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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Plan B: Terraform
Terraform a lifeless rock into a lush and habitable world. Build trucks, trains and sprawling factories on an enormous hexagonal planet. Grow its population to millions. Enjoy a dynamic simulation of atmosphere, temperature, water and forests.
Barista Simulator
Barista Simulator, master the art of brewing with over 30 coffee recipes. Start with a basic setup, upgrade your café, manage your staff, and build your very own coffee haven. Are you ready for the ultimate coffee journey?
Marble World
Marble World is a physics sandbox simulator with marbles. Create your own marble races, runs and machines. Customize a variety of tracks, decorations and marbles to create a beautiful world.
Roots of Pacha
The charming and relaxing stone-age farming sim where you live in a thriving community exploring the wonderful world of Pacha. Discover "ideas," domesticate crops, befriend animals, and help your village grow. Play co-op with friends or explore the early days of civilization in single-player.
The Sims™ 4
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.
Rail Route
In Rail Route, you will design, construct, upgrade, and automate your railway network in one of the many maps based on real-life cities worldwide. Dispatch the trains to make the traffic flow and the network grow!
Overcrowd: A Commute 'Em Up
Design and build the most efficient metro stations known to man! Excavate. Expand. Set staff priorities. And manage the commuter flow. Overcrowd is a 2.5D management/tycoon/simulator set below the bustling city of Lubdon Town.
Kingdoms and Castles
Kingdoms and Castles is a city-building simulation game about growing a kingdom from a tiny hamlet to a sprawling city and imposing castle. Make trade agreements, alliance, and war with neighboring AI controlled kingdoms. Each villager and resource is individually simulated.
Plantera
In Plantera you build your own garden and watch it grow with new plants, bushes, trees and animals. As you play and expand your garden you will attract Helpers, round blue creatures that will help you with your harvesting tasks.
The Universim
Jump straight into managing your own planets as you guide a civilization through the ages. Build the ultimate empire in The Universim, a new breed of God Game in development by Crytivo.
Game Dev Tycoon
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.
Parking Tycoon: Business Simulator
Are you ready to immerse yourself in the exhilarating world of car parking management? Step into the shoes of a visionary entrepreneur and become the ultimate Parking Lot Tycoon! Take Charge and embark on a thrilling journey of strategy, expansion, and success.
Oxygen: First Breath
This is a free version of Oxygen, featuring the first 50 game-days. Build your city around the Oxygen Center and ensure your people's survival in a post-apocalyptic future, threatened by crack explosions, deadly winds, droughts and frosts. Lead your people and keep the Oxygen Center running!
Oxygen
Oxygen is a survival city builder. Build your city around the Oxygen Center and ensure your people's survival in a post-apocalyptic future, threatened by crack explosions, deadly winds, droughts and frosts. Lead your people and more importantly keep the Oxygen Center running!
Cornucopia®
A nostalgic 2.5D farm sim with 74 exotic crops, loyal pets bred for amazing genetics, and 34+ marriage candidates—from spirited youths to wise elders. Master NPK compost, raise magical kids, conquer dungeons, and delight in whimsical scratch-card arcade fun. Your cozy story starts now!
Sweet Transit
Sweet Transit is a unique city builder where the railway is king. Build and automate the dream supply chain for your citizens, giving them all they need to expand quaint villages into bustling cities. Progress from steam power to diesel and beyond in this advanced train-driven experience.
Settlement Survival
In this city-building game, you will lead a group of survivors in their search for a new home. Manipulate the landscape, manage limited supplies, plant crops, hunt wildlife, gather resources, and develop trade routes to build a bustling and unique town.
Mad Games Tycoon 2
Start your own game development studio in 1976. Build your own offices, production facilities and server rooms. Develop the games of your dreams and produce the next next-gen console. Rise from a small garage company to a huge corporation.
Freshly Frosted
Place conveyor belts to solve puzzles in the world's most adorable donut factory!
Simson Tuningwerkstatt 3D
Simson Tuningwerkstatt 3D
Hokko Life
Hop off the train and into your new life in the village of Hokko! Take over the old workshop and get creative; use crafted materials and design everything in town! With complete creative freedom, what type of town will you build?
My Free Zoo
A small zoo needs your help! As the new manager, it's your job to boost business. Design the zoo of your dreams. From wolves and polar bears all the way to prehistoric beasts – the further you progress in the game, the more exotic the animals you'll be able to keep in your zoo. Play now and save the zoo!
Prehistoric Kingdom
Take control of limitless power in Prehistoric Kingdom to build, manage and grow the ultimate zoo for extinct animals.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 19th 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 44,316 peak concurrent players over the last day.
9.8
857,703
13,627
44,316
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 167,109 reviews of which 145,918 were positive and 21,191 were negative resulting in a rating of 8.6 out of 10. While seeing 32,520 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
145,918
21,191
32,520
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 18,327 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
18,327
players
4. 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 78,398 reviews of which 75,801 were positive and 2,597 were negative resulting in an impressive rating of 9.5 out of 10. With 12,055 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Megaquarium.
9.5
75,801
2,597
12,055
players
5. 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 273,857 reviews of which 254,575 were positive and 19,282 were negative resulting in an impressive rating of 9.2 out of 10. With 7,553 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Megaquarium.
9.2
254,575
19,282
7,553
players
6. 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 63,629 reviews of which 60,450 were positive and 3,179 were negative resulting in an impressive rating of 9.3 out of 10. With 6,666 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Megaquarium.
9.3
60,450
3,179
6,666
players
7. 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 18,084 reviews of which 14,911 were positive and 3,173 were negative resulting in a rating of 8.1 out of 10. With 5,979 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Megaquarium.
8.1
14,911
3,173
5,979
players
8. Planet Zoo
Similarity 71% 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. Planet Zoo is a management, simulation and building game developed and published by Frontier Developments. Released on November 05th 2019 has received 86,491 reviews of which 78,784 were positive and 7,707 were negative resulting in a rating of 9.0 out of 10. With 4,094 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Megaquarium.
9.0
78,784
7,707
4,094
players
9. 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 4,043 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Megaquarium.
9.2
62,337
4,059
4,043
players
10. Transport Fever 2
Similarity 65% The classic transport simulation genre has a new gold standard with Transport Fever 2. Discover a whole new world by navigating transport routes through land, water and air. May progress and prosperity find their way! Transport Fever 2 is a simulation, strategy and management game developed by Urban Games and published by Good Shepherd Entertainment. Released on December 11th 2019 has received 27,053 reviews of which 24,440 were positive and 2,613 were negative resulting in a rating of 8.9 out of 10. With 2,492 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Megaquarium.
8.9
24,440
2,613
2,492
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 19th 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. Garden Life: A Cozy Simulator
Similarity 56% Garden Life is a relaxing gardening game in which you create your dream garden in a peaceful, colourful world. Plant and add ornaments at your own pace, transforming an overgrown forgotten plot into a flourishing community garden. Garden Life: A Cozy Simulator is a relaxing, simulation and cozy game developed by stillalive studios and published by Nacon. Released on February 22nd 2024 has received 1,180 reviews of which 906 were positive and 274 were negative resulting in a rating of 7.4 out of 10. Thanks to its incredible 96% discount, this game is now the #2 best deal in games like Megaquarium.
7.4
906
274
-96%
25.00€
1.00€
3. Railroad Corporation
Similarity 52% Relive the pioneering spirit of the Golden Age of Steam by establishing your own railroad empire across 19th century North America. Bring settlements together, produce and trade goods and develop new technologies to stay ahead of the competition. Want more? RAILROAD CORPORATION 2 Out Now! Railroad Corporation is a strategy, trains and management game developed by Corbie Games and published by Iceberg Interactive. Released on November 18th 2019 has received 1,376 reviews of which 1,019 were positive and 357 were negative resulting in a rating of 7.1 out of 10. Thanks to its incredible 96% discount, this game is now the #3 best deal in games like Megaquarium.
7.1
1,019
357
-96%
34.25€
1.37€
4. 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. Currently offered at a significant 96% discount, this title has earned the #4 position in the best deals for games like Megaquarium.
7.0
988
385
-96%
25.00€
1.00€
5. 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 2,097 reviews of which 1,688 were positive and 409 were negative resulting in a rating of 7.7 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.
7.7
1,688
409
-95%
20.00€
1.00€
6. 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 #6 position in the best deals for games like Megaquarium.
7.7
1,297
314
-95%
20.00€
1.00€
7. 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 #7 position in the best deals for games like Megaquarium.
7.5
380
100
-95%
20.00€
1.00€
8. 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 1,540 reviews of which 1,388 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 #8 position in the best deals for games like Megaquarium.
8.6
1,388
152
-94%
16.67€
1.00€
9. 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 2,608 reviews of which 2,146 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 #9 position in the best deals for games like Megaquarium.
7.9
2,146
462
-94%
17.50€
1.05€
10. 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 1,165 reviews of which 714 were positive and 451 were negative resulting in a rating of 6.0 out of 10. Currently offered at a significant 94% discount, this title has earned the #10 position in the best deals for games like Megaquarium.
6.0
714
451
-94%
19.83€
1.19€
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 19th 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 167,109 reviews of which 145,918 were positive and 21,191 were negative resulting in a rating of 8.6 out of 10. With 32,520 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Megaquarium.
8.6
145,918
21,191
32,520
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 63,629 reviews of which 60,450 were positive and 3,179 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 6,666, this game has secured the #2 spot in the ranking of free games like Megaquarium.
9.3
60,450
3,179
6,666
players
3. 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. Thanks to its free to play tag and a daily player base of 889, this game has secured the #3 spot in the ranking of free games like Megaquarium.
9.2
38,368
2,476
889
players
4. 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. Attracting a solid base of 513 players due to its free access, this strategy game has achieved the #4 position in the best free games like Megaquarium.
9.4
13,577
542
513
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 399 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
399
players
6. 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 278 players due to its free access, this strategy game has achieved the #6 position in the best free games like Megaquarium.
6.9
1,555
620
278
players
7. 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 1,163 reviews of which 818 were positive and 345 were negative resulting in a rating of 6.8 out of 10. Attracting a solid base of 183 players due to its free access, this strategy game has achieved the #7 position in the best free games like Megaquarium.
6.8
818
345
183
players
8. Sarah's Adventure: Time Travel
Similarity 59% This game unearths the essence of adventure by combining elements of exploration and puzzle-solving. The game’s appeal lies in its interactive gameplay mechanics, where your choices dictate the progression of the story. Sarah's Adventure: Time Travel is a casual, simulation and free to play game developed and published by NUTS POWER ONLINE ENTERTAINMENT LIMITED. Released on June 25th 2024 has received 2,009 reviews of which 1,825 were positive and 184 were negative resulting in a rating of 8.7 out of 10. Attracting a solid base of 163 players due to its free access, this strategy game has achieved the #8 position in the best free games like Megaquarium.
8.7
1,825
184
163
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 148 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
148
players
10. 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 123 players due to its free access, this strategy game has achieved the #10 position in the best free games like Megaquarium.
7.6
1,131
306
123
players