Comparison

Fish Simulator! vs Fatty Fish

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

Head to head
About

Fish Simulator!

Navigate through challenging levels filled with unique fish and environmental hazards. Customize your fish with various hats and accessories in this engaging game suitable for all ages. It offers a simple yet addictive gameplay experience.

Highlights
  • 40 different levels
  • Outfit shop for customization
  • Easy to play, hard to master
  • Suitable for all ages
  • Unique fish and whirlpools
Features
Read full description

Embark on a quest through pufferfish, bouncy bunkerfish and dizzying whirlpools! This fun game for all ages is easy to play, but hard to master. •40 different levels! •Outfit shop – mix and match hats and fish!

About

Fatty Fish

Features
Read full description

Welcome to the enchanting world of "Fatty Fish"! In this thrilling mobile game, you'll take control of Fatty Fish as you guide it through a series of challenging levels towards the glorious finish line. GAME: As Fatty Fish swims towards victory, you'll need to overcome various obstacles and complete tasks along the way. One of the key objectives is to gather delicious food scattered throughout the underwater landscape. These tasty treats play a vital role in accomplishing tasks and progressing through the game runner. CHALLENGES: The deep water isn't all fun and games. To add an extra layer of excitement, Fatty Fish must navigate through dark and treacherous areas. That's where collecting flashlights becomes crucial. By collecting these precious items, you'll illuminate the darkness, allowing Fatty Fish to safely explore and find its way through the murky depths. OBSTACLES: Beware of the cunning traps lurking in the shadows! Fatty Fish must swim skillfully to avoid these dangerous obstacles that could harm our adorable protagonist. Exercise your quick reflexes and strategic thinking to outsmart the traps and ensure Fatty Fish's safety on its journey to the finish line. Unlock new levels, discover hidden secrets, and aim for the top of the leaderboard as you immerse yourself in this delightful aquatic escapade. Dive in and join Fatty Fish on this epic underwater race to victory! Download "Fatty Fish" today and experience the thrill of swimming towards the finish line like never before.

Screenshots

Fish Simulator!1 screens
Fatty Fish4 screens

Verdict

The call

The clearest difference is in-app purchases: Fish Simulator! at none against Fatty Fish's 2. Fish Simulator! also leads on ads (none vs shown). Fatty Fish's advantage is update cadence (every 6 days vs every 32 months) and iOS requirement (12.0 vs 15.6). On price 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. Fatty Fish sells 2 one-off in-app purchases. Fish Simulator! asks for nothing beyond the download.

UpkeepUpdate frequency

Fish Simulator! ships an update every 32 months, Fatty Fish every 6 days. The most recent releases landed on October 4, 2026 and October 12, 2026 respectively.

Scorecard4 real differences · 6 level
Fish Simulator! versus Fatty Fish: the parameters behind the verdict, then further details
ParameterFish Simulator!Fatty Fish
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 32 monthsEvery 6 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.612.0 — better
Further details — not scored
Size164 MB146 MB
Age rating4+4+
DeveloperEric YoonPica Trebax Inc.

In-app purchases

None

Fish Simulator!

No in-app purchases

2 purchases

Fatty Fish

One-time2
  • Pack: Life x10$1.99
  • RemoveADS$3.99

Questions

Is Fish Simulator! free?
Fish Simulator! is free to download, with no in-app purchases.
Is Fatty Fish free?
Fatty Fish is free to download, with in-app purchases available.
Do Fish Simulator! or Fatty Fish have ads?
Fatty Fish shows ads; Fish Simulator! does not.
Which is updated more often, Fish Simulator! or Fatty Fish?
Fish Simulator! ships an update every 32 months, and Fatty Fish every 6 days. Most recently, Fish Simulator! was updated on October 4, 2026 and Fatty Fish on October 12, 2026.

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