# xFractal vs AboutNumbers

The clearest difference is in-app purchases: xFractal at none against AboutNumbers's 1. xFractal also leads on update cadence (every 6 weeks vs every 11 months) and device support (3 vs 1). AboutNumbers's advantage is iOS requirement (12.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. AboutNumbers sells 1 one-off in-app purchase. xFractal asks for nothing beyond the download.

xFractal ships an update every 6 weeks, AboutNumbers every 11 months. The most recent releases landed on October 30, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | xFractal | AboutNumbers |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 11 months |
| Monetization | Free | — |
| Size | 9 MB | 103 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | **iPhone, iPad, Mac** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jean Bovet](https://appshunter.io/developer/300642267) | [IntegraTools GmbH](https://appshunter.io/developer/618103816) |

## What reviewers say

### xFractal

[App page](https://appshunter.io/ios/app/xfractal/id300642264)

Explore the intricate beauty of fractals with real-time GPU rendering. Zoom infinitely into the Mandelbrot and Julia sets, discover various fractal types, and enjoy smooth coloring with multiple palettes. Replay your explorations as animated movies.

**Highlights:** Mandelbrot, Julia, Newton, and Multibrot fractals, Deep zoom capabilities, Multiple classic color palettes, Julia presets and Multibrot exponents, Exploration replay as animated movie, Cross-device continuity

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


### AboutNumbers

[App page](https://appshunter.io/ios/app/aboutnumbers/id1089468265)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All exercises | $44.99 | one-time |


## Frequently asked questions

### Is xFractal free?

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

### Is AboutNumbers free?

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

### Do xFractal or AboutNumbers have ads?

Neither xFractal nor AboutNumbers shows ads.

### Which is updated more often, xFractal or AboutNumbers?

xFractal ships an update every 6 weeks, and AboutNumbers every 11 months. Most recently, xFractal was updated on October 30, 2026 and AboutNumbers on October 26, 2026.

---

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