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Ratopia on Steam

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Ratopia is a new game that has combined elements of both strategic survival and city building. With plenty of content available, and more planned, enjoy a vast world to adventure and populate with citizens! Build your own economical system to sustain your ideal city of Ratopia.

Ratopia is a building, colony sim and base-building game developed and published by Cassel Games.
Released on April 30th 2025 is available on Windows, MacOS, Steam Deck and Steam Machine.

It has received 3,795 reviews of which 3,324 were positive and 471 were negative resulting in a rating of 8.4 out of 10. 😎

The game is currently priced at 21.50€ on Steam.


The Steam community has classified Ratopia into these genres:

Media & Screenshots

Get an in-depth look at Ratopia through various videos and screenshots.

System requirements

These are the minimum specifications needed to play the game. For the best experience, we recommend that you verify them.

Windows
  • Requires a 64-bit processor and operating system
  • OS *: Window 7, 8, 10 (64-bits)
  • Processor: 2.4 Ghz
  • Memory: 4 GB RAM
  • Graphics: 512MB Video Ram
  • DirectX: Version 10
  • Storage: 2 GB available space
  • Additional Notes: Minimum resolution: 1280x720, recomended FULL HD 1920x1080.
MacOS
  • OS: 10.11 El Capitan
  • Processor: 2.4 Ghz
  • Memory: 4 GB RAM
  • Graphics: 512MB Video Ram.
  • Storage: 2 GB available space
  • Additional Notes: Minimum resolution: 1280x720, recomended FULL HD 1920x1080.

Steam Price & Best Deals

User reviews & Ratings

Explore reviews from Steam users sharing their experiences and what they love about the game.

152 hours played
July 2026
Recommended but it is a mid game. A lot of the design choices are questionable. It is fun, makes me wish some parts were better. The performance is also questionable, feels like an old bethesda game: the longer the savefile. the more unstable the game becomes. In terms of questionable design: - the upgrade paths are rather shallow. The rhythm game is introduced only so a skill exists that allows you to not play the rhythm game, which seems rather wasteful. Best to make the the rhythm game more interesting instead of making it a "chore" that can be "upgraded out" of the gameplay loop. - The game also allows you to improve your weapons by reforging them, but these upgrades are selected via randomness, which feels rather bothersome. - The lack of an inventory system seems refreshing at first but it really promotes little exploration or a high reliance on ordering the NPCs to build and their path finding tends to be rather iffy. More often than not I'm getting a slight flicker of a notification telling me some NPC is stuck when actually theyre just fine. To make matters worse, this trains you to ignore the situations when NPCs actually DO get stuck... - Speaking of which: NPCs getting stuck - it happens often and its rather frustrating. I order my NPCs to mine a out a chunk and they always manage to get themselves stuck somehow. Mining must be handled by micromanaging the NPCs or by just building massive infrastructures of ladders to prevent them from falling or getting stuck. It does get tedious. There's more but this illustrates it enough, a lot of the game always feels like it suggests in a direction of potential but it always falls short in some way. There's a lot of "mile wide inch deeps" systems involved. Despite this I still enjoyed the game. This is a solid 6/10: I like it but its average.
325 hours played
May 2026
Quick Summary - A simple‑to‑learn yet deep strategy game – 5‑star rating! - No pressure: you can pause whenever you want. - Manage your town while your rats build, fight, work, gather resources, and conduct research for you. Don't let you hero die, or you loose! - Inspired by Oni, Terraria and RimWorld, but far easier to pick up – no need to master complex physics. - Food and happiness are the only basic needs! First Impressions vs. Long‑Term Play At first glance the game feels like a “few‑hours‑of‑fun” title that isn’t very deep. After 300+ hours I can say it’s a hidden gem with so many possibilities. I consider myself a seasoned strategist. - Over 100 buildings to research. - Huge variety of materials and crafting recipes. - Numerous jobs and building types. - Extensive optimization options for hardcore players (though you can ignore them if you prefer a relaxed experience). Just keep the Rats Alive - Food: Easy to provide. - Happiness: Straightforward to maintain. What’s Left to You - Construct a comfortable home for your rats. - Defend against invaders (your hero will soon can’t do it alone). - Trade, raid, or cooperate or even price manipulation with other towns. - Unlock a massive tech tree and countless research projects. - Discover new goals even after 200+ hours of play – the game keeps giving. Difficulty Options - Hardcore mode for a serious challenge (I love this!) - Peaceful, Easy, or Normal for a relaxing yet deep building experience. Cons - The mini‑dungeons feel under‑designed and are not very enjoyable. Suggestions for the Developers - Copy‑Paste Building Feature: It would be great to copy a selected block (e.g., an “earth” tile) directly into the current build mode, avoiding the need to reopen the massive building tree each time. - Religion Balance: Purgon is currently too difficult to keep alive. Umbran feels overly easy. -------------------------------------------------------------------------------------------------------- Overall, the game offers a rich, rewarding strategy experience that scales from casual to hardcore play. Keep up the great work! Thank you for this game with so many freedom, possibilites and things to discover! It would be very great to get an addon for this game!
50 hours played
March 2026
It's a charming game that I've sunk a good amount of time into over the years, but it should be viewed as a more traditional colony-builder than an "economics simulator" like some people (including the devs) would like to think. Like with all non-player economies that I've seen (and I'd like to hear if there are any that do it well in the comments), the question of "does it actually matter that individuals have their own money" is a resounding "no." Every guide will have the same advice of implementing a wealth tax and daily subsidy, because the optimal way of dealing with the economy is invalidating it. So long as they have enough money to survive and buy stat-boosting Necessities/services, it doesn't matter how much they actually have. You decide where every building goes, who gets assigned to every job and every other economic activity so there's no "organic" part to the economy. It might as well just be a regular production chain without the "economic activity." Like I said, the game's still charming and it's pretty cheap so I think anybody buying it is likely to get their money's worth in fun. There's a significant amount of content to enjoy, I'm just critical of one of the main "stand out" features being superfluous.
252 hours played
Feb. 2026
An amazingly wonderful blend of Oxygen Not Included and Terraria that you absolutely must play for yourself if you're a fan of either game. Control your own character and navigate the world similar to Terraria, while also micromanaging your base and logistics similar to Oxygen Not Included.
50 hours played
Feb. 2026
great game! multiplayer would be a cool feature if possible in the future

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Frequently Asked Questions

Ratopia is currently priced at 21.50€ on Steam.

No, Ratopia is currently not on sale. You can purchase it for 21.50€ on Steam.

Yes, Ratopia received 3,324 positive votes out of a total of 3,795 achieving a rating of 8.44.
😎

Ratopia was developed and published by Cassel Games.

Yes, Ratopia is playable and fully supported on Windows.

Yes, Ratopia is playable and fully supported on MacOS.

No, Ratopia is not playable on Linux.

Yes, Ratopia is playable on Steam Deck, though it might require a few minor tweaks. Make sure to check the Steam store page and community feedback on ProtonDB for exact compatibility details.

Yes, Ratopia is playable and fully supported on Steam Machine.

No, Ratopia does not support VR.

Ratopia is a single-player game.

Yes, there is a DLC available for Ratopia. Explore additional content available for Ratopia on Steam.

Yes, Ratopia is fully integrated with Steam Workshop. Visit Steam Workshop.

No, Ratopia does not support Steam Remote Play.

Yes, Ratopia is enabled for Steam Family Sharing. This means you can share the game with authorized users from your Steam Library, allowing them to play it on their own accounts. For more details on how the feature works, you can read the original Steam Family Sharing announcement or visit the Steam Family Sharing user guide and FAQ page.

You can find solutions or submit a support ticket by visiting the Steam Support page for Ratopia.

Data sources

The information presented on this page is sourced from reliable APIs to ensure accuracy and relevance. We utilize the Steam API to gather data on game details, including titles, descriptions, prices, and user reviews. This allows us to provide you with the most up-to-date information directly from the Steam platform.

Additionally, we incorporate data from the SteamSpy API, which offers insights into game sales and player statistics. This helps us present a comprehensive view of each game's popularity and performance within the gaming community.

Last Updates
Steam data 23 September 2026 05:29 UTC
SteamSpy data 21 October 2026 02:46 UTC
Steam price 26 October 2026 20:09 UTC
Steam reviews 18 October 2026 05:51 UTC

If you'd like to dive deeper into the details about Ratopia, we invite you to check out a few dedicated websites that offer extensive information and insights. These platforms provide valuable data, analysis, and user-generated reports to enhance your understanding of the game and its performance.

  • SteamDB - A comprehensive database of everything on Steam about Ratopia
  • SteamCharts - Analysis of Ratopia concurrent players on Steam
  • ProtonDB - Crowdsourced reports on Linux and Steam Deck Ratopia compatibility
Ratopia
Rating
8.4
3,324
471
Game modes
Features
Online players
687
Developer
Cassel Games
Publisher
Cassel Games
Release 30 Apr 2025
Platforms