# 15.Puzzle vs Heavy Letters

The clearest difference is ads: 15.Puzzle at none against Heavy Letters's shown. Heavy Letters's advantage is iOS requirement (11.0 vs 15.6). On price, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | 15.Puzzle | Heavy Letters |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/15puzzle/id1281502300/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | — |
| Size | 12 MB | 67 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bothina Elzoobi](https://appshunter.io/developer/991489487) | [Hande Oney](https://appshunter.io/developer/1615755001) |

## What reviewers say

### 15.Puzzle

[App page](https://appshunter.io/ios/app/15puzzle/id1281502300)

Transform your personal photos into engaging sliding tile puzzles. Enjoy daily curated challenges, track your progress, and compete with others globally. Play quick, satisfying rounds anytime, anywhere.

**Highlights:** Create puzzles from personal photos, Daily curated puzzles, Two difficulty levels (3x3, 4x4), Global leaderboards, Smart hint system, Share solved puzzles

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

**In-app purchases:** none


### Heavy Letters

[App page](https://appshunter.io/ios/app/heavy-letters/id1662877847)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 15.Puzzle free?

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

### Is Heavy Letters free?

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

### Do 15.Puzzle or Heavy Letters have ads?

Heavy Letters shows ads; 15.Puzzle does not.

---

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