Free Mystery Dungeon Games on Steam
Steam currently has 1,150 Mystery Dungeon 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 Mystery Dungeon game rankings were last updated on 6/25/2025.
Looking for more? Explore other lists such as:
- Best mystery dungeon games on Steam
- Best mystery dungeon Steam Deck games
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- Best mystery dungeon Linux games on Steam
- Free Steam games
- Most played Steam games
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1. Gumballs & Dungeons
Embark on a free, exciting roguelike adventure with Gumballs & Dungeons! Collect and find hundreds of Gumballs, all with their own unique abilities, and create a synergistic team to tackle procedurally generated dungeons, discovering secrets and a trove of easter eggs as you explore!
Gumballs & Dungeons holds the #1 spot for "best free Mystery Dungeon game on Steam" with a Player Score of 90. Its score was calculated by analyzing a total of 1,051 reviews on Steam. This breaks down to a total of 1,007 positive reviews and 44 negative reviews — making it "Overwhelmingly Positive" 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 | 3/4/2025 |
| Developer | Qcplay |
| Publisher | UltraPlayers |
| Steam App Id | 3112010 |
2. Supreme War God
经典1.80版重现，经久不衰，装备无限自由打，神装满地爆！在这款原汁原味的MMORPG游戏中，你将与同伴尽情冒险，成就一段强者的传奇成长之路。
Supreme War God has achieved a Player Score of 69, placing it in the #2 spot for the best free Mystery Dungeon games. Its score was calculated by analyzing a total of 192 reviews on Steam. This breaks down to a total of 143 positive reviews and 49 negative reviews — making it "Mostly Positive" 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 | 5/9/2025 |
| Developers | |
| Publishers | |
| Steam App Id | 3579100 |
3. Runes of Magic
Start your heroic saga today in a world full of magic and excitement: Choose your race, build a home and discover the fantastic world of Taborea in the classic free-to-play MMO!
Runes of Magic has achieved a Player Score of 66, placing it in the #3 spot for the best free Mystery Dungeon games. Its score was calculated by analyzing a total of 1,419 reviews on Steam. This breaks down to a total of 973 positive reviews and 446 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Runes of Magic on the Steam Deck (though some functionality may be limited).
| Release Date | 8/29/2018 |
| Developer | Runewaker Entertainment |
| Publisher | Gameforge 4D GmbH |
| Steam App Id | 808290 |
4. Legacy of Defense - Prologue
Become the hero of a fantasy world and defend against monsters! 'Legacy of Defense - Prologue' is the intro to the innovative game 'Legacy of Defense' combining side-scrolling action and deck-building. Collect cards, use skills, gain experience, upgrade, and defeat the final boss!
Legacy of Defense - Prologue has achieved a Player Score of 81, placing it in the #4 spot for the best free Mystery Dungeon games. Its score was calculated by analyzing a total of 447 reviews on Steam. This breaks down to a total of 387 positive reviews and 60 negative reviews — making it "Very Positive" 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 | 8/4/2024 |
| Developers | |
| Publishers | |
| Steam App Id | 3096620 |
5. TeeTINY Online: Smart Tower Life
Looking for a Second Life MMO?A Relaxing and Welcoming One-Server Community MMORPG Enjoy your adventure in "TeeTINY Online" with "Smart Tower Life"!
TeeTINY Online: Smart Tower Life has achieved a Player Score of 61, placing it in the #5 spot for the best free Mystery Dungeon games. Its score was calculated by analyzing a total of 56 reviews on Steam. This breaks down to a total of 37 positive reviews and 19 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 | 12/13/2024 |
| Developer | Teeny Studio Inc. |
| Publisher | Teeny Studio Inc. |
| Steam App Id | 3301040 |
6. Helbreath Nemesis
Helbreath is a dark medieval MMORPG featuring intense PvP, strategic alliances, and a trade-centric economy. Choose between two warring factions and immerse yourself in epic battles and quests in a vast fantasy world.
Helbreath Nemesis has achieved a Player Score of 69, placing it in the #6 spot for the best free Mystery Dungeon games. Its score was calculated by analyzing a total of 141 reviews on Steam. This breaks down to a total of 105 positive reviews and 36 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 Helbreath Nemesis on the Steam Deck.
| Release Date | 4/13/2024 |
| Developer | HB Nemesis International |
| Publisher | HB Nemesis International |
| Steam App Id | 2857560 |
7. Crypt
This is not a video game. This is a psychological torture device. Do not attempt to play this game. You won't have an enjoyable experience. And that's intentional.
Crypt has achieved a Player Score of 86, placing it in the #7 spot for the best free Mystery Dungeon games. Its score was calculated by analyzing a total of 1,391 reviews on Steam. This breaks down to a total of 1,253 positive reviews and 138 negative reviews — making it "Very Positive" 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.
8. United heist
Your crew consists of two elite thieves. A client hires you to steal a mysterious item. One handles intel; the other infiltrates. Choose your roles and master the heist in this asymmetric co-op puzzle game.
United heist has achieved a Player Score of 79, placing it in the #8 spot for the best free Mystery Dungeon games. Its score was calculated by analyzing a total of 1,823 reviews on Steam. This breaks down to a total of 1,503 positive reviews and 320 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 United heist on the Steam Deck (though some functionality may be limited).
| Release Date | 2/12/2023 |
| Developer | No more sleep |
| Publisher | No more sleep |
| Steam App Id | 2119740 |
9. Tales of Agaris
This game is a prequel to Heroes of Time, set 1000 years before the events of said game.
Tales of Agaris has achieved a Player Score of 67, placing it in the #9 spot for the best free Mystery Dungeon games. Its score was calculated by analyzing a total of 26 reviews on Steam. This breaks down to a total of 20 positive reviews and 6 negative reviews — making it "Mostly Positive" 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 | 5/23/2022 |
| Franchise | Metthink Universe |
| Developer | Metthink |
| Publisher | Metthink Universe |
| Steam App Id | 1990400 |
10. 魔能纪元
An IDLE role-playing game
魔能纪元 has achieved a Player Score of 46, placing it in the #10 spot for the best free Mystery Dungeon games. Its score was calculated by analyzing a total of 60 reviews on Steam. This breaks down to a total of 27 positive reviews and 33 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 | 6/15/2022 |
| Developer | Fireball Studio |
| Publisher | Fireball Studio |
| Steam App Id | 1824840 |
More Free Mystery Dungeon Games
Explore even more rankings for the 100 best free Mystery Dungeon games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 130 | 3/4/2025 | 90 | Free | Steam Charts | |
| 79 | 5/9/2025 | 69 | Free | Steam Charts | |
| 76 | 8/29/2018 | 66 | Free | Steam Charts | |
| 31 | 8/4/2024 | 81 | Free | Steam Charts | |
| 15 | 12/13/2024 | 61 | Free | Steam Charts | |
| 10 | 4/13/2024 | 69 | Free | Steam Charts | |
| 3 | 9/27/2022 | 86 | Free | Steam Charts | |
| 3 | 2/12/2023 | 79 | Free | Steam Charts | |
| 2 | 5/23/2022 | 67 | Free | Steam Charts | |
| 2 | 6/15/2022 | 46 | Free | Steam Charts | |
 | 2 | 10/10/2023 | 38 | Free | Steam Charts | |
 | 2 | 10/1/2024 | 57 | Free | Steam Charts | |
 | 2 | 3/15/2024 | 68 | Free | Steam Charts | |
 | 2 | 5/22/2020 | 64 | Free | Steam Charts | |
 | 1 | 8/14/2021 | 63 | Free | Steam Charts | |
 | 1 | 7/5/2024 | 60 | Free | Steam Charts | |
 | 1 | 3/28/2024 | 65 | Free | Steam Charts | |
 | 1 | 11/16/2024 | 65 | Free | Steam Charts | |
 | 1 | 4/10/2025 | 87 | Free | Steam Charts | |
 | 1 | 5/3/2024 | 67 | 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, June 25). Steam Store. Steam Store.
- Valve Corporation. (2025, June 25). Gumballs & Dungeons on Steam. Steam Store.
- Valve Corporation. (2025, July 5). Supreme War God on Steam. Steam Store.
- Valve Corporation. (2025, July 3). Runes of Magic on Steam. Steam Store.
- Valve Corporation. (2025, June 30). Legacy of Defense - Prologue on Steam. Steam Store.
- Valve Corporation. (2025, June 26). TeeTINY Online: Smart Tower Life on Steam. Steam Store.
- Valve Corporation. (2025, July 4). Helbreath Nemesis on Steam. Steam Store.
- Valve Corporation. (2025, July 5). Crypt on Steam. Steam Store.
- Valve Corporation. (2025, July 7). United heist on Steam. Steam Store.
- Valve Corporation. (2025, June 29). Tales of Agaris on Steam. Steam Store.
- Valve Corporation. (2025, March 26). 魔能纪元 on Steam. Steam Store.