Comparison

Chillquarium vs Pocket Harbor

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Chillquarium

Build and manage a relaxing virtual aquarium. Collect over 180 unique fish species, discover rare variants, and expand your tank into a thriving underwater ecosystem. Earn profits even while offline and customize your dream aquarium.

Highlights
  • Collect 180+ unique fish species
  • Unlock rare and ultra-rare variants
  • Idle gameplay: earn money offline
  • Expand and upgrade aquarium
  • Customize tank and decorations
  • Relaxing visuals and day-night cycle
Features
Read full description

Build your dream aquarium in this relaxing idle collecting game. Chillquarium is a cozy aquarium simulation where you collect fish, grow your tank, and create a thriving underwater world. Buy fish, raise them in real time, and sell them for profit as you expand from a small starter tank into a massive aquarium filled with rare and exotic species. Discover ultra-rare color variants, complete your collection, and customize your tank to match your style. Whether you want to optimize your profits or simply relax and watch your fish, Chillquarium is designed to be both rewarding and calming. COLLECT, GROW, AND EXPAND Start with a simple aquarium and grow it into a vibrant underwater ecosystem. Collect over 180 unique fish species and unlock rare and ultra-rare variants for each one. Can you complete the full collection? IDLE AQUARIUM TYCOON GAMEPLAY Earn money even while you’re away. Your fish grow in real time, allowing you to build a profitable aquarium empire at your own pace. Manage your fish, optimize your tank, and expand your setup. DISCOVER RARE FISH & VARIANTS Open booster packs to unlock new fish and discover rare and exotic species. Hunt for ultra-rare color variants and build the ultimate collection. CUSTOMIZE YOUR DREAM AQUARIUM Design and personalize your aquarium with different layouts and decorations. Create a peaceful environment where your fish can thrive. RELAXING AND COZY EXPERIENCE Enjoy a calm and stress-free game with soft visuals and real-time day-night cycles. Perfect for players who love cozy games, idle games, and collecting experiences. FEATURES: - Collect 180+ unique fish species - Unlock rare and ultra-rare variants - Idle gameplay: earn money while offline - Expand and upgrade your aquarium - Open booster packs to discover new fish - Customize your tank and decorations - Relaxing visuals and real-time day-night cycle If you enjoy idle games, aquarium simulators, collecting games, or relaxing cozy experiences, Chillquarium is the perfect game for you.

About

Pocket Harbor

Embark on a cozy fishing adventure, managing your harbor and sending boats on expeditions. Discover and collect a wide variety of fish, upgrade your fleet, and build a thriving community. Uncover mysteries and compete with friends in this relaxing RPG.

Highlights
  • Dispatch boats on expeditions
  • Discover and collect fish
  • Breed fish for rare mutations
  • Upgrade boats and hire crew
  • Build and manage your harbor
  • Visit and trade with friends
  • Compete in tournaments
Read full description

Pocket Harbor is a cozy fishing and harbor-management game where every expedition brings new catches, resources, and stories from the water. Send boats across tranquil ponds, icy waters, coral reefs, deep-sea trenches, and beyond—then turn each haul into a stronger fleet and a livelier harbor. Catch fish, fill your journal, upgrade your crew, and uncover what's waiting past the next horizon. FEATURES • Dispatch boats on expeditions across a wide range of waters • Discover, collect, and track a growing catalog of fish • Breed duplicate catches to unlock rare mutations and push specimens to higher grades • Upgrade boats, hire crew, research new technology, and grow your harbor • Build your aquarium and show off your favorite catches • Complete collection sets, earn badges, and rise through the ranks • Prepare for legendary hunts and chase the mystery of the White Whale • Visit friend harbors, trade with other players, join fleets, and compete in tournaments • Play at your own pace with a relaxing progression loop Set sail, build your fleet, and see what's waiting beneath the next horizon. Pocket Harbor is free to play and includes optional in-app purchases and optional rewarded advertisements.

Screenshots

Chillquarium4 screens
Pocket Harbor4 screens

Verdict

The call

The clearest difference is ratings volume: Chillquarium at 405 against Pocket Harbor's 2. Chillquarium also leads on update cadence (daily vs every 4 days). Pocket Harbor's advantage is rating (5.0 vs 4.8). On price, ads, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Chillquarium sells 5 one-off in-app purchases and Pocket Harbor sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Pocket Harbor holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Chillquarium has 405 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Chillquarium ships an update daily, Pocket Harbor every 4 days. The most recent releases landed on October 25, 2026 and October 9, 2026 respectively.

Scorecard3 real differences · 7 level
Chillquarium versus Pocket Harbor: the parameters behind the verdict, then further details
ParameterChillquariumPocket Harbor
PriceFreeFree
Rating4.8 (405 ratings)5.0 (2 ratings) — better
Positive reviews73.8% of reviews—
Number of ratings405 — better2
Update frequencyDaily — betterEvery 4 days
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad — betteriPhone
Requires iOS17.016.4 — better
Further details — not scored
Size380 MB159 MB
Age rating4+4+
DeveloperSnapbreak Games ABNicholas Bianchino

Customer experience

Chillquarium

All ratings190 ratings
Positive92.6%
Neutral2.6%
Negative4.7%
Written reviews145 reviews
Positive73.8%
Neutral6.9%
Negative19.3%

Pocket Harbor

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

5 purchases

Chillquarium

One-time5
  • Double Rainbow Odds$3.99
  • Double Offline Earnings$4.99
  • Remove Ads$4.99
Show 2 more
  • Double Fish Growth Speed$4.99
  • Deluxe pack$8.99
10 purchases

Pocket Harbor

One-time10
  • Gilded Koi Sanctuary$0.99
  • Sunken Cathedral$0.99
  • Celestial Cartographer$0.99
Show 7 more
  • Aurora Icehaven$0.99
  • Emberwake Foundry$0.99
  • Golden Age Harbor$0.99
  • Naturalist's Haven$0.99
  • Coral Conservatory$0.99
  • Ghost Fleet$0.99
  • White Whale Memorial$0.99

Questions

Is Chillquarium free?
Chillquarium is free to download, with in-app purchases available.
Is Pocket Harbor free?
Pocket Harbor is free to download, with in-app purchases available.
Which has better reviews, Chillquarium or Pocket Harbor?
Pocket Harbor is rated higher. Chillquarium averages 4.8 out of 5 from 405 ratings, while Pocket Harbor averages 5.0 from 2 ratings.
Do Chillquarium or Pocket Harbor have ads?
Both Chillquarium and Pocket Harbor show ads.
Which is updated more often, Chillquarium or Pocket Harbor?
Chillquarium ships an update daily, and Pocket Harbor every 4 days. Most recently, Chillquarium was updated on October 25, 2026 and Pocket Harbor on October 9, 2026.

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