# Key Sort vs Stack Cups 3D

The clearest difference is rating: Stack Cups 3D at 5.0 against Key Sort's 2.3. On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Stack Cups 3D holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on September 26, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Key Sort | Stack Cups 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/key-sort/id6468569514/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/stack-cups-3d/id6473441774/reviews)** |
| Number of ratings | **3** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Ad-supported | Ad-supported |
| Size | 149 MB | 131 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Ozan Kasikci](https://appshunter.io/developer/1485317310) | [Mehmet Fatih Sahin](https://appshunter.io/developer/1700697055) |

## What reviewers say

### Key Sort

[App page](https://appshunter.io/ios/app/key-sort/id6468569514)

Arrange, mix, and combine keys to discover hidden treasures. This puzzle game challenges your organizational skills with satisfying gameplay.

**Highlights:** Stack keys, Order keys, Shuffle keys, Merge keys, Unlock treasures, Satisfying gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### Stack Cups 3D

[App page](https://appshunter.io/ios/app/stack-cups-3d/id6473441774)

A matching puzzle game challenges players to sort hats by color within a limited number of moves. Achieve specific objectives to progress through levels. Enjoy a simple yet engaging puzzle experience.

**Highlights:** Color hat matching, Goal completion, Limited move counts, Puzzle gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Key Sort free?

Key Sort is free to download, with no in-app purchases.

### Is Stack Cups 3D free?

Stack Cups 3D is free to download, with no in-app purchases.

### Which has better reviews, Key Sort or Stack Cups 3D?

Stack Cups 3D is rated higher. Key Sort averages 2.3 out of 5 from 3 ratings, while Stack Cups 3D averages 5.0 from 2 ratings.

### Do Key Sort or Stack Cups 3D have ads?

Both Key Sort and Stack Cups 3D show ads.

### Which is updated more often, Key Sort or Stack Cups 3D?

Key Sort ships an update fortnightly, and Stack Cups 3D fortnightly. Most recently, Key Sort was updated on September 26, 2026 and Stack Cups 3D on September 17, 2026.

---

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