Games like 40 Days [四十天]
If 40 Days [四十天] is your kind of game, the closest matches are Bio Inc. Redemption, Plague Inc: Evolved and The Fabulous Fear Machine — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.
Get personalized picks →About 40 Days [四十天]: 40 Days is a special strategy simulation game related to infectious diseases spread all over the city. You, as ahead of the quarantine department, have been given full authority and manpower to contain the city, deal with different parties, virus in the city and most importantly find out the cure.
![40 Days [四十天] — Steam game cover](https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/737600/header.jpg?t=1574438101)
Players who liked 40 Days [四十天] also play
Steam players who put hours into 40 Days [四十天] also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.
Bio Inc. Redemption
WHY THIS
Top pick for 40 Days [四十天] fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with 40 Days [四十天].
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?
Plague Inc: Evolved
WHY THIS
Second-strongest match for 40 Days [四十天] fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with 40 Days [四十天].
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.
The Fabulous Fear Machine
WHY THIS
Third-strongest match for 40 Days [四十天] fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with 40 Days [四十天].
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.
Democracy 3
WHY THIS
Ranked #4 for 40 Days [四十天] fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with 40 Days [四十天].
Have you ever wanted to be president? or prime-minister? Convinced you could do a better job of running the country? Let's face it, you could hardly do a worse job than our current political leaders.
Bomber Crew
WHY THIS
Ranked #5 for 40 Days [四十天] fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with 40 Days [四十天].
Chocks away! Bomber Crew is a strategic simulation game, where picking the right crew and keeping your bomber in tip top shape is the difference between completing your mission or losing it all! USAAF DLC NOW AVAILABLE! FLY THE ICONIC AMERICAN BOMBER!
Game Dev Tycoon
WHY THIS
Ranked #6 for 40 Days [四十天] fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with 40 Days [四十天].
In Game Dev Tycoon you replay the history of the gaming industry by starting your own video game development company in the 80s. Create best selling games. Research new technologies and invent new game types. Become the leader of the market and gain worldwide fans.
Mini Metro
WHY THIS
Ranked #7 for 40 Days [四十天] fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with 40 Days [四十天].
Mini Metro is a strategy simulation game about designing a subway map for a growing city. Draw lines between stations and start your trains running. As new stations open, redraw your lines to keep them efficient. Decide where to use your limited resources. How long can you keep the city moving?
Dead In Vinland
WHY THIS
Ranked #8 for 40 Days [四十天] fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with 40 Days [四十天].
DEAD IN VINLAND is a survival/management game, mixed with RPG and adventure elements, about a Viking family trying their best to survive on a mysterious island.
Cheaper alternatives
Games in the same vein priced at least 40% below 40 Days [四十天] at current Steam store prices.
POSTAL 2
WHY THIS
Priced ~80% under 40 Days [四十天] on Steam right now. Shares Indie with 40 Days [四十天].
Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?
The Test
WHY THIS
Priced ~60% under 40 Days [四十天] on Steam right now. Shares Indie and Simulation with 40 Days [四十天].
You will answer a series of questions that will reveal truths from deep within. These questions may make you uncomfortable, but with great knowledge comes great sacrifice. Can you make it all the way through The Test, and if you do, are you sure you want the answers you seek?
Milk inside a bag of milk inside a bag of milk
WHY THIS
Priced ~70% under 40 Days [四十天] on Steam right now. Shares Indie with 40 Days [四十天].
A short story about what sort of challenges everyday little things can be. Help the girl buy milk, be the first not to disappoint her.
Placid Plastic Duck Simulator
WHY THIS
Priced ~60% under 40 Days [四十天] on Steam right now. Shares Simulation with 40 Days [四十天].
The ultimate high-tech rubber duck simulation, Placid Plastic Duck brings you dangerous levels of relaxation. With chill music, dreamy 3D graphics, and many different happy ducks, your only priority is to float around. Zero Ducks given.
shapez
WHY THIS
Priced ~80% under 40 Days [四十天] on Steam right now. Shares Strategy and Indie with 40 Days [四十天].
shapez is an easy-going, minimalistic factory building game about the automation of shapes through extraction and satisfying production lines. Adapt to increasingly complex shapes and grow your factory across an infinitely expanding map. Your only limitation is your creativity!
The Test: Hypothesis Rising
WHY THIS
Priced ~60% under 40 Days [四十天] on Steam right now. Shares Indie and Simulation with 40 Days [四十天].
The second chapter in The Test trilogy. Answer a series of in-depth questions to reveal hidden truths about yourself and unlock secrets to discover how your life can change drastically with just a few, slight modifications. ...But are you sure you want the answers you seek?
The Test: Final Revelation
WHY THIS
Priced ~60% under 40 Days [四十天] on Steam right now. Shares Simulation with 40 Days [四十天].
The third chapter in The Test Trilogy. Answer a series of in-depth questions to reveal hidden truths about yourself and unlock secrets to discover who you really are as a person. The Final Revelation is upon us... but are you sure you TRULY want the answers you seek?
The NOexistenceN of you AND me
WHY THIS
Priced ~60% under 40 Days [四十天] on Steam right now. Shares Indie with 40 Days [四十天].
Use "game" as a medium to showcase the world of "you/girl". Explore the truth of "you/girl/world" through the form of a "visual novel".
Free alternatives
Free-to-play games that recommended players of this title also tend to enjoy.
Ultimate Custom Night
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with 40 Days [四十天].
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
The Last Sovereign
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy and Indie with 40 Days [四十天].
Explore a world torn between armies of lust and purity in which everything is more complex than it seems, deciding the fate of nations through might, politics, and finance. Every decision matters in an intricate saga that tracks thousands of variables.
Clicker Heroes
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy and Indie with 40 Days [四十天].
Click your way through hordes of monsters, earn gold, and recruit quirky heroes with powerful skills. Progress even while you're idle, and watch the numbers climb into the absurd. It’s a never-ending journey of clicks, crits, and colossal damage.
Freddy Fazbear's Pizzeria Simulator
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with 40 Days [四十天].
Start your own Freddy Fazbear's Pizzeria with Freddy Fazbear Pizzeria Simulator!
Toribash
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy and Indie with 40 Days [四十天].
Toribash is an innovative free-to-play online turn-based fighting game where you’re able to design your own moves. Complete control over character's body, hundreds of game mods and bloody mess with full body dismemberment - you've never been able to annihilate your enemies like that before!
Kingdom: Classic
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy and Indie with 40 Days [四十天].
Kingdom is a 2D sidescrolling strategy/resource management hybrid with a minimalist feel wrapped in a beautiful, modern pixel art aesthetic.
Learn to Fly 3
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy and Indie with 40 Days [四十天].
Build your spaceship from scratch, earn funds and invest them into building a bigger, better spaceship as you try and fly your way up to space!
Mr.Mine
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy and Indie with 40 Days [四十天].
Explore the depths of the earth and uncover hidden treasures in this addictive idle mining game. Unlock the power of your drill with hundreds of upgrades, discover mysterious relics, and unearth priceless gems. Can you master the mines and reveal their deepest secrets? Dive in and dig deep!
Narrow it down
Head-to-head comparisons
More from Black Phoenix Studio
Other recommendable Steam games by Black Phoenix Studio, ranked by review count so the studio's hits land first.
Unexpected Journey 奇幻之旅
WHY THIS
Another title from Black Phoenix Studio, the studio behind 40 Days [四十天]. Shares Indie with 40 Days [四十天].
This is your first family mission, you have to arm and equip yourself and, above all, survive attacks from deadly monsters. Defeat these strong monsters, collect 4 artifacts and emerge from this hostile island as a relic hunter.
Puzzle 101: Edge of Galaxy 宇宙边际
WHY THIS
Another title from Black Phoenix Studio, the studio behind 40 Days [四十天]. Shares Indie with 40 Days [四十天].
Edge Of Galaxy - very beautiful game of space jigsaw puzzle game! Collect the full image of the different small pieces. You can either play with very relaxing on Casual mode, Customize mode or Challenge Mode with time attack, snapping difficulty, adjustable pieces size and others.
打豹虎 Spider Derby
WHY THIS
Another title from Black Phoenix Studio, the studio behind 40 Days [四十天]. Shares Indie and Simulation with 40 Days [四十天].
Spider derby is a blood sport involving spiders that occurs in different forms in several areas of the world. In this game, you need to explore new land to catch new spider for fighting. At the same time, you need to train it even use a new spider to feed it.
Counter Terrorism - Minesweeper
WHY THIS
Another title from Black Phoenix Studio, the studio behind 40 Days [四十天]. Shares Indie with 40 Days [四十天].
Base on budget control to locate and capture those terrorists, stop them before the attack countdown. Gameplay method inspired by the minesweeper.
Business Wars - The Card Game
WHY THIS
Another title from Black Phoenix Studio, the studio behind 40 Days [四十天]. Shares Strategy and Indie with 40 Days [四十天].
Business wars is a hardcore mix of strategy battles and business theory card game. Use your unique deck facing the business world situation, discover all possible strategy, and be the TOP 1 CEO in the business world!
This Throne Is Mine - The Card Game
WHY THIS
Another title from Black Phoenix Studio, the studio behind 40 Days [四十天]. Shares Strategy and Indie with 40 Days [四十天].
You play as King of Qin, the one ended the 500-year civil war on this land. Act like a King to manage your follower and the royal court and unite the country. Ready to defence your throne?
Last Kingdom - The Card Game
WHY THIS
Another title from Black Phoenix Studio, the studio behind 40 Days [四十天]. Shares Strategy and Indie with 40 Days [四十天].
Last Kingdom is a hardcore strategy battles card game. Demon King was conquered your country, and now is sending the army to conquer the last kingdom. Bring your country survivor to help the last kingdom facing the army, discover all possible strategy, and defend the last kingdom in this land!
Natural
WHY THIS
Another title from Black Phoenix Studio, the studio behind 40 Days [四十天]. Shares Indie with 40 Days [四十天].
Very beautiful game of natural jigsaw puzzle game! Collect the full image of the different small pieces. You can either play with very relaxing on Casual mode, Customize mode or Challenge Mode. Support unique game modes like Rotation, Limited Pick, Blind, Black Hole, Color Layer, and so on.
Plays great on Steam Deck
Valve-Verified or Playable picks from the similar pool — ready to go on Deck out of the box.
Plague Inc: Evolved
WHY THIS
Deck Verified — runs on Steam Deck out of the box. Shares Strategy and Indie with 40 Days [四十天].
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.
Bomber Crew
WHY THIS
Deck Verified — runs on Steam Deck out of the box. Shares Strategy and Simulation with 40 Days [四十天].
Chocks away! Bomber Crew is a strategic simulation game, where picking the right crew and keeping your bomber in tip top shape is the difference between completing your mission or losing it all! USAAF DLC NOW AVAILABLE! FLY THE ICONIC AMERICAN BOMBER!
Mini Metro
WHY THIS
Deck Verified — runs on Steam Deck out of the box. Shares Strategy and Indie with 40 Days [四十天].
Mini Metro is a strategy simulation game about designing a subway map for a growing city. Draw lines between stations and start your trains running. As new stations open, redraw your lines to keep them efficient. Decide where to use your limited resources. How long can you keep the city moving?
Frequently asked about 40 Days [四十天]
- How much does 40 Days [四十天] cost?
- 40 Days [四十天] is listed on Steam at 4.99 USD (current store price; Steam sales may reduce this temporarily).
- What games are most similar to 40 Days [四十天]?
- Based on Steam play patterns and shared genres/tags, the games most often recommended alongside 40 Days [四十天] are Bio Inc. Redemption, Plague Inc: Evolved, The Fabulous Fear Machine.
- Who developed 40 Days [四十天]?
- 40 Days [四十天] was developed by Black Phoenix Studio.
imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on 40 Days [四十天].
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