Free 3D Games on Steam
Steam currently has 26,831 3D 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 3D game rankings were last updated on 4/25/2025.
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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 3D game on Steam" with a Player Score of 64. Its score was calculated by analyzing a total of 101,376 reviews on Steam. This breaks down to a total of 65,809 positive reviews and 35,567 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
- Last Updated:4/25/2025
- 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 80, placing it in the #2 spot for the best free 3D games. Its score was calculated by analyzing a total of 270,650 reviews on Steam. This breaks down to a total of 217,753 positive reviews and 52,897 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 Marvel Rivals on the Steam Deck (though some functionality may be limited).
- Release Date:12/6/2024
- Developer:NetEase Games
- Publisher:NetEase Games
- Last Updated:4/25/2025
- Steam App Id:2767030
3. 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 #3 spot for the best free 3D games. Its score was calculated by analyzing a total of 126,042 reviews on Steam. This breaks down to a total of 93,129 positive reviews and 32,913 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
- Last Updated:4/24/2025
- Steam App Id:2139460
4. Crab Game
Crab Game is a First-Person Multiplayer game where you play through several different minigames based on children's games, until only one player stands victorious.
Crab Game has achieved a Player Score of 90, placing it in the #4 spot for the best free 3D games. Its score was calculated by analyzing a total of 152,496 reviews on Steam. This breaks down to a total of 139,637 positive reviews and 12,859 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 Crab Game on the Steam Deck (though some functionality may be limited).
5. Yu-Gi-Oh! Master Duel
Yu-Gi-Oh! MASTER DUEL is the ultimate free-to-play cross-platform strategy card game with fast-paced Duels, stunning HD graphics and a new, dynamic soundtrack! Get ready to challenge Duelists around the world!
Yu-Gi-Oh! Master Duel has achieved a Player Score of 74, placing it in the #5 spot for the best free 3D games. Its score was calculated by analyzing a total of 85,343 reviews on Steam. This breaks down to a total of 63,525 positive reviews and 21,818 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:1/19/2022
- Franchise:Yu-Gi-Oh!
- Developers:
- Publishers:
- Last Updated:4/25/2025
- Steam App Id:1449850
6. 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 #6 spot for the best free 3D games. Its score was calculated by analyzing a total of 14,492 reviews on Steam. This breaks down to a total of 9,454 positive reviews and 5,038 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
- Last Updated:4/25/2025
- Steam App Id:1623660
7. Blender
Blender is the free and open source 3D creation suite. Free to use for everyone, for any purpose.
Blender has achieved a Player Score of 95, placing it in the #7 spot for the best free 3D games. Its score was calculated by analyzing a total of 71,129 reviews on Steam. This breaks down to a total of 68,519 positive reviews and 2,610 negative reviews — making it "Overwhelmingly Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is not possible to play or run Blender on the Steam Deck.
- Release Date:4/24/2015
- Developer:Blender Foundation
- Publisher:Blender Foundation
- Last Updated:4/25/2025
- Steam App Id:365670
8. Eternal Return
Eternal Return is a free-to-play, 2.5D perspective Battle Royale game. Search, Craft, Hunt, and Fight using a variety of characters. Plan your strategy and become the last survivor on this eternal experiment.
Eternal Return has achieved a Player Score of 79, placing it in the #8 spot for the best free 3D games. Its score was calculated by analyzing a total of 64,463 reviews on Steam. This breaks down to a total of 51,295 positive reviews and 13,168 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 Eternal Return on the Steam Deck (though some functionality may be limited).
- Release Date:7/20/2023
- Developer:Nimble Neuron
- Publishers:
- Last Updated:4/25/2025
- Steam App Id:1049590
9. FragPunk
FragPunk is a thrilling 5v5 hero shooter where Shard Cards allow you to break the rules of combat and ensure that no two rounds are ever the same. Get ready to unleash your skills!
FragPunk has achieved a Player Score of 72, placing it in the #9 spot for the best free 3D games. Its score was calculated by analyzing a total of 35,302 reviews on Steam. This breaks down to a total of 25,915 positive reviews and 9,387 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 FragPunk on the Steam Deck.
- Release Date:3/6/2025
- Developer:Bad Guitar Studio
- Publisher:Bad Guitar Studio
- Last Updated:4/25/2025
- Steam App Id:2943650
10. Amarillo's Butt Slapper
Slap it. Turn it. Slap it again. This incredible simulation of the human butt will leave you dizzy with all that bounce. It's an autoclicker, but instead of click, it slap. Way better imo.
Amarillo's Butt Slapper has achieved a Player Score of 87, placing it in the #10 spot for the best free 3D games. Its score was calculated by analyzing a total of 4,204 reviews on Steam. This breaks down to a total of 3,796 positive reviews and 408 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 Amarillo's Butt Slapper on the Steam Deck (though some functionality may be limited).
- Release Date:10/4/2024
- Developer:AmarilloArts
- Publisher:AmarilloArts
- Last Updated:4/23/2025
- Steam App Id:3231090
More Free 3D Games
Explore even more rankings for the 100 best free 3D games available on Steam.
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, April 25). Steam Store. Steam Store. https://store.steampowered.com
- Valve Corporation. (2025, April 25). Delta Force on Steam. Steam Store. https://store.steampowered.com/app/2507950
- Valve Corporation. (2025, April 25). Marvel Rivals on Steam. Steam Store. https://store.steampowered.com/app/2767030
- Valve Corporation. (2025, April 24). Once Human on Steam. Steam Store. https://store.steampowered.com/app/2139460
- Valve Corporation. (2025, March 16). Crab Game on Steam. Steam Store. https://store.steampowered.com/app/1782210
- Valve Corporation. (2025, April 25). Yu-Gi-Oh! Master Duel on Steam. Steam Store. https://store.steampowered.com/app/1449850
- Valve Corporation. (2025, April 25). MIR4 on Steam. Steam Store. https://store.steampowered.com/app/1623660
- Valve Corporation. (2025, April 25). Blender on Steam. Steam Store. https://store.steampowered.com/app/365670
- Valve Corporation. (2025, April 25). Eternal Return on Steam. Steam Store. https://store.steampowered.com/app/1049590
- Valve Corporation. (2025, April 25). FragPunk on Steam. Steam Store. https://store.steampowered.com/app/2943650
- Valve Corporation. (2025, April 23). Amarillo's Butt Slapper on Steam. Steam Store. https://store.steampowered.com/app/3231090