Comparison

Cat Evolution vs Slime Evolution

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

Head to head
About

Cat Evolution

Combine cats to evolve them into unique and bizarre forms in this incremental clicker game. Discover new species, collect coins, and unlock various endings. It's a purr-fectly amusing experience for cat lovers.

Highlights
  • Combine cats to evolve
  • Discover curious and bizarre forms
  • Collect cat poop coins
  • Unlock different stages and species
  • Experience a mind-blowing story
  • Multiple possible endings
Features
Read full description

If you’re a cat person, we’ve got the PURR-fect game for you. Ok, maybe not, but we swear you’ll be a-MEOW-sed with this new PAW-some addition to your CAT-alogue. Well, if that’s not PURR-suasive enough, we don’t know what HISS. Just KITTEN! The most acclaimed animal on the Internet finally gained its own Evolution game. From the creators of the renowned Evolution series, comes the fluffiest of them all. CAT EVOLUTION! Combine cats to evolve them and discover their most curious, exotic and bizarre forms! FEATURING • Pantheon: a place for supreme beings to look down on us mortals and laugh at our misery • Impostors: watch out for impostors trying to steal the spotlight from the kittens HOW TO PLAY • Drag and drop similar cats to create new mysterious creatures • No need for a cat litter: use cat poop coins to buy new creatures and make even more money • Alternatively, fiercely tap a kitty to make coins pop when kittens poop HIGHLIGHTS • Different stages and many cat species to discover • A mind-blowing story yet untold • The unexpected mix of alpaca-like evolution, 2048 and incremental clicker games • Doodle-like illustrations • Various possible endings: find your destiny • No cats were harmed in the making of this game, only developers Say no to copy-CATS. Say yes to Cat Evolution! Disclaimer: While this App is completely free to play, some additional content can be purchased for real money in-game. If you do not want to use this feature, please turn off in-app purchases in your device's settings. Like our page on Facebook and be the first to know about our upcoming games and updates! http://fb.com/tappshq

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 :)

Screenshots

Cat Evolution4 screens
Slime Evolution4 screens

Verdict

The call

The clearest difference is update cadence: Cat Evolution at every 10 days against Slime Evolution's every 2 months. Cat Evolution also leads on ratings volume (8.1K vs 596). Slime Evolution's advantage is review sentiment (92% vs 82%) and iOS requirement (13.0 vs 15.0). On price, rating, ads and in-app purchases 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. Cat Evolution sells 11 one-off in-app purchases and Slime Evolution sells 4 one-off in-app purchases. 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 Cat Evolution against 4.8 for Slime Evolution. That said, the two scores are not equally well evidenced: Cat Evolution has 8.1K ratings behind it against 596, so its average is the more settled of the two. Written reviews are what separate them: 82% of Cat Evolution's written reviews are positive against 92% of Slime Evolution's.

UpkeepUpdate frequency

Cat Evolution ships an update every 10 days, Slime Evolution every 2 months. Both last shipped on September 24, 2026.

Scorecard4 real differences · 6 level
Cat Evolution versus Slime Evolution: the parameters behind the verdict, then further details
ParameterCat EvolutionSlime Evolution
PriceFreeFree
Rating4.8 (8.1K ratings)4.8 (596 ratings)
Positive reviews81.7% of reviews91.5% of reviews — better
Number of ratings8.1K — better596
Update frequencyEvery 10 days — betterEvery 2 months
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size160 MB111 MB
Age rating9+4+
DeveloperTPG TECNOLOGIA DA INFORMACAO LTDASeHyeon Im

Customer experience

Cat Evolution

All ratings8,054 ratings
Positive95.2%
Neutral2.7%
Negative2.0%
Written reviews655 reviews
Positive81.7%
Neutral5.3%
Negative13.0%

Slime Evolution

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

User reviews

Cat Evolution

From 8.1K App Store ratings

What we love

  • 👍 Fun and addictive game
  • 😻 Cute and amusing cat designs
  • 🚀 Fast progression and evolution
  • 💎 Ability to customize cats with hats

Room to improve

  • 🙄 Excessive ads that can crash the game
  • 🤔 Disappearing cat customizations after restarting
  • 🤯 Glitches with berry and tractor functionality

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

Bugs and requests

Cat Evolution

Reported bugs

3 issues
  • Game crashes when watching certain ads
  • Purchased cats disappearing after crashes
  • Berries and tractor not working as expected

Requested features

3 requests
  • Ability to save custom cat colors
  • Option to disable ads or pay for ad-free version
  • Improved crate opening experience (no need to tap individually)

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

In-app purchases

11 purchases

Cat Evolution

One-time11
  • pack of rubies$1.99
  • instant coins doubler$1.99
  • pack with some diamonds$1.99
Show 8 more
  • pack of diamonds$1.99
  • ads removal$1.99
  • pack with more diamonds$3.99
  • big pack of rubies$4.99
  • income doubler$5.99
  • pack with plenty of diamonds$6.99
  • Trinket$6.99
  • starter bundle with discount$9.99
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

Questions

Is Cat Evolution free?
Cat Evolution is free to download, with in-app purchases available.
Is Slime Evolution free?
Slime Evolution is free to download, with in-app purchases available.
Which has better reviews, Cat Evolution or Slime Evolution?
Cat Evolution and Slime Evolution are both rated 4.8 out of 5 on the App Store, from 8.1K and 596 ratings respectively.
Do Cat Evolution or Slime Evolution have ads?
Both Cat Evolution and Slime Evolution show ads.
Which is updated more often, Cat Evolution or Slime Evolution?
Cat Evolution ships an update every 10 days, and Slime Evolution every 2 months. Most recently, Cat Evolution was updated on September 24, 2026 and Slime Evolution on September 24, 2026.

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