# Sort Stack vs Water Sort

The clearest difference is ads: Sort Stack at none against Water Sort's shown. Sort Stack also leads on review sentiment (75% vs 50%) and ratings volume (515 vs 5). On price, rating, in-app purchases and monetization model there is nothing between them.

Both are free to download. Sort Stack sells 6 one-off in-app purchases and Water Sort sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.5 for Sort Stack against 4.4 for Water Sort. That said, the two scores are not equally well evidenced: Sort Stack has 515 ratings behind it against 5, so its average is the more settled of the two. Written reviews are what separate them: 75% of Sort Stack's written reviews are positive against 50% of Water Sort's.

Sort Stack ships an update monthly, Water Sort every 3 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Sort Stack | Water Sort |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (515 ratings)](https://appshunter.io/ios/app/sort-stack/id1544010456/reviews)** | [4.4 (5 ratings)](https://appshunter.io/ios/app/water-sort-color-sort-puzzle/id1569248388/reviews) |
| Number of ratings | **515** | 5 |
| Positive reviews | **75.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 45 MB | 86 MB |
| Requires iOS | **10.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vnstart LLC](https://appshunter.io/developer/1467854570) | [CHORRUS GAMES S.L.](https://appshunter.io/developer/955143849) |

## What reviewers say

### Sort Stack

[App page](https://appshunter.io/ios/app/sort-stack/id1544010456)

Engage your mind with a colorful ring stacking puzzle game. Strategically move rings to sort them by color, with over 2000 puzzles and unlimited gameplay. Enjoy this free, offline challenge that's easy to learn but difficult to master.

**Highlights:** Ring classification puzzles, Sort rings by color, Move one ring at a time, 2000+ puzzles, Unlimited gameplay, Offline play

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +50 Undo | $0.99 | one-time |
| +120 Undo | $1.99 | one-time |
| Remove ads | $2.99 | one-time |
| +250 Undo | $2.99 | one-time |
| Unlimited Undo | $5.99 | one-time |
| Unlock All | $5.99 | one-time |


### Water Sort

[App page](https://appshunter.io/ios/app/water-sort-color-sort-puzzle/id1569248388)

Engage your mind with a visually stunning watercolor puzzle game. Strategically sort and blend colors through increasingly complex levels, earning rewards and enjoying a relaxing ambiance. Perfect for those seeking a creative and challenging experience.

**Highlights:** Stunning watercolor art, Brain-teasing puzzles, Vibrant and challenging levels, Precision and strategy gameplay, Achievements and rewards, Soothing music and sound, Universal app support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Sort Stack free?

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

### Is Water Sort free?

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

### Which has better reviews, Sort Stack or Water Sort?

Sort Stack is rated higher. Sort Stack averages 4.5 out of 5 from 515 ratings, while Water Sort averages 4.4 from 5 ratings.

### Do Sort Stack or Water Sort have ads?

Water Sort shows ads; Sort Stack does not.

### Which is updated more often, Sort Stack or Water Sort?

Sort Stack ships an update monthly, and Water Sort every 3 months. Most recently, Sort Stack was updated on November 3, 2026 and Water Sort on November 3, 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.*