- #1 Chillquarium
97% matchVery Positive92% of 8,063 reviews2023
Dev: Ben Reber
Windows · Mac
Median: 16.6 hrsMean: 51.9 hrs≥1hr: 88%
Chillquarium is a cozy and relaxing idle game. Buy fish and raise them in real time, then sell them to turn a profit! Customize your aquarium as you progress from a simple starter tank to your dream setup by filling your collection with rare exotic fish and ultra-rare color variants!
Why similar: Underwater 19% ★, Fishing 14.3% ★, Cozy 13.8%, Creature Collector 13.8%, Idler 13.5%
- #2 Lofi aquarium
96% matchMostly Positive79% of 138 reviews2025
Dev: LitheGame
Windows
"Lofi Aquarium" is a gamified focus tool designed to enhance concentration and relieve stress. As you work, a group of adorable baby fish will keep you company, all set to soothing lofi music. Over time, the fish grow and can be sold for profit.
Why similar: Ambient 20.8% ★, Underwater 17.5% ★, Cozy 14.2%, Creature Collector 11.2%, Idler 11%
- #3 Joyquarium
96% matchVery Positive92% of 498 reviews2025
Dev: Easyfun StudioPub: Gamersky Games
Windows
Median: 14.2 hrsMean: 41.1 hrs≥1hr: 86%
Joyquarium is a relaxing casual fish-raising game. Buy various cute fry and sell them at a high price after they grow up. With the money you earn, you can purchase aquatic plants, driftwood, scenery stone, etc. to decorate your tank (you can freely adjust the color, size, and position).
Why similar: Underwater 22.3% ★, Cozy 15.9%, Fishing 15% ★, Creature Collector 13.4%, Idler 13.2%
- #4 Fantasy Aquarium
95% matchVery Positive81% of 768 reviews2024
Dev: MOON SCAPEPub: Gamersky Games
Windows
Median: 7.5 hrsMean: 38.3 hrs≥1hr: 80%
Fantasy Aquarium offers an effortless way to enhance your gaming experience. You can nurture a diverse range of small fish with unique characteristics and construct a vibrant fantasy world from scratch, transforming mundane fish-keeping into an engaging pursuit.
Why similar: Underwater 21.7% ★, Idler 21.6%, Creature Collector 18.2%, Submarine 11.9% ★, Relaxing 10.4%
- #5 Tiny Aquarium: Social Fishkeeping
94% matchOverwhelmingly Positive96% of 3,220 reviews2025
Dev: Lunheim StudiosPub: Future Friends Games
Windows · Mac · Linux
Median: 5.4 hrsMean: 37.4 hrs≥1hr: 79%
A happy aquarium that lives at the bottom of your screen! Tiny Aquarium is a social idle simulator that keeps growing, even when offline. Hatch, sell fish, decorate, go fishin’, and visit your friends’ aquariums with bite-sized daily sessions.
Why similar: Underwater 23.7% ★, Fishing 17.6% ★, Idler 15.8%, Creature Collector 15.7%, Nature 10.5%
- #6 Cast n Chill
94% matchOverwhelmingly Positive95% of 7,084 reviews2025
Dev: Wombat Brawler
Windows · Mac
Median: 4.5 hrsMean: 13.6 hrs≥1hr: 74%
Cast n Chill is a relaxing fishing game where you explore serene lakes, rivers, and oceans. Catch rare fish, upgrade your gear and reel in legendary catches - all with your loyal companion by your side.
Why similar: Fishing 18% ★, Underwater 17% ★, Cozy 16.9%, Idler 12.5%, Creature Collector 11.8%
- #7 Aquarium Designer
93% matchVery Positive86% of 1,174 reviews2021
Dev: Sigur StudioPub: Games Operators
Windows
Median: 54 minMean: 2.8 hrs≥1hr: 48%
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!
Why similar: Underwater 37% ★, Submarine 19.9% ★, Idler 14.8%, Relaxing 8.6%, Simulation 5.1%
- #8 Behind Glass: Aquarium Simulator
92% matchVery Positive95% of 396 reviews2025
Dev: BitBros Inc
Windows · Mac
Create stunning virtual aquariums on your PC! Our advanced 3D engine brings your fish tank to life with breathtaking realism, featuring lifelike fish, plants, decorations, and more. Transform your monitor into a vibrant, living aquarium. Virtual aquascaping has never been easier!
Why similar: Underwater 36% ★, Submarine 15.1% ★, Idler 13.9%, Nature 11.7%, Relaxing 8%
- #9 Cozy Island Idle
91% matchMixed69% of 52 reviews2024
Dev: Overaction Game Studio
Windows · Mac · Linux
Cozy Island Idle is a chill fishing idle game where you catch all sort of fantasy fishes to showcase them in an Aquarium to sell them to turn a profit and customize your aquarium and island.
Why similar: Underwater 26.9% ★, Cozy 17.8%, Fishing 15.9% ★, Idler 13.7%, Creature Collector 12.7%
- #10 Idlequarium
91% matchMostly Positive74% of 168 reviews2025
Dev: NutsXPub: Gamersky Games
Windows
Idlequarium is a casual simulation game where you raise adorable little fish to earn coins, purchase decorations, and build a fully customized aquarium.The game sits anywhere on your desktop, letting you interact with your live aquarium during work or study breaks.
Why similar: Underwater 31.5% ★, Idler 16.8%, Creature Collector 15.7%, Fishing 14.6% ★, Nature 9.9%
- #11 Idle Waters
90% matchVery Positive95% of 348 reviews2025
Dev: Ignita Games
Windows
Median: 39.0 hrsMean: 68.3 hrs≥1hr: 88%
A relaxing idle fishing game that waits for you at the bottom of your screen. CATCH fish, BUY upgrades, COMPLETE your collection, and DISPLAY them in your aquarium.
Why similar: Fishing 19.1% ★, Idler 17.7%, Cozy 12.8%, Nature 11.1%, Creature Collector 9.5%
- #12 Machorium -Muscle Aquarium Simulator-
89% matchVery Positive92% of 71 reviews2024
Dev: NEOLAVIPub: indiegamesjapan
Windows
Machorium - Muscle Aquarium Simulator - is a relaxing idle and sandbox game where you can unwind and have fun. Use points generated by cute little decorative muscle men to unlock various items and create your ideal muscle aquarium, Machorium.
Why similar: Underwater 29.8% ★, Idler 18.4%, Creature Collector 12%, Simulation 7.3%, Relaxing 6.7%
- #13 Megaquarium
89% matchOverwhelmingly Positive95% of 3,644 reviews2018
Dev: Twice Circled
Windows · Mac · Linux
Median: 2.4 hrsMean: 14.8 hrs≥1hr: 67%
The public aquarium simulator. Design your displays, look after your fish, manage your staff and keep your guests happy! It's all in a day's work as the curator of your very own Megaquarium.
Why similar: Underwater 41.7% ★, Creature Collector 19.9%, Fishing 12.4% ★, Simulation 8.8%, Relaxing 7.3%
- #14 Idle Fishing
88% matchVery Positive83% of 1,844 reviews2024
Dev: AO Games
Windows
Median: 6.6 hrsMean: 182.9 hrs≥1hr: 74%
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!
Why similar: Cozy 22.5%, Fishing 20.9% ★, Idler 19.3%, Creature Collector 11.6%, Relaxing 9.1%
- #15 Fish to Dish: Idle Sushi
86% matchOverwhelmingly Positive96% of 2,139 reviews2025
Dev: Kygua TechPub: IndieArk
Windows
Median: 129.8 hrsMean: 183.8 hrs≥1hr: 93%
Welcome to Fish to Dish: Idle Sushi! This is a relaxing and enjoyable idle fishing game that can sit at the bottom or any corner of your screen, allowing you to enjoy a leisurely sea fishing time in your busy life.
Why similar: Fishing 26.3% ★, Idler 22.9%, Creature Collector 20.6%, Relaxing 8.9%, Cozy 8.9%
- #16 My Koi
87% matchVery Positive94% of 692 reviews2020
Dev: Sakana Studios
Windows
Median: 1.1 hrsMean: 6.4 hrs≥1hr: 53%
My Koi, number 1 hit on the Mac App Store (Games), is a beautiful and relaxing fish pond app. Customise and name each fish. Feed them daily. Watch them grow. Collect new fish. Escape and Relax.
Why similar: Underwater 41.5% ★, Nature 17.2%, Relaxing 12.6%, Simulation 8.6%, Immersive Sim 4.9%
- #17 Aquarist
86% matchVery Positive84% of 1,085 reviews2024
Dev: FreeMind S.A.Pub: PlayWay S.A.
Windows
Median: 2.9 hrsMean: 5.7 hrs≥1hr: 79%
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...
Why similar: Underwater 27.8% ★, Fishing 19% ★, Creature Collector 14.1%, Idler 13%, Relaxing 7.5%
- #18 Fischer's Fishing Journey
85% matchVery Positive91% of 1,547 reviews2025
Dev: CutefishPub: Gamersky Games
Windows
Median: 80.2 hrsMean: 156.7 hrs≥1hr: 94%
Put Fischer on your desktop as your ultimate study and work buddy. He'll fish quietly in the corner, taking care of it all—you just drop in occasionally to collect your rewards, unlock new fish, upgrade your rod, while enjoying that calming, healing atmosphere.
Why similar: Utilities 20.8% ★, Idler 20.3%, Fishing 19.7% ★, Creature Collector 18.1%, Relaxing 7.3%
- #19 Placid Plastic Duck Simulator
84% matchOverwhelmingly Positive98% of 19,555 reviews2022
Dev: turbolento gamesPub: turbolento publishing
Windows
Median: 4.1 hrsMean: 24.3 hrs≥1hr: 78%
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.
Why similar: Relaxing 20.2%, Idler 17.5%, Immersive Sim 12.9%, Simulation 11.5%, Cute 8.4%
- #20 With Me: Aquatic Time
84% matchVery Positive86% of 133 reviews2025
Dev: Sensory Patch Games
Windows · Mac
With Me: Aquatic Time is a gamified time management tool. With relaxing lo-fi music and white noise, fish swim across your desktop as a cozy companion. Earn fish coins by focusing on goals, nurture aquatic creatures and collect encyclopedia to build your unique cyber aquarium!
Why similar: Cozy 26.3%, Utilities 23.8% ★, Creature Collector 15.8%, Idler 12.7%, Relaxing 8.5%
- #21 Cornerpond
82% matchOverwhelmingly Positive97% of 2,566 reviews2025
Dev: foolsroom
Windows
Median: 74.6 hrsMean: 124.7 hrs≥1hr: 94%
A chill idle-fishing desktop toy in the corner of your screen. Buy upgrades, catch rare fish, and customize your avatar at your own pace!
Why similar: Fishing 24.5% ★, Idler 21.9%, Creature Collector 17.7%, Nature 12.1%, Relaxing 9.7%
- #22 Bottle Can Float
83% matchVery Positive92% of 133 reviews2025
Dev: Kayla.ZPub: Happy Kayla
Windows
Watch the bottles quietly flowing down the river, listen to the pleasant sound of running water, throw small stones into the water, and discover the small animals living by the river... I believe you will definitely gain a wonderful mood.
Why similar: Underwater 30.5% ★, Idler 20.9%, Creature Collector 15.8%, Nature 14.8%, Relaxing 10.1%
- #23 Desktop Fishing
82% matchVery Positive90% of 325 reviews2025
Dev: Ostend Games
Windows
Desktop Fishing is a cozy idle game that sits in the corner of your screen. Go about your usual desk work (or don't) while your frog buddy catches fish, discovers new outfits, and unlocks fishing spots.
Why similar: Fishing 21.3% ★, Idler 19.3%, Creature Collector 13.7%, Cozy 13.3%, Utilities 8% ★
- #24 FISHERY
81% matchVery Positive84% of 394 reviews2019
Dev: Lilou Studio
Windows
Fishery is a stylized aquarium simulation game. Harness your creativity to build and maintain beautiful aquatic habitats. Then relax and watch your beautiful fish enjoy their home.
Why similar: Underwater 40.4% ★, Creature Collector 18.7%, Nature 14.3%, Relaxing 8.7%, Immersive Sim 7.8%
- #25 Desktop Fishes
79% matchVery Positive84% of 126 reviews2025
Dev: Daniel Santalla
Windows
A cozy idle aquarium overlay that brings your desktop to life with pixel-art fish. You can hatch, breed, and collect fishes in thousands of genetic combinations. Dress them up with accessories, watch them grow from eggs to adults, and unlock playful upgrades through a skill tree.
Why similar: Underwater 25.9% ★, Utilities 18% ★, Fishing 16.3% ★, Idler 14.4%, Creature Collector 14.4%
- #26 Spirit City: Lofi Sessions
77% matchOverwhelmingly Positive98% of 15,754 reviews2024
Dev: Mooncube Games
Windows · Mac
Median: 19.3 hrsMean: 109.5 hrs≥1hr: 89%
Spirit City: Lofi Sessions is a gamified focus tool, set to a soothing lofi soundtrack. Discover and collect Spirits, customize your cozy virtual space, and facilitate your real-life tasks with a collection of handy features designed to improve concentration and ease stress.
Why similar: Ambient 23.7% ★, Cozy 20.7%, Utilities 15.7% ★, Creature Collector 10.6%, Idler 9.6%
- #27 Virtual Aquarium - Overlay Desktop Game
80% matchMostly Positive77% of 157 reviews2022
Dev: Overlay Games
Windows
A relaxing game displayed as an overlay above system windows. Can't you have an aquarium? Now you can - on your monitor!
Why similar: Nature 29.2%, Relaxing 14.6%, Simulation 12.9%, Realistic 9.9%, Immersive Sim 9.6%
- #28 Aquarist - My First Job
81% matchMixed64% of 118 reviews2021
Dev: FreeMind S.A.Pub: PlayWay S.A.
Windows
Get your first job in the Aquarist! Learn how to set up aquarium, decorate it and take care of your fish!
Why similar: Underwater 31.7% ★, Fishing 21.2% ★, Nature 12%, Relaxing 8.8%, Simulation 6.9%
- #29 LurkBait Twitch Fishing
78% matchVery Positive91% of 547 reviews2024
Dev: BLAMCAM Interactive
Windows
Median: 75.2 hrsMean: 263.7 hrs≥1hr: 90%
A Twitch powered interactive cozy fishing idle game. Add as an overlay for your stream and let your viewers fish with commands, points, bits or subs. Reel in the lurkers and boost viewer engagement passively with a fun interactive game that runs itself while you focus on your content.
Why similar: Fishing 18.6% ★, Utilities 18% ★, Creature Collector 17.5%, Idler 14.2%, Simulation 8.1%
- #30 Hot Springs | 温泉 (Onsen)
78% matchMostly Positive76% of 54 reviews2024
Dev: Peach PartyPub: Low-Hi Tech
Windows
This is a simple idle game with productivity tools, relaxing minigames, and decor options, all centered around the serene theme of an onsen (Japanese hot spring).
Why similar: Ambient 23.8% ★, Utilities 19% ★, Idler 15.7%, Cozy 15%, Nature 7.6%
- #31 Among Ripples
79% matchMixed68% of 1,446 reviews2015
Dev: Eat Create Sleep
Windows · Mac · Linux
Median: 18 minMean: 4.8 hrs≥1hr: 18%
Control a pond's ecosystem; experiment with what you can do and see what happens. Among Ripples is a meditative ecosystem management simulator; you add different creatures to the pond and see how they interact.
Why similar: Underwater 41.5% ★, Nature 14.9%, Simulation 12.7%, Relaxing 11.7%, Casual 4.9%
- #32 Subside
75% matchVery Positive98% of 461 reviews2024
Dev: A2D Software
Windows
Subside is an immersive aquatic VR experience with multiple areas to explore and lifelike aquatic creatures to interact with. Crafted with unparalleled realism, it aims to replicate the nuances of real-life swimming and diving in shallow waters
Why similar: Underwater 52.1% ★, Nature 13.9%, Simulation 12.6%, Relaxing 8.2%, Realistic 5.4%
- #33 Virtual Cottage
75% matchOverwhelmingly Positive98% of 10,950 reviews2020
Dev: DU&I
Windows · Mac · Linux
Median: 8.0 hrsMean: 61.0 hrs≥1hr: 79%
Virtual Cottage gives you a comfy place to rest and be productive without any distractions. Open the game, set yourself a goal and enjoy the atmosphere.
Why similar: Cozy 33.2%, Utilities 23.3% ★, Idler 11.9%, Relaxing 10.8%, Simulation 4.2%
- #34 Koi Farm
76% matchVery Positive95% of 982 reviews2021
Dev: Job Talle
Windows · Linux
Median: 1.4 hrsMean: 11.5 hrs≥1hr: 54%
A koi breeding game.
Why similar: Creature Collector 32.7%, Nature 14.5%, Simulation 14.3%, Relaxing 8%, Colorful 7.7%
- #35 Ropuka's Idle Island
73% matchOverwhelmingly Positive96% of 3,937 reviews2025
Dev: Moczan
Windows
Median: 49.6 hrsMean: 135.2 hrs≥1hr: 95%
A cozy idle game that sits anywhere on your desktop. Watch the frog cut grass, upgrade his tools, and decorate the island while you work or relax.
Why similar: Cozy 25.2%, Utilities 20.6% ★, Idler 19.6%, Nature 11.3%, Relaxing 8.8%
- #36 Insaniquarium Deluxe
76% matchOverwhelmingly Positive97% of 6,542 reviews2006
Dev: PopCap Games, Inc.
Windows
Median: 1.4 hrsMean: 8.1 hrs≥1hr: 58%
The craziest aquarium game ever! Tend to your fish, keep them happy and they'll reward you with coins and jewels. Buy tank upgrades or egg parts which hatch different in-tank pets. These pets can help you feed your fish, collect coins, or even protect against the aliens that will invade your tank.
Why similar: Underwater 63% ★, Casual 8.7%, Simulation 7.6%, Relaxing 5.4%, Colorful 5.2%
- #37 Creatura
77% matchMixed68% of 228 reviews2021
Dev: Koksny.com
Windows · Linux
Median: 30 minMean: 8.3 hrs≥1hr: 35%
Seed, Breed, Create. From single cell organisms to complex ecosystems. Evolve every part of your own unique aquarium / terrarium by applying scientifically accurate principles of natural and artificial selection, in Creatura - ultimate Virtual Evolution Vivarium Simulator.
Why similar: Underwater 31.6% ★, Creature Collector 14.4%, Fishing 13.1% ★, Nature 10.6%, Simulation 6.9%
- #38 Fish Game
74% matchVery Positive93% of 602 reviews2023
Dev: A Shell in the Pit Games
Windows
Fish Game is a detailed and highly “sofishticated” freshwater aquarium simulator, lovingly crafted *by* enthusiasts *for* enthusiasts! Featuring fish with personalities and dynamic relationships, water quality modeling, and so much more! Made with support from our friends at Smarter Every Day!
Why similar: Underwater 29.6% ★, Fishing 17.6% ★, Creature Collector 17.1%, Idler 15.2%, Nature 10.7%
- #39 Fish on the desktop
74% matchVery Positive95% of 171 reviews2023
Dev: GCN
Windows
Fish culture in reality is expensive and time-consuming! In this game, your desktop is connected to the sea and lake, where you can purchase various types of fish and cultivate on-hook without affecting the computer operation. It's enjoyable to watch the fish swim freely on your computer desktop...
Why similar: Simulation 40.2%, Relaxing 21.7%, Casual 17.3%, Realistic 13.1%, Atmospheric 5.5%
- #40 Cozy Time
73% matchVery Positive90% of 317 reviews2022
Dev: Cozy Live
Windows
Median: 9.2 hrsMean: 51.8 hrs≥1hr: 72%
Cozy Time provides you with a cozy environment to focus, relax or rest without being disturbed.
Why similar: Utilities 31.2% ★, Idler 18.6%, Relaxing 12.7%, Simulation 10%, Cozy 8%
- #41 Lakeside Bar
71% matchVery Positive86% of 734 reviews2025
Dev: BITCOVER
Windows
Median: 10.7 hrsMean: 19.9 hrs≥1hr: 84%
A cozy management sim where the jazz is smooth, the cocktails are cooler than the evening breeze, and the lake reflects your perfect escape.
Why similar: Fishing 28.4% ★, Idler 27%, Nature 18.1%, Simulation 10%, Relaxing 8.3%
- #42 Loddlenaut
70% matchOverwhelmingly Positive98% of 5,507 reviews2023
Dev: Moon LagoonPub: Secret Mode
Windows · Mac
Median: 3.7 hrsMean: 6.0 hrs≥1hr: 89%
Play as an interstellar custodian sent to clean up a polluted ocean planet. Pick up trash, explore the vibrant waters, and take care of axolotl-like alien creatures!
Why similar: Underwater 40.8% ★, Cozy 22.5%, Creature Collector 15.1%, Relaxing 9.2%, Colorful 4.8%
- #43 Aquatic Store Simulator
73% matchMostly Positive72% of 187 reviews2024
Dev: FreeMind S.A.
Windows
Dive into the vibrant world of aquatic retail with Aquatic Store Simulator! Take on the challenge of managing your underwater-themed supermarket, blending business management with the beauty of marine life. Stock shelves with exotic fish, decorations, set prices, take payments and maintain aquariums
Why similar: Simulation 27.2%, Relaxing 25.2%, Immersive Sim 24%, Realistic 8.2%, Family Friendly 5.7%
- #44 Stone Simulator – Just Be a Rock
70% matchOverwhelmingly Positive95% of 1,454 reviews2025
Dev: STFGames
Windows
Median: 2.4 hrsMean: 10.3 hrs≥1hr: 66%
Stone Simulator is a meditative idle game where you live as a rock enduring endless seasons and absurd events. Survive storms, unlock quirky achievements, and observe a serene, ever-changing world. Perfect for Zen-like relaxation or meme-worthy humor.
Why similar: Idler 27.1%, Nature 20.6%, Relaxing 11.5%, Immersive Sim 11.2%, Simulation 7.9%
- #45 Grove Fisher
72% matchMostly Positive70% of 94 reviews2024
Dev: EVIL CORP GAMES
Windows · Mac · Linux
A relaxing idle game about fishing. Discover dozens of fishes and treasures! Spend your resources on growing your operation and unlocking new varieties of underground life! Achieve goals, buy skills, and mutate rare fish to improve your profits!
Why similar: Fishing 25.5% ★, Idler 22.2%, Creature Collector 15.3%, Relaxing 10.3%, Nature 9.5%
- #46 Under the blue horizon
71% matchMostly Positive78% of 185 reviews2024
Dev: PavdupPub: DEVDUP
Windows · Mac
"Under the Blue Horizon" is an idle simulation game. Play while performing other tasks on your computer! Place your own aquarium anywhere on your screen, coexisting with your work, games, and more!
Why similar: Idler 33.8%, Underwater 33.1% ★, Relaxing 13.1%, Simulation 10.4%, Casual 5.6%
- #47 Bit-Cremental: Fishistry
71% matchMostly Positive76% of 84 reviews2024
Dev: Inner Realm Studios
Windows
Grow fish with a gachapon twist in this bite-sized idler! Feed, nurture, and watch as fisher people reel in mature catches, earning money to upgrade things like feeding, growth, and fishing speeds for even faster profits.
Why similar: Fishing 28.9% ★, Idler 25.5%, Relaxing 13.7%, Simulation 10.9%, Family Friendly 6.9%
- #48 Comfy Girl
69% matchVery Positive88% of 77 reviews2025
Dev: Unorthodox Box
Windows
Need a cozy companion while you plan your day or just zone out? Comfy Girl lets you unlock and collect cute pets, decorate your virtual space, and relax with relaxing music. Focus while you work or study, and enjoy time with Grandma and Zoe.
Why similar: Cozy 30.9%, Creature Collector 19.6%, Ambient 14.2% ★, Idler 12.8%, Relaxing 9%
- #49 Infinite Blue
70% matchMixed66% of 328 reviews2025
Dev: Gluten Free Games
Windows
Discover an immersive ocean Eco-Sim where you can be almost any animal under the sea! From a tiny seahorse to a massive blue whale, experience the endless circle of life in a massive world of reefs, shipwrecks, and hidden wonders.
Why similar: Underwater 46.1% ★, Nature 17.2%, Creature Collector 16.4%, Simulation 8.8%, Procedural Generation 6.6%
- #50 Where Jellyfish 水母在哪里
68% matchVery Positive97% of 437 reviews2023
Dev: 冷笑黑妖
Windows
Search for 100 Jellyfish. A carefully hand drawn 4K scene filled with cute characters. The process is short and won't take up too much player time. You can choose your favorite dyeing for the convenience of color blind players. Extremely easy to achieve.
Why similar: Idler 22.9%, Fishing 22.2% ★, Creature Collector 21.8%, Submarine 16.6% ★, Relaxing 8.6%
- #51 Virtual Interactive Fireplace
67% matchVery Positive93% of 295 reviews2024
Dev: Script Ocean Games
Windows
A cozy, retro-inspired hearth to warm your screen and your spirit.
Why similar: Ambient 45.2% ★, Cozy 24%, Idler 12.3%, Relaxing 7.2%, Simulation 5.2%
- #52 ABZU
69% matchVery Positive93% of 27,130 reviews2016
Dev: Giant SquidPub: 505 Games
Windows
Median: 2.6 hrsMean: 5.4 hrs≥1hr: 80%
From the art director of Journey®, ABZÛ is a beautiful underwater adventure that evokes the dream of diving. Immerse yourself in a vibrant hidden world bursting with color and life as you descend into the heart of the ocean. But beware as you swim deeper as dangers lurk in the depths.
Why similar: Underwater 62.1% ★, Relaxing 19.3%, Atmospheric 5%, Colorful 4.9%, Casual 2.5%
- #53 Ribbit Ranch
67% matchVery Positive99% of 98 reviews2025
Dev: Jack McAllister
Windows
Ribbit Ranch is a cozy idle simulation game for casual play. Collect over 200 million types of frogs, raise them in real time, and sell them for profit. Customize habitats with decorations, rare species, and ultra-rare special frogs.
Why similar: Cozy 27.2%, Idler 20.5%, Creature Collector 10.7%, Relaxing 9.5%, Nature 8.2%
- #54 Cat Goes Fishing
69% matchVery Positive94% of 15,677 reviews2015
Dev: Cat5Games
Windows
Median: 4.0 hrsMean: 8.8 hrs≥1hr: 86%
Start out on an island with a basic rod. Progress into a radar-wielding master fisher-cat scouring the sea for the biggest and baddest fish. Each fish has unique behaviors that you will learn to exploit as you tailor your arsenal of fishing rods to suit your style of play. Mrrrow!
Why similar: Underwater 33% ★, Fishing 30.1% ★, Nature 11.9%, Relaxing 7%, Colorful 4.8%
- #55 Placid Plastic Duck VR
68% matchVery Positive89% of 55 reviews2025
Dev: turbolento gamesPub: turbolento publishing
Windows
The ultimate virtual reality rubber duck experience for your relaxation.
Why similar: Creature Collector 29.9%, Simulation 14.6%, Relaxing 12.3%, Immersive Sim 11.4%, Family Friendly 7.1%
- #56 Deep Diving Simulator
72% matchMixed63% of 103 reviews2019
Dev: Jujubee S.A.Pub: Salient Games
Windows
Median: 3.5 hrsMean: 5.6 hrs≥1hr: 87%
Submerge yourself in one of the most immersive diving simulators to date. Gather your gear, choose your diving spot and discover what lies beneath the surface as you venture deep into the unknown.
Why similar: Underwater 55.7% ★, Nature 19.1%, Relaxing 12.6%, Simulation 8.6%, Casual 3.2%
- #57 Mango's Fisharium
67% matchVery Positive86% of 264 reviews2025
Dev: Evrac Studio
Windows · Mac
Mango’s Fisharium is a short incremental game about catching unique fishes and displaying them in the Fish Aquarium. Designed to be completed in around 4 hours.
Why similar: Idler 27.4%, Fishing 26.4% ★, Creature Collector 19.2%, Simulation 9.4%, Relaxing 6.5%
- #58 Chill Town
67% matchMixed67% of 233 reviews2025
Dev: Low-Hi Tech
Windows
A unique blend of a Soothing Simulation and an Idle Game with Music, Decoration, Fishing, Cooking, Farming and more...
Why similar: Cozy 37.9%, Fishing 26% ★, Relaxing 11.3%, Simulation 10.3%, Colorful 5.8%
- #59 Fish Idle 2: Underwater Mystery
66% matchMixed66% of 1,515 reviews2024
Dev: MulticastPub: MulticastGames
Windows
Median: 7.9 hrsMean: 149.0 hrs≥1hr: 80%
Dive into the most fun idle fishing arcade game! Manage your Fish Kingdoms with automated fishing, upgrade your boat and gear, invest in passive income, and outsmart the market. Become the ultimate fish tycoon!
Why similar: Fishing 45.3% ★, Relaxing 17.5%, Idler 12.5%, Casual 9.8%, Cute 8.5%
- #60 Rock Simulator 2
65% matchVery Positive92% of 542 reviews2023
Dev: vinoo
Windows
Median: 7.2 hrsMean: 109.5 hrs≥1hr: 77%
Unwind together in a peaceful idle adventure. Become a rock in a serene world, relax with friends in co-op, and watch nature unfold around you. Discover secrets and shape your environment at a soothing, idle pace.
Why similar: Ambient 53.8% ★, Idler 17.6%, Relaxing 7.8%, Immersive Sim 7.1%, Simulation 6.7%