Best Outbreak Sim Games on Steam
Steam currently has 220 Outbreak Sim games available to download and play. Explore our list of the best picks ranked by Player Score. Our Player Score rankings are calculated directly from reviews left on the Steam store and will be updated in real-time as more players leave their feedback. Outbreak Sim game rankings were last updated on 12/11/2024.
Looking for more? Explore other lists such as:
- Free outbreak sim games on Steam
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- Free Steam games
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1. Plague Inc: Evolved
Plague Inc: Evolved is a unique mix of high strategy and terrifyingly realistic simulation. Your pathogen has just infected 'Patient Zero' - now you must bring about the end of human history by evolving a deadly, global Plague whilst adapting against everything humanity can do to defend itself.
Plague Inc: Evolved holds the #1 spot for "best Outbreak Sim game on Steam" with a Player Score of 93. Its score was calculated by analyzing a total of 53,211 reviews on Steam. This breaks down to a total of 50,279 positive reviews and 2,932 negative reviews — making it "Very Positive" on Steam.
It is priced at $4.49 to play and 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.
| Steam Price | $4.49 |
| Release Date | 2/18/2016 |
| Franchise | Ndemic Creations |
| Developer | Ndemic Creations |
| Publisher | Ndemic Creations |
| Steam App Id | 246620 |
2. 60 Seconds! Reatomized
The post-apocalyptic dark comedy is back - remastered and even more radioactive than before! Scavenge supplies, rescue your family, and stay alive in your fallout shelter. Make difficult decisions, hunt mutant roaches... and maybe survive. Or not.
60 Seconds! Reatomized has achieved a Player Score of 92, placing it in the #2 spot for the best Outbreak Sim games. Its score was calculated by analyzing a total of 15,600 reviews on Steam. This breaks down to a total of 14,684 positive reviews and 916 negative reviews — making it "Very Positive" on Steam.
It is priced at $9.99 to play and can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $9.99 |
| Release Date | 7/25/2019 |
| Franchise | Robot Gentleman |
| Developer | Robot Gentleman |
| Publisher | Robot Gentleman |
| Steam App Id | 1012880 |
3. Infection Free Zone – Prologue
Experience the first 8 days of the Zone in the Prologue to the widely anticipated post-apocalyptic city-builder game. Lead the survivors, rebuild the city, and fight against the deadly hordes of the infected. Play on 6 different real cities from around the world.
Infection Free Zone – Prologue has achieved a Player Score of 88, placing it in the #3 spot for the best Outbreak Sim games. Its score was calculated by analyzing a total of 4,462 reviews on Steam. This breaks down to a total of 4,094 positive reviews and 368 negative reviews — making it "Very Positive" on Steam.
It is completely free to play and can be played and ran on Windows systems. At the moment, it is possible to play Infection Free Zone – Prologue on the Steam Deck (though some functionality may be limited).
| Release Date | 10/19/2023 |
| Franchise | Games Operators |
| Developer | Jutsu Games |
| Publisher | Games Operators |
| Steam App Id | 2485640 |
4. ICBM
ICBM is a real-time strategy game of nuclear destruction. Research new technologies, build up your nuclear stockpile and use a combination of ships, planes and missiles to strike at the heart of your opponents’ cities while keeping your population safe from harm.
ICBM has achieved a Player Score of 88, placing it in the #4 spot for the best Outbreak Sim games. Its score was calculated by analyzing a total of 1,785 reviews on Steam. This breaks down to a total of 1,642 positive reviews and 143 negative reviews — making it "Very Positive" on Steam.
It is priced at $19.99 to play and can be played and ran on Windows systems. At the moment, it is possible to play ICBM on the Steam Deck (though some functionality may be limited).
| Steam Price | $19.99 |
| Release Date | 11/17/2020 |
| Developers | |
| Publisher | Slitherine Ltd. |
| Steam App Id | 1178220 |
5. Shadows of Forbidden Gods
Take on the role of a Dark Elder God and lead your agents to bring about an apocalypse in a fantasy world. Work in the shadows, avoiding the heroes who will try to stop you, as you bring about plague and famine, ice age and volcanic destruction, madness and never ending night.
Shadows of Forbidden Gods has achieved a Player Score of 87, placing it in the #5 spot for the best Outbreak Sim games. Its score was calculated by analyzing a total of 855 reviews on Steam. This breaks down to a total of 796 positive reviews and 59 negative reviews — making it "Very Positive" on Steam.
It is priced at $19.99 to play and can be played and ran on Windows systems. At the moment, it is possible to play Shadows of Forbidden Gods on the Steam Deck (though some functionality may be limited).
| Steam Price | $19.99 |
| Release Date | 7/15/2023 |
| Developer | Bobby Two Hands |
| Publisher | Forbidden Oak Games Limited |
| Steam App Id | 1741640 |
6. DeadOS
DeadOS is an early access zombie outbreak simulator by Benn Powell that focuses on city-wide scenarios where you have access to fully customize your apocalypse experience from beginning to end. Simulation. Sandbox. Survival!
DeadOS has achieved a Player Score of 87, placing it in the #6 spot for the best Outbreak Sim games. Its score was calculated by analyzing a total of 125 reviews on Steam. This breaks down to a total of 123 positive reviews and 2 negative reviews — making it "Very Positive" on Steam.
It is priced at $11.99 to play and can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Steam Price | $11.99 |
| Release Date | 4/29/2021 |
| Developer | Benn Powell |
| Publisher | Benn Powell |
| Steam App Id | 1590850 |
7. Deisim
Live the experience of being a powerful god and create the world to see the growth of mankind.
Deisim has achieved a Player Score of 87, placing it in the #7 spot for the best Outbreak Sim games. Its score was calculated by analyzing a total of 734 reviews on Steam. This breaks down to a total of 679 positive reviews and 55 negative reviews — making it "Very Positive" on Steam.
It is priced at $14.99 to play and can be played and ran on Windows systems. At the moment, it is not possible to play or run Deisim on the Steam Deck.
| Steam Price | $14.99 |
| Release Date | 9/1/2022 |
| Franchise | Myron Games |
| Developers | |
| Publishers | |
| Steam App Id | 525680 |
8. Bio Inc. Redemption
Bio Inc.: Redemption is a realistic simulation and strategy game in which you make life or death decisions. Create a deadly illness to infect and torment your victim or play as the head of a medical team and hopefully find a cure to save your human patient. Will you be the plague or preserve humanity?
Bio Inc. Redemption has achieved a Player Score of 86, placing it in the #8 spot for the best Outbreak Sim games. Its score was calculated by analyzing a total of 2,135 reviews on Steam. This breaks down to a total of 1,912 positive reviews and 223 negative reviews — making it "Very Positive" on Steam.
It is priced at $2.59 to play and can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Steam Price | $2.59 |
| Release Date | 3/8/2018 |
| Developer | DryGin Studios |
| Publisher | DryGin Studios |
| Steam App Id | 612470 |
9. 60 Parsecs!
60 Parsecs! is an Atomic Space Age adventure of scavenge and survival. Keep your crew alive and ready for action. Make difficult choices, face soup shortages and other horrors of outer space. And maybe reach your destination. Or not.
60 Parsecs! has achieved a Player Score of 85, placing it in the #9 spot for the best Outbreak Sim games. Its score was calculated by analyzing a total of 3,518 reviews on Steam. This breaks down to a total of 3,100 positive reviews and 418 negative reviews — making it "Very Positive" on Steam.
It is priced at $9.99 to play and can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $9.99 |
| Release Date | 9/18/2018 |
| Franchise | Robot Gentleman |
| Developer | Robot Gentleman |
| Publisher | Robot Gentleman |
| Steam App Id | 646270 |
10. The Fabulous Fear Machine
The Fabulous Fear Machine is a narrative-driven strategy game with a pulp horror style. As the Machine's new Master, you must sow fear and expand your influence by creating Legends, harvesting resources, manipulating events, and spying on your enemies.
The Fabulous Fear Machine has achieved a Player Score of 84, placing it in the #10 spot for the best Outbreak Sim games. Its score was calculated by analyzing a total of 478 reviews on Steam. This breaks down to a total of 433 positive reviews and 45 negative reviews — making it "Very Positive" on Steam.
It is priced at $17.99 to play and can be played and ran on both Windows and Mac systems. At the moment, it is possible to play The Fabulous Fear Machine on the Steam Deck (though some functionality may be limited).
| Steam Price | $17.99 |
| Release Date | 10/4/2023 |
| Developer | Fictiorama Studios |
| Publisher | AMC Games |
| Steam App Id | 1540350 |
More Outbreak Sim Games
Explore even more rankings for the 100 best Outbreak Sim games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 901 | 2/18/2016 | 93 | $4.49 | Steam Charts | |
| 186 | 7/25/2019 | 92 | $9.99 | Steam Charts | |
| 12 | 10/19/2023 | 88 | Free | Steam Charts | |
| 22 | 11/17/2020 | 88 | $19.99 | Steam Charts | |
| 13 | 7/15/2023 | 87 | $19.99 | Steam Charts | |
| 1 | 4/29/2021 | 87 | $11.99 | Steam Charts | |
| 5 | 9/1/2022 | 87 | $14.99 | Steam Charts | |
| 82 | 3/8/2018 | 86 | $2.59 | Steam Charts | |
| 20 | 9/18/2018 | 85 | $9.99 | Steam Charts | |
| 1 | 10/4/2023 | 84 | $17.99 | Steam Charts | |
 | 30 | 5/17/2007 | 83 | $0.99 | Steam Charts | |
 | 1 | 9/12/2024 | 83 | $29.99 | Steam Charts | |
 | 1 | 9/9/2024 | 83 | $0.79 | Steam Charts | |
 | 23 | 5/25/2015 | 82 | $8.99 | Steam Charts | |
 | 10 | 5/23/2024 | 82 | $23.99 | Steam Charts | |
 | 20 | 5/29/2015 | 82 | $14.99 | Steam Charts | |
 | 1 | 9/16/2024 | 82 | $12.99 | Steam Charts | |
 | 13 | 3/25/2024 | 81 | $10.99 | Steam Charts | |
 | 1 | 1/8/2024 | 81 | Free | Steam Charts | |
 | 1 | 2/8/2021 | 81 | Free | Steam Charts |
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Reviews 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, December 11). Steam Store. Steam Store.
- Valve Corporation. (2024, December 11). Plague Inc: Evolved on Steam. Steam Store.
- Valve Corporation. (2024, December 12). 60 Seconds! Reatomized on Steam. Steam Store.
- Valve Corporation. (2024, December 12). Infection Free Zone – Prologue on Steam. Steam Store.
- Valve Corporation. (2024, December 6). ICBM on Steam. Steam Store.
- Valve Corporation. (2024, December 5). Shadows of Forbidden Gods on Steam. Steam Store.
- Valve Corporation. (2024, December 10). DeadOS on Steam. Steam Store.
- Valve Corporation. (2024, October 23). Deisim on Steam. Steam Store.
- Valve Corporation. (2024, December 10). Bio Inc. Redemption on Steam. Steam Store.
- Valve Corporation. (2024, December 11). 60 Parsecs! on Steam. Steam Store.
- Valve Corporation. (2024, December 10). The Fabulous Fear Machine on Steam. Steam Store.