# Puzzle Lab vs Stone Zen

The clearest difference is ads: Puzzle Lab at none against Stone Zen's shown. Stone Zen's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price and in-app purchases 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 | Puzzle Lab | Stone Zen |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 weeks |
| Monetization | Free | — |
| Size | 1 MB | 138 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [晓 郭](https://appshunter.io/developer/1895645928) | [Artem Kalmykov](https://appshunter.io/developer/1477211781) |

## What reviewers say

### Puzzle Lab

[App page](https://appshunter.io/ios/app/puzzle-lab/id6771247204)

Enjoy a peaceful jigsaw puzzle experience with customizable options. Import your own photos or choose from a gallery, select piece shapes and difficulty levels, and utilize helpful tools to complete puzzles. Features include offline play, optional ambient sounds, and daily challenges.

**Highlights:** Import personal photos, Classic, circle, or hexagon pieces, Adjustable difficulty (9-400 pieces), Snap-to-fit pieces, Reference image overlay, Daily challenges, Offline play

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

**In-app purchases:** none


### Stone Zen

[App page](https://appshunter.io/ios/app/stone-zen/id6791721923)

**In-app purchases:** none


## Frequently asked questions

### Is Puzzle Lab free?

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

### Is Stone Zen free?

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

### Do Puzzle Lab or Stone Zen have ads?

Stone Zen shows ads; Puzzle Lab 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.*