Free Old School Games on Steam
Steam currently has 8,454 Old School 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 Old School game rankings were last updated on 9/27/2025.
Looking for more? Explore other lists such as:
- Best old school games on Steam
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- Best old school Linux games on Steam
- Free Steam games
- Most played Steam games
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1. IdleOn - The Idle RPG
Create a guild of heroes who keep fighting, even while you're gone! Spend their loot on upgrades, unlock new classes, and level up 19 unique skills! Each World Boss you defeat unlocks new content, so there's always something new to play!
IdleOn - The Idle RPG holds the #1 spot for "best free Old School game on Steam" with a Player Score of 78. Its score was calculated by analyzing a total of 23,280 reviews on Steam. This breaks down to a total of 18,568 positive reviews and 4,712 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 IdleOn - The Idle RPG on the Steam Deck (though some functionality may be limited).
| Release Date | 4/2/2021 |
| Developer | Lavaflame2 |
| Publisher | Lavaflame2 |
| Steam App Id | 1476970 |
2. Old School RuneScape
The best retro fantasy MMORPG on the planet. Old School is RuneScape but… older! This is the open world you know and love, but as it was in 2007. Saying that, it’s even better than that – Old School is shaped by you, its players, with regular new content, fixes and expansions voted for by the fans!
Old School RuneScape has achieved a Player Score of 81, placing it in the #2 spot for the best free Old School games. Its score was calculated by analyzing a total of 19,070 reviews on Steam. This breaks down to a total of 15,766 positive reviews and 3,304 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 Old School RuneScape on the Steam Deck (though some functionality may be limited).
3. Galaxy Idle Clicker
Embark on an interstellar journey with Galaxy Idle Clicker! Conquer galaxies, upgrade your spaceship, and face off against a myriad of enemy ships. With engaging minigames, powerful upgrades, GIC delivers an unparalleled idle space adventure. Join the cosmic conquest today and dominate the universe!
Galaxy Idle Clicker has achieved a Player Score of 70, placing it in the #3 spot for the best free Old School games. Its score was calculated by analyzing a total of 890 reviews on Steam. This breaks down to a total of 645 positive reviews and 245 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 Galaxy Idle Clicker on the Steam Deck (though some functionality may be limited).
| Release Date | 8/6/2025 |
| Developer | Soehnle |
| Publishers | |
| Steam App Id | 2962810 |
4. Milky Way Idle
Milky Way Idle: A multiplayer idle RPG where automation replaces grinding. Level up skills, gather resources, craft powerful items, and battle monsters—all while AFK. Trade in the marketplace, join a guild, team up for party combat, and socialize in chat as you progress effortlessly.
Milky Way Idle has achieved a Player Score of 41, placing it in the #4 spot for the best free Old School games. Its score was calculated by analyzing a total of 1,810 reviews on Steam. This breaks down to a total of 733 positive reviews and 1,077 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Milky Way Idle on the Steam Deck (though some functionality may be limited).
5. Idle Slayer
Idle Slayer is an incremental game with idle and active playstyle mechanics, medieval pixel art visuals and retro 8-bit sounds and music.
Idle Slayer has achieved a Player Score of 83, placing it in the #5 spot for the best free Old School games. Its score was calculated by analyzing a total of 9,274 reviews on Steam. This breaks down to a total of 7,927 positive reviews and 1,347 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 | 12/22/2020 |
| Developer | Pablo Leban |
| Publisher | Pablo Leban |
| Steam App Id | 1353300 |
6. RetroArch
RetroArch is an open source and cross platform frontend/framework for emulators, game engines, video games, media players and other applications
RetroArch has achieved a Player Score of 87, placing it in the #6 spot for the best free Old School games. Its score was calculated by analyzing a total of 8,507 reviews on Steam. This breaks down to a total of 7,609 positive reviews and 898 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
7. Nin Online
Fight and train with powerful Jutsu to rise through the ranks of your hidden village in a ninja open-world MMORPG. Nin Online combines roleplaying systems with intense real-time combat. Warning: This is a very hardcore RPG!
Nin Online has achieved a Player Score of 77, placing it in the #7 spot for the best free Old School games. Its score was calculated by analyzing a total of 805 reviews on Steam. This breaks down to a total of 652 positive reviews and 153 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 Nin Online on the Steam Deck (though some functionality may be limited).
8. Caliber
Caliber is a team-based online shooter focused on special forces units from all over the world. More than 70 operators with unique abilities and weapons as well as various game modes and maps are waiting for you.
Caliber has achieved a Player Score of 74, placing it in the #8 spot for the best free Old School games. Its score was calculated by analyzing a total of 21,138 reviews on Steam. This breaks down to a total of 15,995 positive reviews and 5,143 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 Caliber on the Steam Deck (though some functionality may be limited).
| Release Date | 4/12/2023 |
| Franchise | 1C Game Studios |
| Developer | 1C Game Studios |
| Publishers | |
| Steam App Id | 307950 |
9. EverQuest
Welcome to EverQuest® - the online game that started it all! No other MMO matches EverQuest's sheer content, now with 29 expansions and countless updates. EverQuest is free-to-play.
EverQuest has achieved a Player Score of 76, placing it in the #9 spot for the best free Old School games. Its score was calculated by analyzing a total of 2,504 reviews on Steam. This breaks down to a total of 1,985 positive reviews and 519 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 EverQuest on the Steam Deck.
| Release Date | 12/13/2012 |
| Franchise | Daybreak Game Company |
| Developer | Darkpaw Games |
| Publisher | Daybreak Game Company |
| Steam App Id | 205710 |
10. Royal Quest Online
Fantasy comes alive in this vast yet cozy free-to-play MMORPG! Choose between 4 classes and 8 subclasses, explore hundreds of locations, thousands of quests, dive into varied PvE and PvP modes, enter the unique vibrant world, and trade with other players. Play, explore, fight and be victorious!
Royal Quest Online has achieved a Player Score of 78, placing it in the #10 spot for the best free Old School games. Its score was calculated by analyzing a total of 4,042 reviews on Steam. This breaks down to a total of 3,252 positive reviews and 790 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 Royal Quest Online on the Steam Deck (though some functionality may be limited).
| Release Date | 12/19/2024 |
| Developers | |
| Publishers | |
| Steam App Id | 2962300 |
More Free Old School Games
Explore even more rankings for the 100 best free Old School games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 6,838 | 4/2/2021 | 78 | Free | Steam Charts | |
| 1,474 | 2/24/2021 | 81 | Free | Steam Charts | |
| 1,247 | 8/6/2025 | 70 | Free | Steam Charts | |
| 1,083 | 3/6/2025 | 41 | Free | Steam Charts | |
| 1,041 | 12/22/2020 | 83 | Free | Steam Charts | |
| 556 | 5/27/2022 | 87 | Free | Steam Charts | |
| 408 | 6/12/2025 | 77 | Free | Steam Charts | |
| 337 | 4/12/2023 | 74 | Free | Steam Charts | |
| 302 | 12/13/2012 | 76 | Free | Steam Charts | |
| 275 | 12/19/2024 | 78 | Free | Steam Charts | |
 | 222 | 9/29/2025 | ??? | Free | Steam Charts | |
 | 217 | 9/15/2022 | 69 | Free | Steam Charts | |
 | 209 | 9/15/2025 | 70 | Free | Steam Charts | |
 | 181 | 4/11/2025 | 64 | Free | Steam Charts | |
 | 169 | 11/2/2017 | 70 | Free | Steam Charts | |
 | 154 | 8/31/2025 | 45 | Free | Steam Charts | |
 | 148 | 10/16/2021 | 61 | Free | Steam Charts | |
 | 136 | 3/1/2011 | 73 | Free | Steam Charts | |
 | 133 | 5/21/2014 | 82 | Free | Steam Charts | |
 | 128 | 9/3/2022 | 72 | 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, September 27). Steam Store. Steam Store.
- Valve Corporation. (2025, September 27). IdleOn - The Idle RPG on Steam. Steam Store.
- Valve Corporation. (2025, September 27). Old School RuneScape on Steam. Steam Store.
- Valve Corporation. (2025, September 28). Galaxy Idle Clicker on Steam. Steam Store.
- Valve Corporation. (2025, August 24). Milky Way Idle on Steam. Steam Store.
- Valve Corporation. (2025, September 18). Idle Slayer on Steam. Steam Store.
- Valve Corporation. (2025, September 29). RetroArch on Steam. Steam Store.
- Valve Corporation. (2025, September 26). Nin Online on Steam. Steam Store.
- Valve Corporation. (2025, September 29). Caliber on Steam. Steam Store.
- Valve Corporation. (2025, September 24). EverQuest on Steam. Steam Store.
- Valve Corporation. (2025, September 29). Royal Quest Online on Steam. Steam Store.