Free Automation Games on Steam

Steam currently has 1,401 Automation 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 Automation game rankings were last updated on 8/15/2025.

Looking for more? Explore other lists such as:

1. Revolution Idle

Join an experience where each revolution takes you further into the unknown! Revolution Idle challenges you to multiply your accumulators to reach unimaginable heights. Will you manage to reach infinity?

Revolution Idle banner

Revolution Idle holds the #1 spot for "best free Automation game on Steam" with a Player Score of 81. Its score was calculated by analyzing a total of 6,455 reviews on Steam. This breaks down to a total of 5,415 positive reviews and 1,040 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 Revolution Idle on the Steam Deck (though some functionality may be limited).

Release Date 5/1/2025
Developers
Publisher Oni Gaming
Steam App Id 2763740

2. Unnamed Space Idle

Destroy endless waves of alien ships that have all but wiped out humanity in this long form, unfolding, sci-fi idle game. Customize your ship with different weapons and defenses to defeat specific enemy types and utilize a ton of different systems to increase your overall power.

Unnamed Space Idle banner

Unnamed Space Idle has achieved a Player Score of 89, placing it in the #2 spot for the best free Automation games. Its score was calculated by analyzing a total of 3,255 reviews on Steam. This breaks down to a total of 3,019 positive reviews and 236 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 Unnamed Space Idle on the Steam Deck (though some functionality may be limited).

Release Date 7/27/2023
Developer Sylv
Publishers
Steam App Id 2471100

3. AdVenture Capitalist

Welcome, eager young investor, to AdVenture Capitalist! Arguably the world's greatest Capitalism simulator!

AdVenture Capitalist banner

AdVenture Capitalist has achieved a Player Score of 86, placing it in the #3 spot for the best free Automation games. Its score was calculated by analyzing a total of 59,380 reviews on Steam. This breaks down to a total of 52,122 positive reviews and 7,258 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 AdVenture Capitalist on the Steam Deck (though some functionality may be limited).

Release Date 3/30/2015
Developer Hyper Hippo Games
Publisher Hyper Hippo Games
Steam App Id 346900

4. Idle Hero TD - Tower Defense

Endless idle tower defense game full of deep strategy and combat mechanics. Unlock and upgrade dozens of epic fantasy heroes to defeat an infinite swarm of enemy monsters. Strategize hero positions, synergies, and skills for an effective defense, then sit back and let the auto-battler do its thing!

Idle Hero TD - Tower Defense banner

Idle Hero TD - Tower Defense has achieved a Player Score of 78, placing it in the #4 spot for the best free Automation games. Its score was calculated by analyzing a total of 756 reviews on Steam. This breaks down to a total of 623 positive reviews and 133 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 Idle Hero TD - Tower Defense on the Steam Deck (though some functionality may be limited).

Release Date 5/3/2024
Developer Swell Games LLC
Publisher Swell Games LLC
Steam App Id 2897580

5. Antimatter Dimensions

Earn antimatter through dimensions! Gain Infinite antimatter to collapse the universe!

Antimatter Dimensions banner

Antimatter Dimensions has achieved a Player Score of 89, placing it in the #5 spot for the best free Automation games. Its score was calculated by analyzing a total of 3,863 reviews on Steam. This breaks down to a total of 3,562 positive reviews and 301 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 Antimatter Dimensions on the Steam Deck (though some functionality may be limited).

Release Date 12/17/2022
Developers
Publishers
Steam App Id 1399720

6. Dota Underlords

Hire a crew and destroy your rivals in this new strategy battler set in the world of Dota. Introducing Season One: Explore White Spire and earn rewards on the Battle Pass. Pick from several different game modes, play on your own or with friends, and take advantage of crossplay on PC and mobile.

Dota Underlords banner

Dota Underlords has achieved a Player Score of 81, placing it in the #6 spot for the best free Automation games. Its score was calculated by analyzing a total of 90,914 reviews on Steam. This breaks down to a total of 74,746 positive reviews and 16,168 negative reviews — making it "Very 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 6/20/2019
Franchise Dota
Developer Valve
Publisher Valve
Steam App Id 1046930

7. Trimps

A text-based incremental idle game with a ridiculous amount of unique content. Automate old stuff as you unlock new stuff to keep things interesting for hours and hours, no spam clicking necessary! Trimps is everything you love about your favorite games, distilled to their purest form.

Trimps banner

Trimps has achieved a Player Score of 86, placing it in the #7 spot for the best free Automation games. Its score was calculated by analyzing a total of 1,332 reviews on Steam. This breaks down to a total of 1,211 positive reviews and 121 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 Trimps on the Steam Deck.

Release Date 5/2/2022
Developer Greensatellite
Publisher Greensatellite
Steam App Id 1877960

8. Incremental Epic Hero 2

A mixture of incremental/idle and roleplaying game set in fantasy world filled with monsters and things to explore, where battling is constant, almost everything can be upgraded, and with wide array of various prestige mechanics to always keep things interesting and moving forward!

Incremental Epic Hero 2 banner

Incremental Epic Hero 2 has achieved a Player Score of 68, placing it in the #8 spot for the best free Automation games. Its score was calculated by analyzing a total of 1,451 reviews on Steam. This breaks down to a total of 1,026 positive reviews and 425 negative reviews — making it "Mostly Positive" on Steam.

It can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Incremental Epic Hero 2 on the Steam Deck (though some functionality may be limited).

Release Date 1/2/2025
Developer Hapiwaku
Publisher Idle System, Inc.
Steam App Id 1690710

9. Idle Clans

Idle Clans is a multiplayer idle game that combines the classic MMORPG experience with simplified gameplay and less time commitment. Features include a player-driven economy, PvE, trading, quests, crafting and opportunities to play, socialize and collaborate with other players.

Idle Clans banner

Idle Clans has achieved a Player Score of 71, placing it in the #9 spot for the best free Automation games. Its score was calculated by analyzing a total of 1,255 reviews on Steam. This breaks down to a total of 923 positive reviews and 332 negative reviews — making it "Mostly Positive" on Steam.

It can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Idle Clans on the Steam Deck (though some functionality may be limited).

Release Date 4/7/2023
Developer Isam Games
Publisher Isam Games
Steam App Id 2103530

10. The Perfect Tower II

The Perfect Tower II is a mix between an incremental and a tower defense game. Build a town, manage resources and explore a variety of mini-games and tons of upgrades. Fully automate your game and watch numbers going up!

The Perfect Tower II banner

The Perfect Tower II has achieved a Player Score of 84, placing it in the #10 spot for the best free Automation games. Its score was calculated by analyzing a total of 3,755 reviews on Steam. This breaks down to a total of 3,291 positive reviews and 464 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 The Perfect Tower II on the Steam Deck (though some functionality may be limited).

Release Date 2/26/2021
Franchise Fire Sword Studios
Developer Fire Sword Studios
Publisher Fire Sword Studios
Steam App Id 1197260

More Free Automation Games

Explore even more rankings for the 100 best free Automation games available on Steam.

ImageName
Actions
Revolution Idle steam charts
9,979
5/1/2025
81
Free
Steam Charts
Unnamed Space Idle steam charts
3,752
7/27/2023
89
Free
Steam Charts
AdVenture Capitalist steam charts
1,151
3/30/2015
86
Free
Steam Charts
Idle Hero TD - Tower Defense steam charts
1,120
5/3/2024
78
Free
Steam Charts
Antimatter Dimensions steam charts
937
12/17/2022
89
Free
Steam Charts
Dota Underlords steam charts
693
6/20/2019
81
Free
Steam Charts
Trimps steam charts
653
5/2/2022
86
Free
Steam Charts
Incremental Epic Hero 2 steam charts
627
1/2/2025
68
Free
Steam Charts
Idle Clans steam charts
621
4/7/2023
71
Free
Steam Charts
The Perfect Tower II steam charts
471
2/26/2021
84
Free
Steam Charts
Finn Dorset's Institute For Livestock Replication steam charts
465
10/2/2024
81
Free
Steam Charts
Bitburner steam charts
437
12/10/2021
92
Free
Steam Charts
Skill Legends Royale steam charts
389
11/5/2024
74
Free
Steam Charts
Cividle steam charts
302
2/16/2024
72
Free
Steam Charts
Grim Clicker steam charts
236
1/30/2024
76
Free
Steam Charts
Idle Spiral steam charts
202
4/30/2022
78
Free
Steam Charts
DPS IDLE 2 steam charts
178
9/23/2024
50
Free
Steam Charts
Smashing Simulator Idle steam charts
166
8/20/2024
73
Free
Steam Charts
Kink.inc [18+] steam charts
120
3/20/2023
51
Free
Steam Charts
Sim Companies steam charts
118
8/31/2023
76
Free
Steam Charts
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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 15). Steam Store. Steam Store.
  • Valve Corporation. (2025, August 15). Revolution Idle on Steam. Steam Store.
  • Valve Corporation. (2025, August 24). Unnamed Space Idle on Steam. Steam Store.
  • Valve Corporation. (2025, July 25). AdVenture Capitalist on Steam. Steam Store.
  • Valve Corporation. (2025, August 30). Idle Hero TD - Tower Defense on Steam. Steam Store.
  • Valve Corporation. (2025, May 14). Antimatter Dimensions on Steam. Steam Store.
  • Valve Corporation. (2025, August 25). Dota Underlords on Steam. Steam Store.
  • Valve Corporation. (2025, August 21). Trimps on Steam. Steam Store.
  • Valve Corporation. (2025, August 6). Incremental Epic Hero 2 on Steam. Steam Store.
  • Valve Corporation. (2025, August 17). Idle Clans on Steam. Steam Store.
  • Valve Corporation. (2025, August 22). The Perfect Tower II on Steam. Steam Store.

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