# Fractal Catalog vs Attracteur

The clearest difference is update cadence: Fractal Catalog at every 10 months against Attracteur's every 25 months. On price, ads, in-app purchases and device support there is nothing between them.

Fractal Catalog costs $2.99 and Attracteur $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Fractal Catalog ships an update every 10 months, Attracteur every 25 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Fractal Catalog | Attracteur |
| --- | --- | --- |
| Price | $2.99 | $2.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/attracteur/id1572189546/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 25 months |
| Monetization | — | Paid |
| Size | 4 MB | 3 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yasuyoshi Ota](https://appshunter.io/developer/1500357652) | [Sylvain Lambert](https://appshunter.io/developer/783315608) |

## What reviewers say

### Fractal Catalog

[App page](https://appshunter.io/ios/app/fractal-catalog/id1529064801)

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

**In-app purchases:** none


### Attracteur

[App page](https://appshunter.io/ios/app/attracteur/id1572189546)

Explore the captivating realm of mathematical attractors. This application reveals the inherent beauty of chaos through interactive visualizations. It's designed for anyone curious about the intricate patterns found in complex systems.

**Highlights:** Mathematical attractor exploration, Chaos theory visualization, Interactive learning, Educational content, Beautiful mathematical patterns

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

**In-app purchases:** none


## Frequently asked questions

### Is Fractal Catalog free?

Fractal Catalog costs $2.99, with no in-app purchases.

### Is Attracteur free?

Attracteur costs $2.99, with no in-app purchases.

### Do Fractal Catalog or Attracteur have ads?

Neither Fractal Catalog nor Attracteur shows ads.

### Which is updated more often, Fractal Catalog or Attracteur?

Fractal Catalog ships an update every 10 months, and Attracteur every 25 months. Most recently, Fractal Catalog was updated on November 3, 2026 and Attracteur on November 3, 2026.

---

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