Comparison

Monstars.io vs Fish Evolution

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

Head to head
About

Monstars.io

Evolve your monster from an egg to a powerful dragon in this battle royale game. Absorb energy to level up, unlock new skills, and become the last monster standing. Compete against players worldwide in magical arena battles.

Highlights
  • Monster evolution
  • Battle Royale gameplay
  • Skill selection
  • Energy absorption for leveling
  • Unlockable monsters
  • Global player battles
Features
Read full description

Evolve your monster to become a battle champion! Evolve from a little egg monster to a giant fire dragon! Unlock new and powerful monsters and level up as many as you can. This is Battle Royale's world, where the law of the jungle applies! Only the strong can be the last one left! Take on the challenge of fighting players from all over the world now!! #Play tips - Kill opponents to absorb energy or eat energy that falls on the ground to level up quickly - Opportunity to select more powerful skills and evolve to stronger monsters as you level up - The secret to survival is avoiding the opponent's attacks and shooting accurately like an archer. - If the opponent looks strong, run away, choose a weak one to attack - Collect and use various skill cards - Unlock various monsters along the evolution tree and upgrade them Hyper Evolution Battle Royale Game! Experience magical battles in the arena of Monstars.io!

About

Fish Evolution

Navigate the deep sea as a small fish, eating smaller prey to grow and evolve. Avoid larger predators and use power-ups to survive and become the ocean's overlord in this engaging casual game.

Highlights
  • Evolve from clownfish to sharks and behemoths
  • Eat smaller fish to grow
  • Avoid larger predators
  • Free to play
  • New themed skins
  • Powerful prop effects
Features
Read full description

Fish Evolution is a casual mobile game for passing levels; you are a little fish, lost in the deep sea, and there are many ferocious sea beasts here. You have to do everything you can to survive, it is not easy. In this survival game you need to eat fish smaller than you to grow up, but at the same time don’t be eaten, be careful of fish larger than you and stronger creatures. Features: • Players can continue to evolve, from clownfish to sharks and even ancient behemoths • Free to play games • Free new themed skins • Exciting gameplay • Powerful prop effects to help you become the overlord of the ocean How to play: • Evolve yourself by eating fish smaller than you • Watch out for fish bigger than you, they can eat you

Screenshots

Monstars.io4 screens
Fish Evolution4 screens

Verdict

The call

The clearest difference is in-app purchases: Fish Evolution at none against Monstars.io's 11. Fish Evolution also leads on review sentiment (100% vs 71%). On price, rating, ratings volume and update cadence 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. Monstars.io sells 11 one-off in-app purchases. Fish Evolution asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.4 for Monstars.io against 4.3 for Fish Evolution. Both are backed by a comparable volume of ratings — 27 and 40 respectively. Written reviews are what separate them: 71% of Monstars.io's written reviews are positive against 100% of Fish Evolution's.

UpkeepUpdate frequency

Monstars.io ships an update every 10 days, Fish Evolution fortnightly. Both last shipped on October 5, 2026.

Scorecard3 real differences · 7 level
Monstars.io versus Fish Evolution: the parameters behind the verdict, then further details
ParameterMonstars.ioFish Evolution
PriceFreeFree
Rating4.4 (27 ratings) — better4.3 (40 ratings)
Positive reviews70.5% of reviews100.0% of reviews — better
Number of ratings2740 — better
Update frequencyEvery 10 days — betterFortnightly
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better12.0
Further details — not scored
Size250 MB216 MB
Age rating12+9+
DeveloperDreamplay Games Inc.佳灿 李

Customer experience

Monstars.io

All ratings27 ratings
Positive85.2%
Neutral3.7%
Negative11.1%
Written reviews112 reviews
Positive70.5%
Neutral5.4%
Negative24.1%

Fish Evolution

All ratings40 ratings
Positive82.5%
Neutral5.0%
Negative12.5%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

11 purchases

Monstars.io

One-time11
  • 25 Gems$1.99
  • 75 Gems$4.99
  • No Ads$4.99
Show 8 more
  • 200 Gems$9.99
  • CLEAR PASS$9.99
  • DNA PASS$9.99
  • 350000 Gold$14.99
  • 500 Gems$19.99
  • 1000000 Gold$26.99
  • Legendary PKG 4$29.99
  • 1500 Gems$49.99
None

Fish Evolution

No in-app purchases

Questions

Is Monstars.io free?
Monstars.io is free to download, with in-app purchases available.
Is Fish Evolution free?
Fish Evolution is free to download, with no in-app purchases.
Which has better reviews, Monstars.io or Fish Evolution?
Monstars.io is rated higher. Monstars.io averages 4.4 out of 5 from 27 ratings, while Fish Evolution averages 4.3 from 40 ratings.
Do Monstars.io or Fish Evolution have ads?
Both Monstars.io and Fish Evolution show ads.
Which is updated more often, Monstars.io or Fish Evolution?
Monstars.io ships an update every 10 days, and Fish Evolution fortnightly. Most recently, Monstars.io was updated on October 5, 2026 and Fish Evolution on October 5, 2026.

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