# Stack Art 3D vs Slide Puzzle

The clearest difference is in-app purchases: Stack Art 3D at none against Slide Puzzle's 1. Stack Art 3D also leads on iOS requirement (10.0 vs 15.6). Slide Puzzle's advantage is ads (none vs shown) and update cadence (fortnightly vs monthly). On price and device support there is nothing between them.

Both are free to download. Slide Puzzle sells 1 one-off in-app purchase. Stack Art 3D asks for nothing beyond the download.

Stack Art 3D ships an update monthly, Slide Puzzle fortnightly. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Stack Art 3D | Slide Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (20 ratings)](https://appshunter.io/ios/app/slide-puzzle-relax-game/id1572314495/reviews)** |
| Number of ratings | — | **20** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 322 MB | 107 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Manh Cuong](https://appshunter.io/developer/1276211807) | [vu han](https://appshunter.io/developer/1300051130) |

## What reviewers say

### Stack Art 3D

[App page](https://appshunter.io/ios/app/stack-art-3d/id1556545260)

**Features:** macOS Compatibility

**In-app purchases:** none


### Slide Puzzle

[App page](https://appshunter.io/ios/app/slide-puzzle-relax-game/id1572314495)

Engage in classic sliding puzzles with beautiful HD images. This game offers adjustable difficulty levels and a calming soundtrack to help you relax and sharpen your mind. Enjoy offline play and intuitive controls for a seamless experience.

**Highlights:** Hundreds of HD image puzzles, Adjustable difficulty levels, Smooth animations and touch controls, Offline play supported, Calming background music, Stress relief and brain training

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Photos | $1.99 | one-time |


## Frequently asked questions

### Is Stack Art 3D free?

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

### Is Slide Puzzle free?

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

### Do Stack Art 3D or Slide Puzzle have ads?

Stack Art 3D shows ads; Slide Puzzle does not.

### Which is updated more often, Stack Art 3D or Slide Puzzle?

Stack Art 3D ships an update monthly, and Slide Puzzle fortnightly. Most recently, Stack Art 3D was updated on October 6, 2026 and Slide Puzzle on October 5, 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.*