# Cat Stack vs Cats

The clearest difference is update cadence: Cats at every 3 weeks against Cat Stack's every 3 months. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Cat Stack sells 6 one-off in-app purchases and Cats sells 10 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Cat Stack against 4.7 for Cats. Both are backed by a comparable volume of ratings — 889 and 854 respectively. Written reviews are what separate them: 79% of Cat Stack's written reviews are positive against 77% of Cats's.

Cat Stack ships an update every 3 months, Cats every 3 weeks. The most recent releases landed on September 4, 2026 and August 18, 2026 respectively.

## The numbers

| Metric | Cat Stack | Cats |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (889 ratings)](https://appshunter.io/ios/app/cat-stack/id1398886906/reviews)** | [4.7 (854 ratings)](https://appshunter.io/ios/app/cats-my-virtual-cat-merge/id1486562514/reviews) |
| Number of ratings | **889** | 854 |
| Positive reviews | **79.3% of reviews** | 77.1% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 236 MB | 276 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Full Fat Productions Ltd](https://appshunter.io/developer/374306144) | [OKTOPUS GEIMS, OOO](https://appshunter.io/developer/1440191171) |

## What reviewers say

### Cat Stack

[App page](https://appshunter.io/ios/app/cat-stack/id1398886906)

Rotate and position various cats to build the tallest possible tower. Be careful, as a fallen cat means game over. Discover and collect over 70 unique cat breeds, each with different effects that can impact your tower's stability.

**Highlights:** Stack cats to build towers, Physics-based gameplay, Collect over 70 cat breeds, Cats have unique effects, High score challenges

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CS Gem Pack 1 | $0.99 | one-time |
| Bundle Pack 1 | $4.99 | one-time |
| CS Gem Pack 2 | $4.99 | one-time |
| Remove Ads | $5.99 | one-time |
| Bundle Pack 2 | $9.99 | one-time |
| CS Gem Pack 3 | $9.99 | one-time |

**What reviewers like**

- 🐱 Cute cats
- 🕹️ Fun and addictive gameplay
- 💡 Unique concept
- 👍 Simple and easy to play
- 🕰️ Good for passing time

**What reviewers complain about**

- 🔍 Lack of variety in cat shapes
- 🔊 Sound issues and audio cutting out
- 📺 Too many ads, disruptive to gameplay
- 🔒 Paid version still has ads

**Reported bugs**

- Crashes and freezes
- Unresponsive controls
- Ads not loading properly

**Requested features**

- More cat variety
- Pause button
- Offline play mode
- Customization options


### Cats

[App page](https://appshunter.io/ios/app/cats-my-virtual-cat-merge/id1486562514)

Merge cats to rebuild and decorate a house, unlocking new breeds and completing challenges. Collect over 150 unique cats and participate in tournaments for rewards. Enjoy a relaxing merge game experience optimized for tablets.

**Highlights:** Merge and collect over 150 cats, Rebuild and decorate a cathouse, Complete 100 challenges, Catch birdies for prizes, Compete in global tournaments, Earn gold and treasures by merging

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gold Membership | $4.99 | per 7 days |
| Fistful of Diamonds | $0.99 | one-time |
| No Ads | $1.99 | one-time |
| Lucky spins | $1.99 | one-time |
| Hot Sale | $2.99 | one-time |
| Special Offer | $3.99 | one-time |
| Pile of Diamonds | $4.99 | one-time |
| Sack of Diamonds | $9.99 | one-time |
| Golden Row | $9.99 | one-time |
| Grand Chest | $19.99 | one-time |

**What reviewers like**

- 🥰 Cute and adorable cats
- 🕹️ Fun and addictive gameplay
- 💎 Rewarding progression system
- 🏠 Enjoyable house customization
- 🤩 Engaging merge mechanics

**What reviewers complain about**

- 💰 Excessive in-app purchases
- 🛑 Ads interrupting gameplay
- 🐛 Bugs and glitches
- 🔄 Lack of content updates
- 🤯 Progress loss after updates

**Reported bugs**

- Coins/diamonds disappearing
- Crashes and freezes on launch
- Incorrect display of resources
- Cats disappearing from inventory
- Progression issues after updates

**Requested features**

- More cat varieties and tiers
- Ability to rearrange cats in house
- Improved rewards for watching ads
- Increased level cap and challenges
- Smoother performance and stability


## Frequently asked questions

### Is Cat Stack free?

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

### Is Cats free?

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

### Which has better reviews, Cat Stack or Cats?

Cat Stack is rated higher. Cat Stack averages 4.8 out of 5 from 889 ratings, while Cats averages 4.7 from 854 ratings.

### Do Cat Stack or Cats have ads?

Both Cat Stack and Cats show ads.

### Which is updated more often, Cat Stack or Cats?

Cat Stack ships an update every 3 months, and Cats every 3 weeks. Most recently, Cat Stack was updated on September 4, 2026 and Cats on August 18, 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.*