# Turtle Loop vs Category Stack

The clearest difference is in-app purchases: Turtle Loop at none against Category Stack's 10. Turtle Loop also leads on iOS requirement (15.0 vs 17.0). Category Stack's advantage is update cadence (every 5 days vs every 3 months) and ratings volume (17 vs 3). On price, rating, ads and device support there is nothing between them.

Both are free to download. Category Stack sells 10 one-off in-app purchases. Turtle Loop asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Turtle Loop against 4.9 for Category Stack. That said, the two scores are not equally well evidenced: Category Stack has 17 ratings behind it against 3, so its average is the more settled of the two.

Turtle Loop ships an update every 3 months, Category Stack every 5 days. The most recent releases landed on November 8, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Turtle Loop | Category Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/turtle-loop/id6747583234/reviews)** | [4.9 (17 ratings)](https://appshunter.io/ios/app/category-stack-word-solitaire/id6794010218/reviews) |
| Number of ratings | 3 | **17** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 183 MB | 159 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Muammer Uslu](https://appshunter.io/developer/1814146512) | [Kerim Sabuncugil](https://appshunter.io/developer/1712118898) |

## What reviewers say

### Turtle Loop

[App page](https://appshunter.io/ios/app/turtle-loop/id6747583234)

Rotate colorful voxel sculptures and guide turtles to collect cubes of their matching color. Peel away layers to reveal hidden patterns and unlock new levels. This satisfying puzzle game offers strategic gameplay with cute characters and rewarding animations.

**Highlights:** Rotate 3D sculptures, Collect cubes with colored turtles, Hundreds of handcrafted levels, Clever blockers and mechanics, Satisfying peeling animations, Relaxing and rewarding gameplay

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

**In-app purchases:** none


### Category Stack

[App page](https://appshunter.io/ios/app/category-stack-word-solitaire/id6794010218)

A relaxing word puzzle game that combines solitaire mechanics with category sorting. Players stack cards into their correct categories to clear the board and sharpen their minds. Enjoy thousands of cards and categories with no time pressure.

**Highlights:** Solitaire-like gameplay, Category card stacking, Thousands of word cards, Daily rewards and bonuses, Helpful boosters available, Offline play supported, No timer, play at your own pace

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Special Offer | $1.99 | one-time |
| Mini Coin Package | $1.99 | one-time |
| Remove Ads | $3.99 | one-time |
| Welcome Offer | $7.99 | one-time |
| Large Coin Package | $7.99 | one-time |
| Paint Bundle | $9.99 | one-time |
| Super Coin Package | $14.99 | one-time |
| Super Bundle | $19.99 | one-time |
| Mega Coin Package | $29.99 | one-time |
| Giant Coin Package | $54.99 | one-time |


## Frequently asked questions

### Is Turtle Loop free?

Turtle Loop is free to download, with no in-app purchases.

### Is Category Stack free?

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

### Which has better reviews, Turtle Loop or Category Stack?

Turtle Loop is rated higher. Turtle Loop averages 5.0 out of 5 from 3 ratings, while Category Stack averages 4.9 from 17 ratings.

### Do Turtle Loop or Category Stack have ads?

Both Turtle Loop and Category Stack show ads.

### Which is updated more often, Turtle Loop or Category Stack?

Turtle Loop ships an update every 3 months, and Category Stack every 5 days. Most recently, Turtle Loop was updated on November 8, 2026 and Category Stack on November 10, 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.*