# Cat Evolution! vs Stack Tower Insanity

The clearest difference is in-app purchases: Stack Tower Insanity at none against Cat Evolution!'s 1. Stack Tower Insanity also leads on update cadence (every 3 days vs every 3 weeks). Cat Evolution!'s advantage is iOS requirement (13.0 vs 16.4). On price, ads and device support there is nothing between them.

Both are free to download. Cat Evolution! sells 1 one-off in-app purchase. Stack Tower Insanity asks for nothing beyond the download.

Cat Evolution! ships an update every 3 weeks, Stack Tower Insanity every 3 days. The most recent releases landed on October 11, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Cat Evolution! | Stack Tower Insanity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (22K ratings)](https://appshunter.io/ios/app/cat-evolution/id1637886090/reviews)** | — |
| Number of ratings | **22K** | — |
| Positive reviews | 48.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 1.0 GB | 61 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 9+ |
| Developer | [SUPERSONIC STUDIOS LTD](https://appshunter.io/developer/1499845738) | [Stefan Paunovic](https://appshunter.io/developer/1687512272) |

## What reviewers say

### Cat Evolution!

[App page](https://appshunter.io/ios/app/cat-evolution/id1637886090)

Embark on a delightful journey of evolution, starting as a humble cat and transforming into majestic creatures like tigers and beyond. Experience the thrill of growth and discovery in this engaging game.

**Highlights:** Evolve cats, Grow into tigers, Transform into other creatures, Engaging gameplay, Discovery and growth

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |

**What reviewers like**

- 🚀 Fast and fun gameplay
- 👍 Cute and engaging cat-themed design
- ⭐ Enjoyable progression and leveling system
- 🎉 Magical and whimsical experience

**What reviewers complain about**

- 🔍 Repetitive and limited gameplay after a certain level
- 💰 Excessive use of ads and in-app purchases
- 🐛 Bugs and glitches, especially at higher levels
- 🕰️ Slow loading times and performance issues

**Reported bugs**

- Game freezing or crashing at level 29
- Progression issues at level 111
- Inability to close ads or restart levels

**Requested features**

- More diverse animal types and enclosures
- Ability to save progress and resume levels
- Reduced reliance on ads and more balanced monetization
- Improved stability and bug fixes


### Stack Tower Insanity

[App page](https://appshunter.io/ios/app/stack-tower-insanity/id6787556141)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cat Evolution! free?

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

### Is Stack Tower Insanity free?

Stack Tower Insanity is free to download, with no in-app purchases.

### Do Cat Evolution! or Stack Tower Insanity have ads?

Both Cat Evolution! and Stack Tower Insanity show ads.

### Which is updated more often, Cat Evolution! or Stack Tower Insanity?

Cat Evolution! ships an update every 3 weeks, and Stack Tower Insanity every 3 days. Most recently, Cat Evolution! was updated on October 11, 2026 and Stack Tower Insanity on September 20, 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.*