# Sloth Evolution vs Stacker Arcade

The clearest difference is review sentiment: Sloth Evolution at 91% against Stacker Arcade's 0%. Sloth Evolution also leads on price (Free vs $0.99) and iOS requirement (15.0 vs 18.5). Stacker Arcade's advantage is in-app purchases (none vs 15) and ads (none vs shown). On update cadence and device support there is nothing between them.

Sloth Evolution is free to download; Stacker Arcade costs $0.99 up front. Sloth Evolution sells 15 one-off in-app purchases. Stacker Arcade asks for nothing beyond the download.

Sloth Evolution ships an update every 6 weeks, Stacker Arcade every 4 weeks. The most recent releases landed on October 4, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Sloth Evolution | Stacker Arcade |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.8 (141 ratings)](https://appshunter.io/ios/app/sloth-evolution-merge-game/id1304363501/reviews)** | — |
| Number of ratings | **141** | — |
| Positive reviews | **90.9% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 4 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 156 MB | 3 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TPG TECNOLOGIA DA INFORMACAO LTDA](https://appshunter.io/developer/444343830) | [Omid Nazifi](https://appshunter.io/developer/1208952331) |

## What reviewers say

### Sloth Evolution

[App page](https://appshunter.io/ios/app/sloth-evolution-merge-game/id1304363501)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Alien Currency Pack 1 | $1.99 | one-time |
| Hard Currency Pack Offer | $1.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Hard Currency Pack 1 | $1.99 | one-time |
| Promo Bundles Very High | $2.99 | one-time |
| Shop Bundle 1 | $2.99 | one-time |
| Hard Currency Pack 2 | $4.99 | one-time |
| Alien Currency Pack 2 | $5.99 | one-time |
| Shop Bundle 2 | $5.99 | one-time |
| Promo Bundles High | $5.99 | one-time |
| Trinket | $6.99 | one-time |
| Hard Currency Pack 3 | $9.99 | one-time |
| Starter Bundle Discount | $9.99 | one-time |
| Promo Bundles Full | $11.99 | one-time |
| Hard Currency Pack 4 | $19.99 | one-time |


### Stacker Arcade

[App page](https://appshunter.io/ios/app/stacker-arcade/id6751016906)

Test your reflexes in a fast-paced stacking challenge. Tap to perfectly align moving blocks and build your tower higher. Miss the mark and your platform shrinks, making the game increasingly difficult. Aim for the top and beat your high score.

**Highlights:** Fast-paced stacking challenge, Precision block alignment, Shrinking platform mechanic, Increasing speed and difficulty, Endless play mode, High score tracking

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sloth Evolution free?

Sloth Evolution is free to download, with in-app purchases available.

### Is Stacker Arcade free?

Stacker Arcade costs $0.99, with no in-app purchases.

### Do Sloth Evolution or Stacker Arcade have ads?

Sloth Evolution shows ads; Stacker Arcade does not.

### Which is updated more often, Sloth Evolution or Stacker Arcade?

Sloth Evolution ships an update every 6 weeks, and Stacker Arcade every 4 weeks. Most recently, Sloth Evolution was updated on October 4, 2026 and Stacker Arcade on October 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*