# Simetria vs Spin Brush

The clearest difference is price: Simetria at Free against Spin Brush's $1.99. Spin Brush's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Simetria is free to download; Spin Brush costs $1.99 up front. Simetria sells 2 one-off in-app purchases. Spin Brush asks for nothing beyond the download.

Simetria ships an update every 10 months, Spin Brush every 11 days. The most recent releases landed on September 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Simetria | Spin Brush |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[1.7 (6 ratings)](https://appshunter.io/ios/app/simetria/id1517643256/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | **Every 11 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 7 MB | 1 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ILTERRA](https://appshunter.io/developer/1489815900) | [松 陈](https://appshunter.io/developer/1790470279) |

## What reviewers say

### Simetria

[App page](https://appshunter.io/ios/app/simetria/id1517643256)

Create intricate mandalas with an infinite canvas and customizable symmetry. Explore dynamic changes and express your unique artistic vision through balanced designs. Perfect for artists, designers, and those seeking creative relaxation.

**Highlights:** Infinite canvas for mandala creation, Adjustable symmetry points and reflections, Customizable line colors, transparency, and thickness, Dynamic merging of symmetry centers, Multilingual support for global users, Community for sharing and inspiration

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| + 1 hour of Premium Access | $1.99 | one-time |
| + 5 hours of Premium Access | $6.99 | one-time |


### Spin Brush

[App page](https://appshunter.io/ios/app/spin-brush/id6759917450)

Create intricate visual art with a unique drawing tool that blends freehand sketching with automated pattern generation. Adjust line colors, speeds, and thicknesses to design decorative motifs and rhythm-driven artworks on a rotating canvas.

**Highlights:** Freehand sketching on a rotating canvas, Automatic pattern generation via swinging line segments, Independent adjustment of line color, speed, and thickness, Creation of decorative motifs, Rhythm-driven visual artworks

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

**In-app purchases:** none


## Frequently asked questions

### Is Simetria free?

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

### Is Spin Brush free?

Spin Brush costs $1.99, with no in-app purchases.

### Do Simetria or Spin Brush have ads?

Simetria shows ads; Spin Brush does not.

### Which is updated more often, Simetria or Spin Brush?

Simetria ships an update every 10 months, and Spin Brush every 11 days. Most recently, Simetria was updated on September 24, 2026 and Spin Brush on October 9, 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.*