# Causality Puzzle vs Sweet Pixels

The clearest difference is in-app purchases: Causality Puzzle at none against Sweet Pixels's 1. On price, update cadence, ads and device support there is nothing between them.

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

Causality Puzzle ships an update every 2 months, Sweet Pixels monthly. The most recent releases landed on October 5, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Causality Puzzle | Sweet Pixels |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Size | 76 MB | 157 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gurgen Arustamyan](https://appshunter.io/developer/1884835827) | [Yusuf Berke Abanoz](https://appshunter.io/developer/6775158604) |

## What reviewers say

### Causality Puzzle

[App page](https://appshunter.io/ios/app/causality-puzzle/id6760533588)

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

**In-app purchases:** none


### Sweet Pixels

[App page](https://appshunter.io/ios/app/sweet-pixels/id6791610090)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Causality Puzzle free?

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

### Is Sweet Pixels free?

Sweet Pixels is free to download, with in-app purchases available.

### Do Causality Puzzle or Sweet Pixels have ads?

Both Causality Puzzle and Sweet Pixels show ads.

### Which is updated more often, Causality Puzzle or Sweet Pixels?

Causality Puzzle ships an update every 2 months, and Sweet Pixels monthly. Most recently, Causality Puzzle was updated on October 5, 2026 and Sweet Pixels on October 12, 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.*