Comparison

Slime Evolution vs Monsters Evolution

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

Head to head
About

Slime Evolution

Cultivate a charming slime farm by merging identical slimes to discover new ones. Assign elemental properties like water, fire, or grass to influence their characteristics. Embark on adventures to collect more slimes and treasures, and document your discoveries in a field guide.

Highlights
  • Create new slimes by merging
  • Assign elemental properties (water, fire, grass)
  • Go on adventures for rewards
  • Collect slimes in a field guide
  • Discover unique slime evolution methods
Features
Read full description

Raise cute little slime and take care of a slime farm of your own! [‘How to enjoy 'Slime Evolution'!] 1. Create a new slime – combine the same slime and a new slime appears. 2. Set an element of the slime – slime can have water / fire / or grass elements. Each element has different characteristics, so choose wisely! 3. go on an advanture with your Slime. – You can get a slime and jewery during the advanture. 4. Check your field guide book – You can cehck the name of slimes with funny explanation and their ability. 5. Make a special Slime – Try to make a special slime by finding a new way other than existing evolution method. Thank you :)

About

Monsters Evolution

Combine identical creatures to evolve them into more advanced forms. Explore diverse biomes, discover new worlds, and witness the journey from simple beings to magnificent dragons. Choose your evolutionary path and create your own monster-filled universe.

Highlights
  • Combine identical monsters
  • Evolve creatures to advanced forms
  • Explore 8 elemental biomes
  • Discover 4 secret biomes
  • Choose evolutionary paths
  • Populate and create new worlds
Features
Read full description

In Monsters Evolution you can be the engine of evolution for fantastic monsters. By combining two identical monsters, you get a new, more advanced creature, thus passing the path from the simplest magic and astral creatures to magnificent giant dragons. Before you is the opportunity to choose the evolutionary path: fire or water, nature or chaos - everything is in your hands. A completely populated world is not the end, because in the game you can discover many new worlds, populate them with monsters and test out other means of evolution! There are 8 biome-worlds in the game that are built according to the origin of the universe and the elements: ENERGY It personifies the primeval magical energy of the universe, from which all beings originate! The creatures here are magical and astral, like Sunny Dragon and Magical Slug. STORM It is a world inhabited by creatures personifying natural cataclysms: Thunderhorn, Electroray, Dark Cloud and more! FIRE A very hot biome, where only the most stalwart monsters live, such as Fiery Giant and Hothead! WATER An unexplored biome, where various oceanic bacteria like Octobrain and Sea Star develop! CHAOS The gloomy world, here unexpected creatures evolve like Darktail and Wanderer! METAL A robot biome, where there's no place for the living! iBot, Roboboy, Smarty and a host of other cyborgs live here! ICE A chilling world in which ancient creatures originate! There you will be met by the Snowy Snake and Ice Cube in the company of the Snow Yeti! NATURE The most lively and flourishing biome of all! This is where the unpredictable elements of development live, for example, the beautiful Lily or the impenetrable Stone! There are also 4 secret biomes: DEATH STEEL CRYSTAL LIFE Study each biome separately to discover them! The game begins with the first monster in the "ENERGY" biome. By combining two identical monsters, you create a new monster. By combining the last two monsters from the biome, you receive access to a new, previously unexplored, biome! Study all the worlds in Monsters Evolution! Thanks to this scientific and educational clicker, you can go through all the stages, mixing different cells; from minute bacteria to monsters! Go through the game several times and learn the different stages of the universe! Start creating your world right now! SUBSCRIPTION PRICING AND TERMS Meet the GOLD MEMBERSHIP! The GOLD MEMBERSHIP is a $2.99 weekly subscription with a 3-day free trial period. Enjoy 2x gold bonus, an ad-free experience, 30 Crystals every day and a 20% discount on all crystal purchases! End of 3-day trial period and subscription renewal: This price is for United States customers. Pricing in other countries may vary and actual charges may be converted to your local currency depending on the country of residence. Payment will be charged to your iTunes Account upon purchase confirmation. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Your Account will be charged for the next period within 24-hours prior to the end of the current period. Subscriptions can be managed and auto-renewal disabled in the user’s Account Settings after purchase. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription, where applicable. Canceling your trial or subscription: You can disable auto-renew at any time through iTunes. Check https://support.apple.com/HT202039. When your current trial/subscription period expires, you will be unsubscribed. The current active subscription period cannot be canceled. Privacy Policy and Terms of Use: https://docs.google.com/document/d/1SKtw7QgX2nqzd5BfAF15IfZFN_ntvVaH9r0C1iSeNl4/edit

Screenshots

Slime Evolution4 screens
Monsters Evolution4 screens

Verdict

The call

Slime Evolution and Monsters Evolution both sit at 4.8 stars, but that hides the real split: 92% of Slime Evolution's written reviews are positive against 79% of Monsters Evolution's. Monsters Evolution's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (11.0 vs 13.0). On price, rating, ratings volume and ads 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. Slime Evolution sells 4 one-off in-app purchases and Monsters Evolution sells 6 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Slime Evolution against 4.8 for Monsters Evolution. Both are backed by a comparable volume of ratings — 596 and 1.1K respectively. Written reviews are what separate them: 92% of Slime Evolution's written reviews are positive against 79% of Monsters Evolution's.

UpkeepUpdate frequency

Slime Evolution ships an update every 2 months, Monsters Evolution every 3 weeks. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.

Scorecard3 real differences · 7 level
Slime Evolution versus Monsters Evolution: the parameters behind the verdict, then further details
ParameterSlime EvolutionMonsters Evolution
PriceFreeFree
Rating4.8 (596 ratings)4.8 (1.1K ratings)
Positive reviews91.5% of reviews — better79.5% of reviews
Number of ratings5961.1K — better
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.011.0 — better
Further details — not scored
Size111 MB166 MB
Age rating4+4+
DeveloperSeHyeon ImAzur Interactive Games Limited

Customer experience

Slime Evolution

All ratings596 ratings
Positive95.5%
Neutral3.2%
Negative1.3%
Written reviews259 reviews
Positive91.5%
Neutral4.6%
Negative3.9%

Monsters Evolution

All ratings1,143 ratings
Positive94.6%
Neutral1.7%
Negative3.8%
Written reviews117 reviews
Positive79.5%
Neutral5.1%
Negative15.4%

User reviews

Slime Evolution

From 596 App Store ratings

What we love

  • 👍 Cute and relaxing game
  • 🎨 Charming art style
  • 🕹️ Simple and addictive gameplay
  • ⏱️ Good time-killer
  • 🌳 Enjoyable exploration and evolution

Room to improve

  • 🐛 Occasional bugs and glitches
  • 💰 Unbalanced upgrade costs between platforms
  • 🔍 Unclear mechanics (e.g. using seeds)
  • 🌐 Language/localization issues

Monsters Evolution

From 1.1K App Store ratings

What we love

  • 👍 Great game
  • 🤩 Fantastic art
  • 🎨 Beautiful designs
  • 🌟 Addictive and fun
  • 🎉 Awesome experience

Room to improve

  • 💸 Too many ads
  • ⏱️ Incorrect timer system
  • 🐛 Bugs and glitches
  • 💰 Issues with in-game currency

Bugs and requests

Slime Evolution

Reported bugs

3 issues
  • Inability to merge certain slime types
  • Disappearing slimes and lost progress
  • Ads not working or causing errors

Requested features

5 requests
  • Add more types of slimes
  • Implement a slime shop/store
  • Improve the reward system
  • Add more gameplay modes or mini-games
  • Enhance the exploration and progression systems

Monsters Evolution

Reported bugs

4 issues
  • Progress loss after reinstalling
  • Ads not working properly
  • Timer issues for missions
  • Incorrect in-game currency display

Requested features

5 requests
  • More paths and worlds
  • Additional monster tiers
  • Offline earnings and mission progress
  • Ability to view/edit monsters
  • Minigames and other modes

In-app purchases

4 purchases

Slime Evolution

One-time4
  • 20 Gem$0.99
  • 110 Gem$4.99
  • 240 Gem$9.99
Show 1 more
  • 1400 Gem$49.99
6 purchases

Monsters Evolution

Subscriptions1
  • VIP status3 Days trial$2.997 Days
One-time5
  • Disable ADS$0.99
  • Starter Pack$0.99
  • Crystals pack 1$1.99
Show 2 more
  • Crystals pack 2$4.99
  • Crystals pack 3$17.99

Questions

Is Slime Evolution free?
Slime Evolution is free to download, with in-app purchases available.
Is Monsters Evolution free?
Monsters Evolution is free to download, with in-app purchases available.
Which has better reviews, Slime Evolution or Monsters Evolution?
Slime Evolution and Monsters Evolution are both rated 4.8 out of 5 on the App Store, from 596 and 1.1K ratings respectively.
Do Slime Evolution or Monsters Evolution have ads?
Both Slime Evolution and Monsters Evolution show ads.
Which is updated more often, Slime Evolution or Monsters Evolution?
Slime Evolution ships an update every 2 months, and Monsters Evolution every 3 weeks. Most recently, Slime Evolution was updated on October 2, 2026 and Monsters Evolution on October 1, 2026.

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