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Ecosystem
Create virtual lifeforms whose development is shaped by a deep simulation of evolution. Guide them as they fight, mate, and adapt to the environment you have built. All the creatures in the trailer evolved on their own in the game!
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-28 · quoted reviews as of 2026-10-16.
“This review contains my initial impressions. I will update it as I continue to play. Ecosystem is both a game and a simulation. The basic idea is that you sow plants, which grow and reproduce. You then introduce fish which eat the plants, and then fish that eat the fish that eat…”
— a player, Steam review · 18 hrs played“I have more hours than my playtime states, as I usually launch this directly when steam is turned off when I go to bed. I am a long time fan of ecosims and evolution games. This game is very pure to those genres. It has little to no "gamification" and exists merely for…”
— a player, Steam review · 402 hrs played“This game has a great premise, don't let the negative reviews tell you otherwise. But I feel as though it just needs more time, which is probably why it's in early access. If you are into sandbox games and evolution (which I am) you should keep an eye on this game. What it does…”
— a player, Steam review · 1 hrs playedPlayer activity
Monthly average concurrent players, self-collected from the Steam API since Aug 2026.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-25. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-10-26). Relative comparison only.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Patch to address Unity game engine vulnerability.
Small hotfix to address the recently report Unity game engine vulnerability. More information can be found here: https://unity.com/security/sept-2025-01
Ecosystem 1.1 - Tropical Fish Pack OUT NOW 🐠🦈🦑
Tropical Fish Pack is here!🐠🦈🦑 Featuring 5 new creature heads, the Tropical Fish Pack introduces a range of life forms to Ecosystem. You can now shape your virtual world with these additional species
DLC Announcement: Tropical Fish Pack! 🐠
You might have seen some very blurry images over the last couple weeks on Steam or on our socials, with some of you getting the correct answer surprisingly quick. That's right, Ecosystem is getting a
A Curious Presence
Looks like something else noticed our lively habitats, and is approaching to investigate a bit more. I wonder what this might be?
Games like Ecosystem
From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.
Reus 2
95.5% · 1,522 reviews
shares God Game, Colony Sim, Life Sim, Nature
Fish Game
93.2% · 577 reviews
shares Fishing, Underwater, God Game, Science
The Sapling
89.5% · 1,626 reviews
shares God Game, Science, Artificial Intelligence, Life Sim
Deisim
92.7% · 616 reviews
shares God Game, Colony Sim, Artificial Intelligence, Life Sim
The Universim
79.7% · 6,431 reviews
shares God Game, Colony Sim, Resource Management, Procedural Generation
Stardeus
88.3% · 1,145 reviews
shares God Game, Colony Sim, Resource Management, Procedural Generation
The Wandering Village
92.8% · 4,258 reviews
shares Colony Sim, Automation, Life Sim, Resource Management
Havendock
81.5% · 882 reviews
shares Colony Sim, Automation, Life Sim, Resource Management
Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-05-14.
| Genres | Casual, Indie, Simulation, Strategy |
| Player tags | Colony Sim · Automation · Simulation · God Game · Life Sim · Fishing · Sandbox · Underwater · Realistic · Nature · Resource Management · Management (SteamSpy community voting) |
| Features | Single-player · Steam Workshop · Steam Cloud · Family Sharing |
| Languages | English, French, German, Japanese, Simplified Chinese, Traditional Chinese |
| Official site | https://ecosystem-game.com/ |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS *: Windows 7 64-bit or higher Processor: Intel Core i3-8100 / AMD Ryzen 3 1200 Memory: 8 GB RAM Graphics: nVidia GeForce GTX 1050Ti / AMD Radeon RX 560 Storage: 2 GB available space