Comparison

Fish Tank Simulator vs Malcong

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

Head to head
About

Fish Tank Simulator

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WELCOME TO YOUR LIVING AQUARIUM Transform your Apple Watch into a mesmerizing underwater world where life never stops. Simulator isn't just a game—it's a living, breathing ecosystem that thrives on your wrist, evolving whether you're watching or away. BREED & RAISE YOUR FISH FAMILY Start with three iconic fish and watch as your aquarium transforms into a bustling colony: • Natural breeding system - Healthy, well-fed females become alpha leaders • Baby fish are born after 2 minutes and grow into adults over time • 8 unique species including Clownfish, Blue Tang, Pufferfish, and Seahorse • Each fish has distinct traits: peaceful, social, fragile, or night-active • Witness the miracle of life as babies grow 1% every 10 seconds DYNAMIC MOOD SYSTEM Your fish aren't just pixels—they have feelings! Watch their moods change based on: • Hunger levels and feeding times • Tank cleanliness and health • Time of day • Social dynamics and leadership hierarchy • Real-time emotional states: Happy, Hungry, Sick, or Neutral SOCIAL HIERARCHY & LEADERSHIP Experience natural fish behavior with an intelligent social system: • Male fish compete to become the pack leader based on level, health, and happiness • Alpha females emerge from well-fed, healthy candidates • Leadership changes dynamically as your fish grow and evolve • Strategic feeding and care influence who rises to the top MULTI-TANK EMPIRE Expand your aquatic kingdom: • Start with one tank, unlock more as you succeed • Fill each tank with 6 adult fish to unlock the next • Manage multiple ecosystems simultaneously • Each tank has its own breeding cycles and social hierarchy • Strategic resource allocation across colonies IDLE PROGRESSION THAT MATTERS Life continues even when you're not playing: • Sophisticated offline simulation tracks hours, days, or weeks away • Return to find grown babies, established hierarchies, and accumulated resources • Realistic time decay - neglect has consequences • Balance care and exploration for optimal growth UNIQUE FISH SPECIES Collect and breed 8 beautifully animated species: • Clownfish - Peaceful & social • Blue Tang - Social but fragile • Yellow Tang - Peaceful reef dwellers • Pufferfish - Slow eaters with unique traits • Royal Gramma - Vibrant purple beauties • Seahorse - Delicate and mysterious • Moorish Idol - Elegant social swimmers • Starfish - Night-active bottom dwellers DEEP RESOURCE MANAGEMENT Master the economy of aquarium life: • Food & Medicine - Essential supplies with strategic costs • Coins - Earn through care, spend on growth • Feed fish: +1 coin | Heal fish: +2 coins • Clean tank: +5 coins | Level up: +10 coins per level • Shop system for supplies and expansion • In-App Purchases for coin packs (optional, never required!) REAL-TIME CHALLENGES Keep your ecosystem balanced: • Monitor hunger • Maintain tank cleanliness • Prevent disease through proper care • Avoid overfeeding • Emergency feeds prevent starvation • Strategic healing saves lives SMART NOTIFICATIONS Stay connected to your aquarium: • Baby born alerts - Never miss a birth! • Adult celebrations - Fish reaching maturity • Cleanliness warnings - Tank maintenance reminders • Haptic feedback for important events • Customize notification preferences PERFECT FOR APPLE WATCH Designed specifically for your wrist: • Glanceable stats show tank status instantly • Quick actions: Feed All, Clean Tank, Heal Sick • Smooth swimming animations bring fish to life • Swipe between tanks with ease • Detailed fish profiles with full stats • Digital Crown support for navigation PLAY YOUR WAY • Casual: Check in daily, feed your fish, enjoy the zen • Strategic: Optimize breeding cycles, maximize XP gains, build an empire • Completionist: Perfect your colony management and social hierarchies FREE TO PLAY Start with three fish and all core features completely free. Optional coin packs available for faster progression, but everything can be earned through gameplay.

About

Malcong

Features
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Malcong is a little friend you hatch and care for on Apple Watch. Apple Watch is required for hatching, care, and growth. The iPhone companion lets you view your friend, growth records, garden, and collection. Tap your first egg three times on Apple Watch. Feed your friend, play together, and help it rest as you share time on your wrist. Watch it respond to your gentle touch. Discover six families and thirty-six evolution forms. Friends you have raised stay in your garden, where you can choose a companion to spend time with again. Your first egg and its growth are free. Optional additional eggs are purchased in the paired iPhone app. Each purchase grants one consumable egg and is not a subscription. The price is displayed before purchase. No account or login is required. Progress and eggs are stored on your devices. The in-app Start Over action preserves unused purchased eggs, but restoration after deleting the app or replacing your Watch is not guaranteed. Consumed eggs are not granted again. Requires an iPhone with iOS 17 or later and an Apple Watch with watchOS 10 or later. Privacy policy: https://echo-kindness.org/malcong/privacy/en/ Support: support@echo-kindness.org / +82-70-8949-8667

Screenshots

Malcong4 screens

Verdict

The call

The clearest difference is iOS requirement: Fish Tank Simulator at 13.0 against Malcong's 17.0. On price, ads, in-app purchases and device support 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. Fish Tank Simulator sells 4 one-off in-app purchases and Malcong sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 5 level
Fish Tank Simulator versus Malcong: the parameters behind the verdict, then further details
ParameterFish Tank SimulatorMalcong
PriceFreeFree
Update frequency—Every 2 days
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPod, Apple Watch — betteriPhone, Apple Watch
Requires iOS13.0 — better17.0
Further details — not scored
Size3 MB105 MB
Age rating4+4+
DeveloperZeki Unalechokindness

In-app purchases

4 purchases

Fish Tank Simulator

One-time4
  • Small Coin Pack$0.99
  • Medium Coin Pack$4.99
  • Large Coin Pack$9.99
Show 1 more
  • Mega Coin Pack$19.99
1 purchases

Malcong

One-time1
  • One Egg$0.99

Questions

Is Fish Tank Simulator free?
Fish Tank Simulator is free to download, with in-app purchases available.
Is Malcong free?
Malcong is free to download, with in-app purchases available.
Do Fish Tank Simulator or Malcong have ads?
Neither Fish Tank Simulator nor Malcong shows ads.

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