Games like Megaquarium on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like Megaquarium are available at the bottom of the page.
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United Penguin Kingdom
A city-building game where you build a penguin settlement and satisfy the various needs of your penguins while dealing with seals and killer whales. Enjoy the growth of your settlement, become the king, and lead the United Penguin Kingdom.
Big Pharma
What if you had it in your power to rid the world of disease, to improve the lives of millions, to ease suffering and cure the sick… and earn a tidy profit? As the head of your own Pharmaceutical Conglomerate you have this power resting in your hands. Will you use it for good?
Aquarist
A relaxing sandbox casual simulation game where you perform various, even strange, aquarium-related tasks on very diverse levels. As an Aquarist you must create and manage a home to amazing fish🐟, sea turtles🐢, sharks🦈, octopuses🐙, and more🐬. Aquarium is their world and life. Make it worth...
Aquarium Designer
Aquarium Designer gives you an opportunity to create the aquarium of your dreams! Become a professional whose job is to design it, build it, and fill it with the various underwater wildlife! All types, all sizes - your creativity is your only limit!
Planet Zoo
Build a world for wildlife in Planet Zoo. From the developers of Planet Coaster and Zoo Tycoon comes the ultimate zoo sim. Construct detailed habitats, manage your zoo, and meet authentic living animals who think, feel and explore the world you create around them.
Startup Company
Startup Company is a business simulation sandbox game where you’re the CEO of a new company. Your job is to build your very own website and compete against the largest tech giants on the planet!
Farm Manager 2018
Manage your own farm in the game Farm Manager 2018! To expand your farm business, produce cheap and sell your products in high prices. Control the process of land cultivation, employ the best staff, buy the most appropriate farm equipment, raise livestock and process the harvested crops.
Let's Build a Zoo
It's time to Build a Zoo! Construct and decorate enclosures, buy and breed animals, hire zookeepers and vets... then try your hand at DNA splicing, and stitch together over 300,000 different types of animal. This can only go smoothly...
Snowtopia: Ski Resort Builder
Build your ideal ski resort. Keep skiers smiling with fresh pistes and fine facilities. Ski, build and chill in the wintry world of Snowtopia where everyone is welcome!
Autonauts
In Autonauts you must build, create, and automate. Start by establishing a colony, crafting bots and teaching them via Scratch-style programming to build an ever evolving autonomous paradise of agriculture, industry and enlightenment.
Wildlife Park 2
Now’s the chance to build the Zoo of your dreams! Just like in a real Zoo, your animals must receive complete care. Feed them, train them, cure them and even relocate them. Observe their realistic interactions with one another, the landscape, the play equipment and even Zoo visitors.
Little Big Workshop
Manage your workers, stations, machines and create awesome stuff as your little big workshop grows into your dream factory!
United Penguin Kingdom: Huddle up
This free version of the United Penguin Kingdom covers the content from one year of in-game time. A city-building game where you build a penguin settlement and satisfy the various needs of your penguins while dealing with seals and killer whales.
Merchant of the Skies
Become the captain of a flying ship! Sell items, gather resources and build your own trade company in the clouds!
Farm Manager 2021
Farm Manager 2021 is an indie game that lets you relax and immerse yourself in farm management. A casual but grounded builder game that combines management and farm maintenance in one package. Grow and expand your farm into a thriving estate or enjoy it as a delightful escape from everyday life.
Two Point Museum
Curate and manage incredible museums! Explore to discover amazing artifacts. Design and refine the layout, keep staff happy, guests entertained, donations plentiful… and children off the exhibits
The Sushi Spinnery
Revolutionize the revolving sushi bar in this fresh new sim!
King of Retail
The store is your kingdom! Expand your humble boutique into a thriving business: hire the right staff, decorate your displays, and lure in customers. Even your wildest ideas can turn a profit. Why not start a business that sells only white T-shirts and ketchup? PCs and beans? Your rule, your rules!
Mad Tower Tycoon
Design your own skyscraper with more than 100 Floors. Rent offices, apartments or shops and build a financially lucrative skyscraper. Build cinemas, bars or a theater to satisfy your visitors and create an effective transport system with elevators and stairs.
House Flipper
House Flipper is a unique chance to become a one-man renovation crew. Buy, repair and remodel devastated houses. Give them a second life and sell them at a profit!
Parkitect
Parkitect is a business simulation game that charges you with the construction and management of theme parks! Bringing back the best of classic theme park games with many new features and content on top. Now supports online co-op with up to 8 players!
Prison Architect
Only the world’s most ruthless Warden can contain the world’s most ruthless inmates. Design and develop your personalized penitentiary in Prison Architect.Most played games like Megaquarium on Steam
Take a look at the top games like Megaquarium that are currently attracting the largest player bases on the Steam platform, as of April 15th 2025.
1. Stardew Valley
Similarity 56% You've inherited your grandfather's old farm plot in Stardew Valley. Armed with hand-me-down tools and a few coins, you set out to begin your new life. Can you learn to live off the land and turn these overgrown fields into a thriving home? Stardew Valley is a farming sim, pixel graphics and multiplayer game developed and published by ConcernedApe. Released on February 26th 2016 has received 871,330 reviews of which 857,703 were positive and 13,627 were negative resulting in an impressive rating of 9.8 out of 10. The game has hit the top spot as the #1 most played game like Megaquarium, thanks to its 116,918 peak concurrent players over the last day.
9.8
857,703
13,627
116,918
players
2. The Sims™ 4
Similarity 52% Play with life and discover the possibilities. Unleash your imagination and create a world of Sims that’s wholly unique. Explore and customize every detail from Sims to homes–and much more. The Sims™ 4 is a life sim, character customization and free to play game developed by Maxis and published by Electronic Arts. Released on June 18th 2020 has received 166,526 reviews of which 145,405 were positive and 21,121 were negative resulting in a rating of 8.6 out of 10. While seeing 41,405 players online at once in the last 24 hours, this game is currently ranked #2 among games like Megaquarium based on player count.
8.6
145,405
21,121
41,405
players
3. Factorio
Similarity 51% Factorio is a game about building and creating automated factories to produce items of increasing complexity, within an infinite 2D world. Use your imagination to design your factory, combine simple elements into ingenious structures, and finally protect it from the creatures who don't really like you. Factorio is a automation, base-building and resource management game developed and published by Wube Software LTD.. Released on August 14th 2020 has received 212,622 reviews of which 206,226 were positive and 6,396 were negative resulting in an impressive rating of 9.6 out of 10. While seeing 23,861 players online at once in the last 24 hours, this game is currently ranked #3 among games like Megaquarium based on player count.
9.6
206,226
6,396
23,861
players
4. Cities: Skylines
Similarity 63% Cities: Skylines is a modern take on the classic city simulation. The game introduces new game play elements to realize the thrill and hardships of creating and maintaining a real city whilst expanding on some well-established tropes of the city building experience. Cities: Skylines is a city builder, simulation and building game developed by Colossal Order Ltd. and published by Paradox Interactive. Released on March 10th 2015 has received 273,442 reviews of which 254,189 were positive and 19,253 were negative resulting in an impressive rating of 9.2 out of 10. With 18,962 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Megaquarium.
9.2
254,189
19,253
18,962
players
5. Cookie Clicker
Similarity 52% An idle game about making cookies! Originally released in 2013 on the web, and actively developed since then. This is the official version for Steam. Cookie Clicker is a clicker, idler and casual game developed by Orteil and DashNet and published by Playsaurus. Released on September 01st 2021 has received 78,130 reviews of which 75,535 were positive and 2,595 were negative resulting in an impressive rating of 9.5 out of 10. With 13,767 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Megaquarium.
9.5
75,535
2,595
13,767
players
6. inZOI
Similarity 56% "Every life becomes a story" Create your unique story by controlling and observing the lives of 'Zois'. Customize characters and build houses using inZOI's easy-to-use tools to live the life of your dreams and experience the different emotions of life created by its deep and detailed simulation. inZOI is a life sim, character customization and simulation game developed by inZOI Studio and published by KRAFTON and Inc.. Released on March 27th 2025 has received 17,401 reviews of which 14,380 were positive and 3,021 were negative resulting in a rating of 8.1 out of 10. With 8,547 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Megaquarium.
8.1
14,380
3,021
8,547
players
7. Dinkum
Similarity 56% G'Day there! Get ready to start a new fair Dinkum life. Explore an island inspired by the wild Australian outback, featuring tropical eucalyptus forests, scorching deserts, and cool billabongs. Dinkum is a early access, open world survival craft and agriculture game developed by James Bendon and published by KRAFTON and Inc.. Released on July 14th 2022 has received 23,129 reviews of which 21,434 were positive and 1,695 were negative resulting in an impressive rating of 9.1 out of 10. With 8,245 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Megaquarium.
9.1
21,434
1,695
8,245
players
8. Supermarket Simulator
Similarity 60% Run your own supermarket. Stock shelves, set prices as you'd like, take payments, hire staff, expand and design your store. Online orders & delivery, shoplifters, security, local market are upcoming. Supermarket Simulator is a simulation, management and economy game developed and published by Nokta Games. Released on February 20th 2024 has received 66,396 reviews of which 62,337 were positive and 4,059 were negative resulting in an impressive rating of 9.2 out of 10. With 6,607 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Megaquarium.
9.2
62,337
4,059
6,607
players
9. Supermarket Together
Similarity 60% The multiplayer supermarket has arrived to your neighbourhood for free! Stock your shop space, unlock perks and franchises, hire employees or chase those pesky shoplifters. The more players, the more action! Supermarket Together is a simulation, online co-op and multiplayer game developed and published by DeadDevsTellNoLies. Released on August 09th 2024 has received 62,815 reviews of which 59,688 were positive and 3,127 were negative resulting in an impressive rating of 9.3 out of 10. With 6,579 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Megaquarium.
9.3
59,688
3,127
6,579
players
10. Dyson Sphere Program
Similarity 57% Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire. Dyson Sphere Program is a automation, space and base-building game developed by Youthcat Studio and published by Gamera Games. Released on January 20th 2021 has received 84,564 reviews of which 82,585 were positive and 1,979 were negative resulting in an impressive rating of 9.6 out of 10. With 5,796 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Megaquarium.
9.6
82,585
1,979
5,796
players
Best deals on games like Megaquarium on Steam
Discover fantastic savings with the best discounts on a variety of games like Megaquarium available on Steam right now, updated on April 15th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Megaquarium.
1. SuchArt: Genius Artist Simulator
Similarity 56% A unique artist sim game with realistic paint mixing, physics and numerous painting tools. Upgrade and customize your studio, complete tasks, sell and expose art, buy instruments and get famous! SuchArt: Genius Artist Simulator is a design & illustration, sandbox and immersive sim game developed by Goose Minded and published by HypeTrain Digital. Released on October 13th 2022 has received 4,319 reviews of which 4,202 were positive and 117 were negative resulting in an impressive rating of 9.4 out of 10. Featuring a massive 96% discount, this game currently holds the #1 spot in the best deals for games like Megaquarium.
9.4
4,202
117
-96%
25.00€
1.00€
2. Naheulbeuk's Dungeon Master
Similarity 56% A dungeon in danger ! Build, manage, and defend your tower in the satirical heroic fantasy universe of Dungeon of Naheulbeuk. From a shaky establishment to an infamous lair! Naheulbeuk's Dungeon Master is a management, simulation and funny game developed by Artefacts Studio and published by Dear Villagers. Released on November 15th 2023 has received 1,373 reviews of which 988 were positive and 385 were negative resulting in a rating of 7.0 out of 10. Thanks to its incredible 96% discount, this game is now the #2 best deal in games like Megaquarium.
7.0
988
385
-96%
25.00€
1.00€
3. Founders' Fortune
Similarity 54% A fantasy village builder focusing on creative building, colonist psychology and base defense. Handle resources, farming, production, tools, diplomacy, families, trading, defense, and research, as well as the wishes, expectations, thoughts, and equipment of every villager. Founders' Fortune is a colony sim, base-building and city builder game developed and published by Dionic Software. Released on December 18th 2020 has received 2,093 reviews of which 1,686 were positive and 407 were negative resulting in a rating of 7.8 out of 10. Thanks to its incredible 95% discount, this game is now the #3 best deal in games like Megaquarium.
7.8
1,686
407
-95%
20.00€
1.00€
4. InfraSpace
Similarity 52% Create an extrasolar efficiency utopia from scratch! In this sci-fi city builder you need to start mining operations, plan production, and lay down transportation routes to ensure a smooth supply chain. InfraSpace is a city builder, automation and transportation game developed and published by Dionic Software. Released on September 22nd 2023 has received 1,611 reviews of which 1,297 were positive and 314 were negative resulting in a rating of 7.7 out of 10. Currently offered at a significant 95% discount, this title has earned the #4 position in the best deals for games like Megaquarium.
7.7
1,297
314
-95%
20.00€
1.00€
5. Autonauts vs Piratebots
Similarity 62% Create, automate and defend an impenetrable base. Assemble and command a Bot army to combat an entire Piratebot invasion. Build, program and battle your way through five different zones. Autonauts vs Piratebots is a simulation, strategy and automation game developed by Denki and published by Curve Games. Released on July 28th 2022 has received 480 reviews of which 380 were positive and 100 were negative resulting in a rating of 7.5 out of 10. Currently offered at a significant 95% discount, this title has earned the #5 position in the best deals for games like Megaquarium.
7.5
380
100
-95%
20.00€
1.00€
6. Station to Station
Similarity 57% ‘Station to Station’ is a minimalist & relaxing game about building railway connections. Grab your conductor’s hat and bring the voxel-art world to life through the magic of trains! Station to Station is a simulation, puzzle and relaxing game developed by Galaxy Grove and published by Prismatika. Released on October 03rd 2023 has received 1,537 reviews of which 1,385 were positive and 152 were negative resulting in a rating of 8.6 out of 10. Currently offered at a significant 94% discount, this title has earned the #6 position in the best deals for games like Megaquarium.
8.6
1,385
152
-94%
16.67€
1.00€
7. Train Station Renovation
Similarity 54% Welcome to an old, ruined train station. A place that will give you a lot of fun! In Train Station Renovation you play as a renovation company specialized in restoring old and damaged railway stations. Train Station Renovation is a simulation, casual and indie game developed by Live Motion Games and published by Live Motion Games, Frozen Way, PlayWay S.A. and Frozen District. Released on October 01st 2020 has received 2,605 reviews of which 2,143 were positive and 462 were negative resulting in a rating of 7.9 out of 10. Currently offered at a significant 94% discount, this title has earned the #7 position in the best deals for games like Megaquarium.
7.9
2,143
462
-94%
17.50€
1.05€
8. Snowtopia: Ski Resort Builder
Similarity 69% Build your ideal ski resort. Keep skiers smiling with fresh pistes and fine facilities. Ski, build and chill in the wintry world of Snowtopia where everyone is welcome! Snowtopia: Ski Resort Builder is a simulation, building and management game developed by TeaForTwo and published by Goblinz Publishing and Maple Whispering Limited. Released on December 14th 2022 has received 1,162 reviews of which 713 were positive and 449 were negative resulting in a rating of 6 out of 10. Currently offered at a significant 94% discount, this title has earned the #8 position in the best deals for games like Megaquarium.
6
713
449
-94%
19.83€
1.19€
9. Pure Farming 2018
Similarity 56% Use the latest technology and state-of-the-art licensed machines to manage all aspects of modern farming. Travel between Europe, Asia, and both Americas to plant region-specific crops such as hemp, coffee beans, and olives. Farm your way thanks to three unique game modes tailored to both simulation veterans and newcomers to farming games. Pure Farming 2018 is a farming sim, simulation and open world game developed by Ice Flames and published by Techland Publishing. Released on March 13th 2018 has received 1,636 reviews of which 1,197 were positive and 439 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 93% discount, this title has earned the #9 position in the best deals for games like Megaquarium.
7.1
1,197
439
-93%
20.57€
1.44€
10. Train Valley 2
Similarity 53% Build bigger and more complex railway networks than ever before! Building on the success of the original, you’ll get more of what you loved about the original and then some. With increasingly difficult and complex challenges from local industries, the Valley has never felt so vast! ALL ABOARD! Train Valley 2 is a multiple endings, quick-time events and trains game developed by Alexey Davydov, Sergey Dvoynikov, Timofey Shargorodskiy and Flazm and published by Flazm and META Publishing. Released on April 15th 2019 has received 2,847 reviews of which 2,570 were positive and 277 were negative resulting in a rating of 8.7 out of 10. Currently offered at a significant 92% discount, this title has earned the #10 position in the best deals for games like Megaquarium.
8.7
2,570
277
-92%
12.50€
1.00€
Free games like Megaquarium on Steam
Check out this fantastic list of free-to-play games like Megaquarium you can enjoy on Steam right now, updated on April 15th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Megaquarium.
1. The Sims™ 4
Similarity 52% Play with life and discover the possibilities. Unleash your imagination and create a world of Sims that’s wholly unique. Explore and customize every detail from Sims to homes–and much more. The Sims™ 4 is a life sim, character customization and free to play game developed by Maxis and published by Electronic Arts. Released on June 18th 2020 has received 166,526 reviews of which 145,405 were positive and 21,121 were negative resulting in a rating of 8.6 out of 10. With 41,405 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Megaquarium.
8.6
145,405
21,121
41,405
players
2. Supermarket Together
Similarity 60% The multiplayer supermarket has arrived to your neighbourhood for free! Stock your shop space, unlock perks and franchises, hire employees or chase those pesky shoplifters. The more players, the more action! Supermarket Together is a simulation, online co-op and multiplayer game developed and published by DeadDevsTellNoLies. Released on August 09th 2024 has received 62,815 reviews of which 59,688 were positive and 3,127 were negative resulting in an impressive rating of 9.3 out of 10. Thanks to its free to play tag and a daily player base of 6,579, this game has secured the #2 spot in the ranking of free games like Megaquarium.
9.3
59,688
3,127
6,579
players
3. OpenTTD
Similarity 66% OpenTTD is a business simulation game in which players earn money by transporting passengers and cargo via road, rail, water, and air. It is an open-source remake and expansion of the 1995 Chris Sawyer video game Transport Tycoon Deluxe. OpenTTD is a simulation, building and free to play game developed and published by OpenTTD. Released on April 01st 2021 has received 14,119 reviews of which 13,577 were positive and 542 were negative resulting in an impressive rating of 9.4 out of 10. Thanks to its free to play tag and a daily player base of 749, this game has secured the #3 spot in the ranking of free games like Megaquarium.
9.4
13,577
542
749
players
4. My Singing Monsters
Similarity 54% Breed them, feed them, listen to them sing! Create an island full of Singing Monsters, then watch your song evolve as you breed and upgrade them. Design and build unique decorations to make your world look just the way you want. You'll love exploring the wonderful fantasy land of the Monster World! My Singing Monsters is a creature collector, simulation and casual game developed and published by Big Blue Bubble. Released on March 24th 2021 has received 40,844 reviews of which 38,368 were positive and 2,476 were negative resulting in an impressive rating of 9.2 out of 10. Attracting a solid base of 741 players due to its free access, this strategy game has achieved the #4 position in the best free games like Megaquarium.
9.2
38,368
2,476
741
players
5. Idle Fishing
Similarity 53% Relax and catch fish in a beautiful environment. Hire skilled crewmates, invest in lucrative buildings, unlock many boats & upgrades. Dive into the challenge of the fishing mini-game for an interactive experience unlike any other! Idle Fishing is a idler, relaxing and casual game developed and published by AO Games. Released on May 24th 2024 has received 1,333 reviews of which 1,142 were positive and 191 were negative resulting in a rating of 8.2 out of 10. Attracting a solid base of 409 players due to its free access, this strategy game has achieved the #5 position in the best free games like Megaquarium.
8.2
1,142
191
409
players
6. Zoo 2: Animal Park
Similarity 55% Zoo 2: Animal Park – Take care of wild and tame zoo animals in this animal game! Zoo 2: Animal Park is a casual, building and city builder game developed by KING Art and published by upjers. Released on August 24th 2020 has received 1,437 reviews of which 1,131 were positive and 306 were negative resulting in a rating of 7.6 out of 10. Attracting a solid base of 289 players due to its free access, this strategy game has achieved the #6 position in the best free games like Megaquarium.
7.6
1,131
306
289
players
7. Idle Skilling
Similarity 56% Idle Skilling is the ultimate Idle Game with years of content! Meant to be played for 5-10 minutes a day, you gradually unlock new skills like mining, fishing, pet breeding, crusading, potion-making, lab-research, construction, and more! With new updates coming, you'll never run out of stuff to do! Idle Skilling is a free to play, idler and simulation game developed and published by Lavaflame2. Released on September 15th 2022 has received 2,175 reviews of which 1,555 were positive and 620 were negative resulting in a rating of 6.9 out of 10. Attracting a solid base of 276 players due to its free access, this strategy game has achieved the #7 position in the best free games like Megaquarium.
6.9
1,555
620
276
players
8. Global City
Similarity 54% Become the mayor and build the city of your dreams! In this game, anything is possible. Whatever you can imagine in a city-building and development simulator, you can do. Start from the very beginning and unlock new possibilities for developing your city in Global City! Global City is a city builder, strategy and building game developed by Red Brix Wall and published by MY.GAMES. Released on November 30th 2021 has received 1,157 reviews of which 813 were positive and 344 were negative resulting in a rating of 6.8 out of 10. Attracting a solid base of 179 players due to its free access, this strategy game has achieved the #8 position in the best free games like Megaquarium.
6.8
813
344
179
players
9. Jigsaw Puzzle Dreams
Similarity 51% Beautiful Multiplayer Jigsaw Puzzle game where you can design the room you play in! Jigsaw Puzzle Dreams is a puzzle, online co-op and free to play game developed and published by That's Nice Games. Released on December 01st 2021 has received 952 reviews of which 898 were positive and 54 were negative resulting in a rating of 8.9 out of 10. Attracting a solid base of 143 players due to its free access, this strategy game has achieved the #9 position in the best free games like Megaquarium.
8.9
898
54
143
players
10. Viridi
Similarity 57% Nurture a small pot of succulents that grow in real time. Viridi is a safe haven, a place you can return to for a moment of peace and quiet whenever you need it. Viridi is a free to play, relaxing and simulation game developed by Zoe Vartanian, Badru, Isa Hutchinson and Michael Bell and published by Ice Water Games. Released on August 19th 2015 has received 9,281 reviews of which 8,528 were positive and 753 were negative resulting in a rating of 8.9 out of 10. Attracting a solid base of 123 players due to its free access, this strategy game has achieved the #10 position in the best free games like Megaquarium.
8.9
8,528
753
123
players