# 15 vs Num Puzzle 15

The clearest difference is in-app purchases: 15 at none against Num Puzzle 15's 1. 15 also leads on ads (none vs shown) and iOS requirement (8.0 vs 17.6). On price and device support there is nothing between them.

Both are free to download. Num Puzzle 15 sells 1 one-off in-app purchase. 15 asks for nothing beyond the download.

## The numbers

| Metric | 15 | Num Puzzle 15 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (4 ratings)](https://appshunter.io/ios/app/num-puzzle-15/id6737855322/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 days |
| Monetization | — | Free with in-app purchases |
| Size | 45 MB | 10 MB |
| Requires iOS | **8.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Haipeng Xie](https://appshunter.io/developer/1044515091) | [Vitaly Li](https://appshunter.io/developer/1769827318) |

## What reviewers say

### 15

[App page](https://appshunter.io/ios/app/15puzzle/id1502782190)

**Features:** macOS Compatibility

**In-app purchases:** none


### Num Puzzle 15

[App page](https://appshunter.io/ios/app/num-puzzle-15/id6737855322)

Master a classic sliding tile puzzle with multiple grid sizes, from quick 3x3 challenges to demanding 7x7 puzzles. Arrange tiles in ascending order to complete each board and track your progress with personal records.

**Highlights:** Multiple grid sizes (3x3 to 7x7), Classic sliding tile gameplay, Game Center Leaderboards, Progress tracking and personal records, Sleek modern design

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is 15 free?

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

### Is Num Puzzle 15 free?

Num Puzzle 15 is free to download, with in-app purchases available.

### Do 15 or Num Puzzle 15 have ads?

Num Puzzle 15 shows ads; 15 does not.

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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.*