# Ech's Fractal vs The Sorting Synth

The clearest difference is price: Ech's Fractal at Free against The Sorting Synth's $2.99. Ech's Fractal also leads on review sentiment (75% vs 50%). The Sorting Synth's advantage is rating (4.8 vs 3.7). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Ech's Fractal is free to download; The Sorting Synth costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

The Sorting Synth holds the better App Store score, 4.8 against 3.7. Both are backed by a comparable volume of ratings — 6 and 5 respectively. Written reviews complicate that: 75% of Ech's Fractal's written reviews are positive against 50% of The Sorting Synth's, so the app with the better star average is not the one people write more warmly about.

Both ship on a similar rhythm, roughly every 18 months. The most recent releases landed on August 29, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Ech's Fractal | The Sorting Synth |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | [3.7 (6 ratings)](https://appshunter.io/ios/app/echs-fractal/id1315403987/reviews) | **[4.8 (5 ratings)](https://appshunter.io/ios/app/the-sorting-synth/id6473803484/reviews)** |
| Number of ratings | **6** | 5 |
| Positive reviews | **75.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | Every 18 months |
| Monetization | **Free** | Paid |
| Size | 36 MB | 12 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Tuan Anh Nguyen](https://appshunter.io/developer/1176103364) | [Kelly Mylett](https://appshunter.io/developer/1719859250) |

## What reviewers say

### Ech's Fractal

[App page](https://appshunter.io/ios/app/echs-fractal/id1315403987)

Explore intricate fractal patterns with customizable depth and color palettes. This application allows users to render the Mandelbrot set with high detail.

**Highlights:** Customizable depth up to 5000, Customizable colors, Mandelbrot set rendering, High detail exploration

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

**In-app purchases:** none


### The Sorting Synth

[App page](https://appshunter.io/ios/app/the-sorting-synth/id6473803484)

This app offers a creative outlet for generating unique musical patterns and textures. Inspired by vintage synthesizers, it allows for endless sonic exploration with configurable settings and effects. It's perfect for both casual time-passing and serious music composition.

**Highlights:** Vintage synthesizer design, Configurable settings, Built-in effects, Speed controls, Vast pattern possibilities, Offline functionality

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ech's Fractal free?

Ech's Fractal is free to download, with no in-app purchases.

### Is The Sorting Synth free?

The Sorting Synth costs $2.99, with no in-app purchases.

### Which has better reviews, Ech's Fractal or The Sorting Synth?

The Sorting Synth is rated higher. Ech's Fractal averages 3.7 out of 5 from 6 ratings, while The Sorting Synth averages 4.8 from 5 ratings.

### Do Ech's Fractal or The Sorting Synth have ads?

Neither Ech's Fractal nor The Sorting Synth shows ads.

### Which is updated more often, Ech's Fractal or The Sorting Synth?

Ech's Fractal ships an update every 18 months, and The Sorting Synth every 18 months. Most recently, Ech's Fractal was updated on August 29, 2026 and The Sorting Synth on September 8, 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.*