Comparison

Fish Simulator! vs Worm.io

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
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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

Worm.io

Features
Read full description

Worm.io: Slither Zone is an addictively simple game. Snake II just challenges the most primal part of you. Snake is very famous in many years, especially in feature phones. How long can you last before your tail becomes your dinner? Test all the snake games within the game and join our hall of fame by being one of the longest lasting players. Ready? Go for it! Worm.io: Slither Zone into addicting Classic arcade mode as you can in stunning 3D worlds. Become the biggest snake and don’t let other snakes hit you! This game is a modern context of the Classic slithering game, where you will be slithering into a stunning worm world to battle with multiplayers. Replaced by beautiful graphic while remaining the same old-fashioned slither gameplay, this game probably steal your heart from the very first battle. - Features: Fully optimised gameplay with an on-screen joystick to regulate your slithering. Easy to find out , intuitive touch screen controls. No Lag. No performance issues on any device. Play offline in single player against bot worms when offline - Snake Zone - Free Snake Games Go fast to the center of the map and steal food from enemies. Cross the path of bigger crawling snakes to get them to run into your body. Trap other players by circling them. Take the fight to others in real-time massively multiplayer competitions. -How to play Snake Games: Use just 1 finger to control. Move your worm around Speed up by tapping both sides Go fast to the center of the map and steal food from enemies. Cross the path of bigger crawling snakes to get them to run into your body. Trap other players by circling them. Snake Zone addictive arcade game, be careful! Enjoy multiple Snake skins and choose Snake you like most! Snake Zone game has Snake offline mod and Slither online mode!

Screenshots

Fish Simulator!1 screens
Worm.io4 screens

Verdict

The call

The clearest difference is update cadence: Worm.io at every 15 months against Fish Simulator!'s every 32 months. Worm.io also leads on iOS requirement (12.0 vs 15.6). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Fish Simulator! ships an update every 32 months, Worm.io every 15 months. The most recent releases landed on September 17, 2026 and September 18, 2026 respectively.

Scorecard2 real differences · 8 level
Fish Simulator! versus Worm.io: the parameters behind the verdict, then further details
ParameterFish Simulator!Worm.io
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 32 monthsEvery 15 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.612.0 — better
Further details — not scored
Size164 MB68 MB
Age rating4+4+
DeveloperEric YoonNeon Infotech FZ-LLC

In-app purchases

None

Fish Simulator!

No in-app purchases

None

Worm.io

No in-app purchases

Questions

Is Fish Simulator! free?
Fish Simulator! is free to download, with no in-app purchases.
Is Worm.io free?
Worm.io is free to download, with no in-app purchases.
Do Fish Simulator! or Worm.io have ads?
Neither Fish Simulator! nor Worm.io shows ads.
Which is updated more often, Fish Simulator! or Worm.io?
Fish Simulator! ships an update every 32 months, and Worm.io every 15 months. Most recently, Fish Simulator! was updated on September 17, 2026 and Worm.io on September 18, 2026.

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