Free Idler Games on Steam
Steam currently has 3,753 Idler 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 Idler game rankings were last updated on 2/14/2026.
Looking for more? Explore other lists such as:
- Best idler games on Steam
- Best idler Steam Deck games
- Best idler Steam games for Mac OS
- Best idler Linux games on Steam
- Free Steam games
- Most played Steam games
- Best rated Steam games
1. Bongo Cat
Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?
Bongo Cat holds the #1 spot for "best free Idler game on Steam" with a Player Score of 96. Its score was calculated by analyzing a total of 89,757 reviews on Steam. This breaks down to a total of 87,601 positive reviews and 2,156 negative reviews β 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 | 3/5/2025 |
| Developers | |
| Publisher | Irox Games |
| Steam App Id | 3419430 |
2. Banana
Banana is a clicker Game, in which you click a Banana! In Banana you click the Banana to gain even more Bananas! Every 3 hours, you get dropped a banana. Each banana is also made by the community in discord. Come hang out with us and let's grow into something awesome !
Banana has achieved a Player Score of 81, placing it in the #2 spot for the best free Idler games. Its score was calculated by analyzing a total of 95,123 reviews on Steam. This breaks down to a total of 77,899 positive reviews and 17,224 negative reviews β making it "Very 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 | 4/23/2024 |
| Developers | |
| Publishers | |
| Steam App Id | 2923300 |
3. IdleOn
The management RPG where your heroes keep fighting even when you're gone! Spend their loot on upgrades, unlock classes from Elemental Wizard to Cannon Pirate, and level up 19 unique skills like Farming, Sailing, and even Construction!
IdleOn has achieved a Player Score of 79, placing it in the #3 spot for the best free Idler games. Its score was calculated by analyzing a total of 27,404 reviews on Steam. This breaks down to a total of 21,946 positive reviews and 5,458 negative reviews β making it "Very Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play IdleOn on the Steam Deck (though some functionality may be limited).
| Release Date | 11/6/2025 |
| Developer | Lavaflame2 |
| Publisher | Lavaflame2 |
| Steam App Id | 1476970 |
4. 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 has achieved a Player Score of 84, placing it in the #4 spot for the best free Idler games. Its score was calculated by analyzing a total of 9,868 reviews on Steam. This breaks down to a total of 8,506 positive reviews and 1,362 negative reviews β 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 |
5. Fish Idle 2: Underwater Mystery
Dive into the most fun idle fishing arcade game! Manage your Fish Kingdoms with automated fishing, upgrade your boat and gear, invest in passive income, and outsmart the market. Become the ultimate fish tycoon!
Fish Idle 2: Underwater Mystery has achieved a Player Score of 64, placing it in the #5 spot for the best free Idler games. Its score was calculated by analyzing a total of 1,474 reviews on Steam. This breaks down to a total of 967 positive reviews and 507 negative reviews β making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Fish Idle 2: Underwater Mystery on the Steam Deck (though some functionality may be limited).
| Release Date | 11/15/2024 |
| Developer | Multicast |
| Publisher | MulticastGames |
| Steam App Id | 3037410 |
6. Cell to Singularity - Evolution Never Ends
The epic story of evolution, technology, humanity, and dinosaurs is yours to tap.
Cell to Singularity - Evolution Never Ends has achieved a Player Score of 88, placing it in the #6 spot for the best free Idler games. Its score was calculated by analyzing a total of 25,890 reviews on Steam. This breaks down to a total of 23,214 positive reviews and 2,676 negative reviews β 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 Cell to Singularity - Evolution Never Ends on the Steam Deck (though some functionality may be limited).
| Release Date | 11/3/2021 |
| Developer | Computer Lunch |
| Publisher | Computer Lunch |
| Steam App Id | 977400 |
7. 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 has achieved a Player Score of 89, placing it in the #7 spot for the best free Idler games. Its score was calculated by analyzing a total of 3,882 reviews on Steam. This breaks down to a total of 3,608 positive reviews and 274 negative reviews β 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 |
8. Tap Ninja - Idle game
Defeat enemies, earn gold, upgrade your village, become a Ninja Master!
Tap Ninja - Idle game has achieved a Player Score of 83, placing it in the #8 spot for the best free Idler games. Its score was calculated by analyzing a total of 9,340 reviews on Steam. This breaks down to a total of 7,953 positive reviews and 1,387 negative reviews β 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 | 3/17/2022 |
| Developer | Broken Glass |
| Publisher | Broken Glass |
| Steam App Id | 1891700 |
9. NGU IDLE
NGU Idle is a Free To Play Idle game that's full of weird humor, tons of upgrades and hundreds of hours of content! Try out NGU Idle today and experience the joy of Numbers Going Up!
NGU IDLE has achieved a Player Score of 93, placing it in the #9 spot for the best free Idler games. Its score was calculated by analyzing a total of 12,584 reviews on Steam. This breaks down to a total of 12,043 positive reviews and 541 negative reviews β making it "Overwhelmingly Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play NGU IDLE on the Steam Deck (though some functionality may be limited).
10. Waifusitter π - Furry Collection
Waifusitter is a NSFW clicker where you collect and grow a waifu collection! Earn a random waifu every 3 hours, recycle unwanted ones, and aim for the rarest waifus. Trade waifus on Steam Community Marketplace.
Waifusitter π - Furry Collection has achieved a Player Score of 49, placing it in the #10 spot for the best free Idler games. Its score was calculated by analyzing a total of 137 reviews on Steam. This breaks down to a total of 67 positive reviews and 70 negative reviews β 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 | 3/4/2025 |
| Developer | Caulino |
| Publisher | Multisekai |
| Steam App Id | 3427660 |
More Free Idler Games
Explore even more rankings for the 100 best free Idler games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 124,006 | 3/5/2025 | 96 | Free | Steam Charts | |
| 14,745 | 4/23/2024 | 81 | Free | Steam Charts | |
| 7,963 | 11/6/2025 | 79 | Free | Steam Charts | |
| 6,259 | 5/1/2025 | 84 | Free | Steam Charts | |
| 6,256 | 11/15/2024 | 64 | Free | Steam Charts | |
| 3,293 | 11/3/2021 | 88 | Free | Steam Charts | |
| 3,163 | 7/27/2023 | 89 | Free | Steam Charts | |
| 3,039 | 3/17/2022 | 83 | Free | Steam Charts | |
| 2,903 | 10/1/2019 | 93 | Free | Steam Charts | |
| 2,771 | 3/4/2025 | 49 | Free | Steam Charts | |
 | 2,743 | 4/5/2021 | 77 | Free | Steam Charts | |
 | 2,707 | 5/5/2020 | 77 | Free | Steam Charts | |
 | 2,086 | 10/3/2025 | 89 | Free | Steam Charts | |
 | 2,048 | 3/25/2020 | 76 | Free | Steam Charts | |
 | 1,611 | 9/5/2024 | 92 | Free | Steam Charts | |
 | 1,595 | 5/14/2015 | 88 | Free | Steam Charts | |
 | 1,480 | 4/1/2024 | 75 | Free | Steam Charts | |
 | 1,478 | 5/3/2024 | 79 | Free | Steam Charts | |
 | 1,208 | 5/27/2016 | 82 | Free | Steam Charts | |
 | 1,046 | 11/27/2025 | 65 | 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. (2026, February 14). Steam Store. Steam Store.
- Valve Corporation. (2026, February 14). Bongo Cat on Steam. Steam Store.
- Valve Corporation. (2026, February 14). Banana on Steam. Steam Store.
- Valve Corporation. (2026, February 15). IdleOn on Steam. Steam Store.
- Valve Corporation. (2026, February 11). Revolution Idle on Steam. Steam Store.
- Valve Corporation. (2025, December 3). Fish Idle 2: Underwater Mystery on Steam. Steam Store.
- Valve Corporation. (2026, February 16). Cell to Singularity - Evolution Never Ends on Steam. Steam Store.
- Valve Corporation. (2026, February 1). Unnamed Space Idle on Steam. Steam Store.
- Valve Corporation. (2026, February 4). Tap Ninja - Idle game on Steam. Steam Store.
- Valve Corporation. (2025, October 26). NGU IDLE on Steam. Steam Store.
- Valve Corporation. (2026, January 29). Waifusitter π - Furry Collection on Steam. Steam Store.