Free Mod Games on Steam
Steam currently has 187 Mod 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 Mod game rankings were last updated on 5/23/2024.
Looking for more? Explore other lists such as:
- Best mod games on Steam
- Best mod Steam Deck games
- Best mod Steam games for Mac OS
- Best mod Linux games on Steam
- Free Steam games
- Most played Steam games
- Best rated Steam games
1. tModLoader
Dig, Fight, and Build your way through the world of player-created mods on Terraria with tModLoader - this DLC makes modding Terraria a reality!
tModLoader holds the #1 spot for "best free Mod game on Steam" with a Player Score of 96. Its score was calculated by analyzing a total of 250,443 reviews on Steam. This breaks down to a total of 243,059 positive reviews and 7,384 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 possible to play tModLoader on the Steam Deck (though some functionality may be limited).
2. BLEACH Brave Souls
The world of mega-hit manga and anime Bleach comes to Steam in this exciting 3D action game! Build a team using your favorite characters from the Bleach universe!
BLEACH Brave Souls has achieved a Player Score of 86, placing it in the #2 spot for the best free Mod games. Its score was calculated by analyzing a total of 10,150 reviews on Steam. This breaks down to a total of 8,962 positive reviews and 1,188 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run BLEACH Brave Souls on the Steam Deck.
3. The Chronicles Of Myrtana: Archolos
The Kingdom of Myrtana is in a dramatic situation. After the major defeat of the royal fleet in the waters of the Eastern Archipelago, the once thriving city of Archolos stood on the brink of crisis. Meanwhile, a young foreigner goes to the island in search of a new, better life.
The Chronicles Of Myrtana: Archolos has achieved a Player Score of 96, placing it in the #3 spot for the best free Mod games. Its score was calculated by analyzing a total of 14,220 reviews on Steam. This breaks down to a total of 14,024 positive reviews and 196 negative reviews — making it "Overwhelmingly Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play The Chronicles Of Myrtana: Archolos on the Steam Deck (though some functionality may be limited).
| Release Date | 12/10/2021 |
| Developer | The Chronicles Of Myrtana Team |
| Publisher | The Chronicles Of Myrtana Team |
| Steam App Id | 1467450 |
4. Cry of Fear
Cry of Fear is a psychological single-player and co-op horror game set in a deserted town filled with horrific creatures and nightmarish delusions. You play as a young man desperately searching for answers in the cold Scandinavian night, finding his way through the city as he slowly descends into madness.
Cry of Fear has achieved a Player Score of 87, placing it in the #4 spot for the best free Mod games. Its score was calculated by analyzing a total of 61,957 reviews on Steam. This breaks down to a total of 54,647 positive reviews and 7,310 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run Cry of Fear on the Steam Deck.
| Release Date | 4/25/2013 |
| Developer | Team Psykskallar |
| Publisher | Team Psykskallar |
| Steam App Id | 223710 |
5. No More Room in Hell
The chances of you surviving this all out war of society and the undead are slim to none. Already, there are millions of the walking dead shambling about, searching for food to eat. There's no known cure. One bite can possibly end it all for you. However, you aren't alone in this nightmare.
No More Room in Hell has achieved a Player Score of 89, placing it in the #5 spot for the best free Mod games. Its score was calculated by analyzing a total of 70,733 reviews on Steam. This breaks down to a total of 63,605 positive reviews and 7,128 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on both Windows and Linux systems. At the moment, it is possible to play No More Room in Hell on the Steam Deck (though some functionality may be limited).
| Release Date | 10/31/2013 |
| Developer | No More Room in Hell Team |
| Publisher | Lever Games |
| Steam App Id | 224260 |
6. Downfall - A Slay the Spire Fan Expansion
A FREE complete expansion for Slay the Spire, made by the modding community. Features one brand new normal character, plus a new game mode with SEVEN fully complete new characters starring in a twisted campaign, and so much more.
Downfall - A Slay the Spire Fan Expansion has achieved a Player Score of 94, placing it in the #6 spot for the best free Mod games. Its score was calculated by analyzing a total of 3,416 reviews on Steam. This breaks down to a total of 3,336 positive reviews and 80 negative reviews — making it "Overwhelmingly Positive" on Steam.
It can be played and ran on both Windows and Linux systems. At the moment, it is possible to play Downfall - A Slay the Spire Fan Expansion on the Steam Deck (though some functionality may be limited).
| Release Date | 3/25/2022 |
| Developer | Table 9 Studio |
| Publisher | Table 9 Studio |
| Steam App Id | 1865780 |
7. Bloons TD Battles
Go head to head with other players in a Bloon-popping battle for victory. From the creators of best-selling Bloons TD 5, this all new Battles game is specially designed for multiplayer combat, featuring the ability to control bloons directly and send them charging past your opponent's defenses.
Bloons TD Battles has achieved a Player Score of 89, placing it in the #7 spot for the best free Mod games. Its score was calculated by analyzing a total of 28,674 reviews on Steam. This breaks down to a total of 26,025 positive reviews and 2,649 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 Bloons TD Battles on the Steam Deck (though some functionality may be limited).
| Release Date | 4/20/2016 |
| Franchise | Ninja Kiwi Games |
| Developer | Ninja Kiwi |
| Publisher | Ninja Kiwi |
| Steam App Id | 444640 |
8. Portal: Revolution
The Portal Mod you've been waiting for. Delve into a new story with original characters, spanning over 8 hours of gameplay and featuring over 40 new challenging test chambers which make use of new mechanics.
Portal: Revolution has achieved a Player Score of 93, placing it in the #8 spot for the best free Mod games. Its score was calculated by analyzing a total of 17,697 reviews on Steam. This breaks down to a total of 16,908 positive reviews and 789 negative reviews — making it "Overwhelmingly 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 | 1/6/2024 |
| Developer | Second Face Software |
| Publisher | Second Face Software |
| Steam App Id | 601360 |
9. Entropy : Zero 2
Bad Cop is back. Command a small army of Combine synths and soldiers on a Northern campaign to capture Dr. Judith Mossman. A modification for Half-Life 2.
Entropy : Zero 2 has achieved a Player Score of 96, placing it in the #9 spot for the best free Mod games. Its score was calculated by analyzing a total of 23,255 reviews on Steam. This breaks down to a total of 22,873 positive reviews and 382 negative reviews — making it "Overwhelmingly Positive" on Steam.
It can be played and ran on both Windows and Linux systems. At the moment, it is possible to play Entropy : Zero 2 on the Steam Deck (though some functionality may be limited).
10. Enderal: Forgotten Stories
Enderal: Forgotten Stories is a total conversion mod for Skyrim that is set in its own world with its own lore and story. It offers an immersive open world, all for the player to explore, overhauled skill systems and gameplay mechanics and a dark, psychological storyline with believable characters.
Enderal: Forgotten Stories has achieved a Player Score of 91, placing it in the #10 spot for the best free Mod games. Its score was calculated by analyzing a total of 11,802 reviews on Steam. This breaks down to a total of 11,088 positive reviews and 714 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run Enderal: Forgotten Stories on the Steam Deck.
More Free Mod Games
Explore even more rankings for the 100 best free Mod games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
 | 25,212 | 5/16/2020 | 96 | Free | Steam Charts | |
 | 1,608 | 8/18/2020 | 86 | Free | Steam Charts | |
 | 608 | 12/10/2021 | 96 | Free | Steam Charts | |
 | 527 | 4/25/2013 | 87 | Free | Steam Charts | |
 | 478 | 10/31/2013 | 89 | Free | Steam Charts | |
 | 364 | 3/25/2022 | 94 | Free | Steam Charts | |
 | 325 | 4/20/2016 | 89 | Free | Steam Charts | |
 | 307 | 1/6/2024 | 93 | Free | Steam Charts | |
 | 126 | 8/20/2022 | 96 | Free | Steam Charts | |
 | 106 | 2/14/2019 | 91 | Free | Steam Charts | |
 | 99 | 3/24/2023 | 78 | Free | Steam Charts | |
 | 89 | 10/3/2008 | 88 | Free | Steam Charts | |
 | 84 | 5/9/2014 | 90 | Free | Steam Charts | |
 | 78 | 5/21/2024 | 76 | Free | Steam Charts | |
 | 63 | 6/25/2015 | 94 | Free | Steam Charts | |
 | 60 | 6/1/2017 | 82 | Free | Steam Charts | |
 | 56 | 6/9/2009 | 86 | Free | Steam Charts | |
 | 52 | 10/13/2015 | 87 | Free | Steam Charts | |
 | 47 | 3/27/2015 | 91 | Free | Steam Charts | |
 | 42 | 10/9/2017 | 89 | 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. (2024, May 23). Steam Store. Steam Store.
- Valve Corporation. (2024, May 23). tModLoader on Steam. Steam Store.
- Valve Corporation. (2024, May 29). BLEACH Brave Souls on Steam. Steam Store.
- Valve Corporation. (2024, May 26). The Chronicles Of Myrtana: Archolos on Steam. Steam Store.
- Valve Corporation. (2024, March 24). Cry of Fear on Steam. Steam Store.
- Valve Corporation. (2024, May 25). No More Room in Hell on Steam. Steam Store.
- Valve Corporation. (2024, March 16). Downfall - A Slay the Spire Fan Expansion on Steam. Steam Store.
- Valve Corporation. (2024, May 24). Bloons TD Battles on Steam. Steam Store.
- Valve Corporation. (2024, May 29). Portal: Revolution on Steam. Steam Store.
- Valve Corporation. (2024, April 3). Entropy : Zero 2 on Steam. Steam Store.
- Valve Corporation. (2024, May 23). Enderal: Forgotten Stories on Steam. Steam Store.