Zen Aquarium

Zen Aquarium

15 achievements
Very Rare×1
Rare×11
Common×3

About Zen Aquarium's achievements

Zen Aquarium has 15 Steam achievements. The rarest is "Absolute limit", earned by just 14.0% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement
14.0%
of players earned "Absolute limit"

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Difficulty—
Easy → Brutal
Enjoyment—
Meh → Loved it
Grindiness—
No grind → Huge grind
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All Zen Aquarium achievements

15 achievements
Absolute limit
Absolute limit
100 fish in one tank! There's simply nowhere else to put them
Very Rare14.0%
Butterflyfish Collector
Butterflyfish Collector
Your Butterflyfish set is complete! A true collector at heart.
Rare16.3%
Legendary Butterflyfish Hunter
Legendary Butterflyfish Hunter
Blue and orange butterflyfish are yours at last. A rare find for any aquarist!
Rare18.7%
Tang Collector
Tang Collector
Blue, Yellow, Powder, Purple—your Tang collection is a rainbow of aquatic perfection!
Rare23.6%
Angelfish Collector
Angelfish Collector
Every majestic Angelfish now swims under your care. Royalty recognizes royalty!
Rare23.8%
Clownfish Collector
Clownfish Collector
From classic to cow-patterned, your Clownfish family is complete. Now that's no laughing matter!
Rare23.8%
Bannerfish Collector
Bannerfish Collector
You've caught every type of Bannerfish! From common stripes to rare beauties, your collection is complete
Rare24.2%
Overcrowding
Overcrowding
50 fish in one tank! There must be a record somewhere around here
Rare26.7%
Legendary Tang Hunter
Legendary Tang Hunter
Powder Blue and Purple Tangs—the crown jewels of any aquarium—are finally in your hands!
Rare26.8%
Legendary Clownfish Hunter
Legendary Clownfish Hunter
Cow-patterned and Ladybug Clownfish? The ocean's rarest jokers now answer to you!
Rare26.9%
Legendary Angelfish Hunter
Legendary Angelfish Hunter
Flame and Juvenile Angelfish? Even Poseidon would be jealous!
Rare27.1%
Legendary Bannerfish Hunter
Legendary Bannerfish Hunter
"Black-Yellow and Yellow? These Bannerfish are the stuff of legends—and now, they're yours!
Rare27.4%
Bubbling life
Bubbling life
20 fish in one tank! The water is literally boiling with activity
Common52.5%
First school
First school
Placed 10 fish in one tank. It's a start!
Common67.7%
First Tank Designer
First Tank Designer
Your first aquarium is ready for fish!
Common99.8%