 469,344 positive reviews and 173,261 negative reviews — making it "Mostly 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 | 8/15/2013 |
| Franchise | Gaijin Network Ltd |
| Developer | Gaijin Entertainment |
| Publishers | |
| Steam App Id | 236390 |
4. 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 has achieved a Player Score of 61, placing it in the #4 spot for the best free Massively Multiplayer games. Its score was calculated by analyzing a total of 130,082 reviews on Steam. This breaks down to a total of 80,062 positive reviews and 50,020 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 |
5. 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 #5 spot for the best free Massively Multiplayer games. Its score was calculated by analyzing a total of 244,458 reviews on Steam. This breaks down to a total of 184,471 positive reviews and 59,987 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 |
6. Path of Exile
You are an Exile, struggling to survive on the dark continent of Wraeclast, as you fight to earn power that will allow you to exact your revenge against those who wronged you. Path of Exile is an online Action RPG set in a dark fantasy world. The game is completely free and will never be pay-to-win.
Path of Exile has achieved a Player Score of 88, placing it in the #6 spot for the best free Massively Multiplayer games. Its score was calculated by analyzing a total of 239,149 reviews on Steam. This breaks down to a total of 212,422 positive reviews and 26,727 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Path of Exile on the Steam Deck (though some functionality may be limited).
| Release Date | 10/23/2013 |
| Developer | Grinding Gear Games |
| Publisher | Grinding Gear Games |
| Steam App Id | 238960 |
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 64, placing it in the #7 spot for the best free Massively Multiplayer games. Its score was calculated by analyzing a total of 14,611 reviews on Steam. This breaks down to a total of 9,535 positive reviews and 5,076 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. Off The Grid
Welcome to Off The Grid, the next-gen free to play Battle Royale from visionary director Neill Blomkamp. Set in a near-future world where contestants are cybernetically augmented and dropped into televised bloodsport. Death is temporary, but fame is forever.
Off The Grid has achieved a Player Score of 56, placing it in the #8 spot for the best free Massively Multiplayer games. Its score was calculated by analyzing a total of 1,118 reviews on Steam. This breaks down to a total of 640 positive reviews and 478 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 | 7/17/2025 |
| Developer | Gunzilla Games |
| Publisher | Gunzilla Games |
| Steam App Id | 3659280 |
9. World of Warships
Immerse yourself in thrilling naval battles and assemble an armada of over 600 ships from the first half of the 20th century — from stealthy destroyers to gigantic battleships. Change the look of your ship, choose upgrades to suit your play style, and go into battle with other players!
World of Warships has achieved a Player Score of 76, placing it in the #9 spot for the best free Massively Multiplayer games. Its score was calculated by analyzing a total of 147,897 reviews on Steam. This breaks down to a total of 113,703 positive reviews and 34,194 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 World of Warships on the Steam Deck (though some functionality may be limited).
| Release Date | 11/15/2017 |
| Franchise | World of Warships Franchise |
| Developer | Wargaming Group Limited |
| Publisher | Wargaming Group Limited |
| Steam App Id | 552990 |
10. Albion Online
Albion Online is a fantasy sandbox MMORPG featuring a player-driven economy, classless combat system, and intense PvP battles. Explore a vast open world full of danger and opportunity. Grow your wealth, forge alliances, and leave your mark on the world of Albion.
Albion Online has achieved a Player Score of 78, placing it in the #10 spot for the best free Massively Multiplayer games. Its score was calculated by analyzing a total of 84,761 reviews on Steam. This breaks down to a total of 66,800 positive reviews and 17,961 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Albion Online on the Steam Deck (though some functionality may be limited).
| Release Date | 5/16/2018 |
| Developer | Sandbox Interactive GmbH |
| Publisher | Sandbox Interactive GmbH |
| Steam App Id | 761890 |
More Free Massively Multiplayer Games
Explore even more rankings for the 100 best free Massively Multiplayer games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 56,980 | 10/1/2019 | 79 | Free | Steam Charts | |
| 55,013 | 3/25/2013 | 87 | Free | Steam Charts | |
| 50,260 | 8/15/2013 | 73 | Free | Steam Charts | |
| 47,624 | 12/4/2024 | 61 | Free | Steam Charts | |
| 42,599 | 2/1/2017 | 75 | Free | Steam Charts | |
| 24,783 | 10/23/2013 | 88 | Free | Steam Charts | |
| 12,446 | 8/25/2021 | 64 | Free | Steam Charts | |
| 11,995 | 7/17/2025 | 56 | Free | Steam Charts | |
| 11,766 | 11/15/2017 | 76 | Free | Steam Charts | |
| 11,515 | 5/16/2018 | 78 | Free | Steam Charts | |
 | 11,315 | 7/7/2017 | 90 | Free | Steam Charts | |
 | 9,826 | 4/2/2021 | 78 | Free | Steam Charts | |
 | 8,939 | 12/9/2022 | 74 | Free | Steam Charts | |
 | 7,157 | 11/11/2021 | 55 | Free | Steam Charts | |
 | 7,031 | 8/23/2022 | 87 | Free | Steam Charts | |
 | 5,562 | 8/27/2024 | 56 | Free | Steam Charts | |
 | 5,234 | 7/21/2020 | 88 | Free | Steam Charts | |
 | 5,037 | 4/28/2021 | 81 | Free | Steam Charts | |
 | 4,942 | 11/9/2016 | 78 | Free | Steam Charts | |
 | 4,435 | 8/28/2017 | 85 | 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, August 9). Steam Store. Steam Store.
- Valve Corporation. (2025, August 9). Destiny 2 on Steam. Steam Store.
- Valve Corporation. (2025, August 9). Warframe on Steam. Steam Store.
- Valve Corporation. (2025, August 9). War Thunder on Steam. Steam Store.
- Valve Corporation. (2025, August 8). Delta Force on Steam. Steam Store.
- Valve Corporation. (2025, August 7). VRChat on Steam. Steam Store.
- Valve Corporation. (2025, August 8). Path of Exile on Steam. Steam Store.
- Valve Corporation. (2025, August 5). MIR4 on Steam. Steam Store.
- Valve Corporation. (2025, August 9). Off The Grid on Steam. Steam Store.
- Valve Corporation. (2025, August 7). World of Warships on Steam. Steam Store.
- Valve Corporation. (2025, July 23). Albion Online on Steam. Steam Store.