Comparison

Sloth Evolution vs Merge Unicorn

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

Head to head
About

Sloth Evolution

Combine mutant sloth species to discover new breeds and unlock their hidden potential. This idle evolution game features a unique story, doodle-like illustrations, and open-ended gameplay.

Highlights
  • Combine mutant sloth species
  • Discover new sloth breeds
  • Unlock hidden potential
  • Idle clicker gameplay
  • Unique story with twists
  • Doodle-like illustrations
Features
Read full description

Being named after the laziest deadly sin gave sloths an unfair stigma, and it’s up to you to change that! Combine crazy mutant sloth species to create surprising new breeds of these slow-blooming creatures and discover their hidden potential! You’ll find that sloths can be loving pets, highly proficient climbers and incredibly efficient trackers… If you’re willing to wait a little, that is. LAZY FEATURES - Pantheon: a new 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 sloths HOW TO PLAY - Drag and drop similar sloths to create new mysterious creatures -Use sloth eggs to earn coins, buy new creatures and make even more money -Alternatively, fiercely tap a sloth to make coins pop from their eggs HIGHLIGHTS -Different stages and many sloth species to discover -A mind-blowing story with awesome (but slowly-developing) twists! -The unexpected mix of alpaca-like evolution and incremental clicker games -Doodle-like illustrations -Open-ended gameplay: enjoy the freedom! -No sloths were harmed in the making of this game, only developers Sloth wisdom: the best things take a loooooooong time to happen. 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

Merge Unicorn

Merge identical unicorns to discover new, cuter evolutions. Earn coins while idle, tap to speed up, and invest wisely to grow your collection across continents and galaxies. Discover all 30 unique unicorn forms and unlock different game endings.

Highlights
  • Merge identical unicorns
  • Discover new evolutions
  • Idle coin earning
  • Tap to earn coins
  • Invest in gold income
  • Collect 30 unicorn forms
  • Offline play
Features
Read full description

WHO WE ARE: we produce the best Evolution Games to solve the boredom of you. Our Community is the heart of every game, because we produce new Evolution Game based on your interest and ideas. Today we present you: Merge Unicorn Our games are easy to learn but hard to master, this means you will start slow and gets better during the game and challenged to get all the 30 Unicorn Evolutions to merge. (more will follow you soon! :-) ) Evolution Games Merge are a mix of different game types : Idle, you earn money while you sleep Clicker , you can fast forward on clicking each your bag timer until your finger hurts. :) Merge Two , you can relax and match things together Discovery, you always discover a new evolution on your next session. Tycoon, invest your money smart to improve your gold income to get even richer and buy new evolutions on the fly. KAWAII , who does not love cute, fluffy Evolutions! :) Hatching, take care of all your evolutions Challenge, compete with friends who Discover the next Evolution Collect, complete all Evolutions and create your own. Customise, you can customise each evolution on your own Become part of the unicorn family. Find out what happens when you put two identical unicorns together. WAIT they start evolve and become a new cool cute kawaii unicorn evolution. Start small on the world, grow bigger to a new continent, even galaxies are not save for your cute, Merge Unicorns. <3 HOW TO PLAY It’s simpler then a matching game! • As your Unicorns evolution drop coins, buy new Unicorns Evolution to earn even more coins •Merge similar Unicorns Evolution to evolve them into new and more profitable Unicorns Evolution • Also tap the Unicorns evolution to make more coins Highlights • 30 different forms of Unicorns evolution • You can play our game offline, i means in every town in the world and also while driving in the car. You can even hatch your own unicorn dragons • A cool mix of idle tycoon and incremental clicker mix like Tamago! • Three possible endings: find the right god as you play! Download Unicorns Merge Evolution now start your own journey We love clicker and idle games the way you do! If you have any questions, found a bug or you have new upgrade ideas, get in touch with us! We appreciate your help a lot and donate it with a 5$ ingame code for free!

Screenshots

Sloth Evolution4 screens
Merge Unicorn3 screens

Verdict

The call

The clearest difference is ads: Merge Unicorn at none against Sloth Evolution's shown. Merge Unicorn also leads on update cadence (every 2 days vs every 6 weeks) and iOS requirement (8.0 vs 15.0). Sloth Evolution's advantage is review sentiment (92% vs 77%). On price, rating, ratings volume 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. Sloth Evolution sells 15 one-off in-app purchases and Merge Unicorn sells 3 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 Sloth Evolution against 4.6 for Merge Unicorn. Both are backed by a comparable volume of ratings — 142 and 338 respectively. Written reviews are what separate them: 92% of Sloth Evolution's written reviews are positive against 77% of Merge Unicorn's.

UpkeepUpdate frequency

Sloth Evolution ships an update every 6 weeks, Merge Unicorn every 2 days. The most recent releases landed on October 22, 2026 and October 21, 2026 respectively.

Scorecard4 real differences · 6 level
Sloth Evolution versus Merge Unicorn: the parameters behind the verdict, then further details
ParameterSloth EvolutionMerge Unicorn
PriceFreeFree
Rating4.8 (142 ratings) — better4.6 (338 ratings)
Positive reviews91.7% of reviews — better76.7% of reviews
Number of ratings142338 — better
Update frequencyEvery 6 weeksEvery 2 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.08.0 — better
Further details — not scored
Size156 MB232 MB
Age rating4+4+
DeveloperTPG TECNOLOGIA DA INFORMACAO LTDAEvolution Games GmbH

Customer experience

Sloth Evolution

All ratings141 ratings
Positive95.0%
Neutral3.5%
Negative1.4%
Written reviews12 reviews
Positive91.7%
Neutral8.3%
Negative0.0%

Merge Unicorn

All ratings335 ratings
Positive91.9%
Neutral3.9%
Negative4.2%
Written reviews43 reviews
Positive76.7%
Neutral7.0%
Negative16.3%

Bugs and requests

Sloth Evolution

Not enough reviews yet to summarise bugs or requests.

Merge Unicorn

Reported bugs

8 issues
  • Cannot merge items when having one of everything
  • Level 21 locks up constantly
  • Logo is squished on bundle pop-ups
  • Drag and merge actions go to the wrong spot
  • Upgrade says max level when it's not
Show 3 more
  • Game loses everything at level 21
  • Game crashes and glitches, deleting progress
  • Cannot merge anything when land is full and no sell button

Requested features

7 requests
  • Add a sell button for items
  • Improve merging mechanics to prevent items going to wrong spots
  • Fix issues with level 21 and higher progression
  • Restore lost progress and purchases
  • Improve detail in bundle pop-ups
Show 2 more
  • Make the game world more dynamic with wandering animals
  • Consider a different layout for faster merging

In-app purchases

15 purchases

Sloth Evolution

One-time15
  • Alien Currency Pack 1$1.99
  • Hard Currency Pack Offer$1.99
  • Remove Ads$1.99
Show 12 more
  • Hard Currency Pack 1$1.99
  • Promo Bundles Very High$2.99
  • Shop Bundle 1$2.99
  • Hard Currency Pack 2$4.99
  • Alien Currency Pack 2$5.99
  • Shop Bundle 2$5.99
  • Promo Bundles High$5.99
  • Trinket$6.99
  • Hard Currency Pack 3$9.99
  • Starter Bundle Discount$9.99
  • Promo Bundles Full$11.99
  • Hard Currency Pack 4$19.99
3 purchases

Merge Unicorn

One-time3
  • Starter Bundle$1.99
  • Gamer Bundle$4.99
  • Master Bundle$14.99

Questions

Is Sloth Evolution free?
Sloth Evolution is free to download, with in-app purchases available.
Is Merge Unicorn free?
Merge Unicorn is free to download, with in-app purchases available.
Which has better reviews, Sloth Evolution or Merge Unicorn?
Sloth Evolution is rated higher. Sloth Evolution averages 4.8 out of 5 from 142 ratings, while Merge Unicorn averages 4.6 from 338 ratings.
Do Sloth Evolution or Merge Unicorn have ads?
Sloth Evolution shows ads; Merge Unicorn does not.
Which is updated more often, Sloth Evolution or Merge Unicorn?
Sloth Evolution ships an update every 6 weeks, and Merge Unicorn every 2 days. Most recently, Sloth Evolution was updated on October 22, 2026 and Merge Unicorn on October 21, 2026.

Other comparisons