Single-player games like Insaniquarium Deluxe
Below are 20 single-player Steam games similar to Insaniquarium Deluxe, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Insaniquarium Deluxe page.
Ranked picks
- 1
Muggo Clicker
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
Introducing Muggo Clicker, the addictive idle clicker game! Muggo, the adorable alien who loves clicks. Each click raises your counter and offers a chance for epic drops. Equip, flaunt, or trade your treasures. Click, collect, and conquer – who knew clicking a Muggo could be this fun? Start now!
- 2
Bitosphere
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
Embark on a Galactic Adventure in Bitosphere a Captivating 1-bit Clicker Game
- 3
Fish Story
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
Atmospheric underwater game for the whole family! Help the brave fish solve the mystery of the lights!
- 4
Holoidle
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
A relaxing Hololive idle game. Unlock upgrades, complete your card collection and take care of your idol to increase your influence!
- 5
100 hidden fish
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
The fish hid. Try to find them all! A very large location.
- 6
AdVenture Capitalist
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
Welcome, eager young investor, to AdVenture Capitalist! Arguably the world's greatest Capitalism simulator!
- 7
Chillquarium
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
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!
- 8
Megaquarium
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
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.
- 9
Plants vs. Zombies GOTY Edition
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required.
Zombies are invading your home, and the only defense is your arsenal of plants! Armed with an alien nursery-worth of zombie-zapping plants like peashooters and cherry bombs, you'll need to think fast and plant faster to stop dozens of types of zombies dead in their tracks.
- 10
Peggle Extreme
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
Peggle Extreme delivers fast-paced puzzle action that combines elements of pinball and pachinko to create a truly unique game experience. Take your best shot with energizing arcade fun, now exclusively themed with art and sounds from Half-Life: Episode 2, Portal, and Team Fortress 2.
- 11
SOULS
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required.
One day, the boy meets a monster, with whom he builds a strange relationship that is neither friend, nor family, nor owner and pet. How will the boy's future change?
- 12
祖玛少女/Zuma Girls
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
Zuma girl is a casual marble shooting game, which integrates RPG skills and strategies with traditional Zuma playing methods. You will meet three beautiful girls in the battle. Who is stronger or weaker? Only the brave survive to the end!
- 13
Metroidvania Maker
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required.
Create, play, and share custom Metroidvania worlds with a built-in world editor, co-op play, and player-made adventures.
- 14
Peggle Deluxe
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
Take your best shot with energizing arcade fun! Aim, shoot, clear the orange pegs, then sit back and cheer as 10 whimsical teachers guide you to Peggle greatness.
- 15
Zuma Deluxe
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
Deep in the jungle lie hidden temples bursting with traps and trickery, and it's up to you to uncover their treasures. Fire magical balls from your stone frog idol to make matches of three or more and clear the deadly chain before it reaches the golden skull.
- 16
Bejeweled® 3
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
The biggest, brightest Bejeweled ever! Discover all-new ways to play the world’s #1 puzzle game. Find your perfect match with 8 breathtaking game modes that meet all your moods.
- 17
Zuma's Revenge!
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
An irresistible force has taken our fearless frog to an island where the puzzle-action of Zuma has evolved in amazing ways… but evil spirits and tenacious tiki bosses rule the land! Survive by firing stone spheres to destroy the deadly stream of balls. Conquer over 60 levels!
- 18
Peggle™ Nights
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
Join the Peggle Masters on a dreamtime adventure of alter egos and peg-tastic action. Stay up late to aim, shoot and clear orange pegs, and bask in Extreme Fever glory under the silver moon.
- 19
Feeding Frenzy 2 Deluxe
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
The feeding frenzy begins again! Swim and swerve through underwater worlds, chow down on smaller fish, and chomp your way to ocean supremacy. But watch out: boatloads of pesky predators are looking to make lunch out of you.
- 20
Chuzzle Deluxe
Single-player alternative to Insaniquarium Deluxe — playable solo, no multiplayer required. Shares Casual with Insaniquarium Deluxe.
Drag the rows of fuzzy Chuzzles up and down, left and right, to match colors, and they'll pop and return to their test-tube home. Choose from four play modes and two difficulty levels.