# Line Art vs Number Brain

The clearest difference is in-app purchases: Line Art at none against Number Brain's 1. Line Art also leads on ads (none vs shown) and iOS requirement (11.0 vs 16.6). Number Brain's advantage is update cadence (every 4 weeks vs every 14 months). On price and device support there is nothing between them.

Both are free to download. Number Brain sells 1 one-off in-app purchase. Line Art asks for nothing beyond the download.

Line Art ships an update every 14 months, Number Brain every 4 weeks. Both last shipped on October 29, 2026.

## The numbers

| Metric | Line Art | Number Brain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (16 ratings)](https://appshunter.io/ios/app/line-art/id582572592/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 58.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 14 months | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 96 MB | 53 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [ABCiSoft](https://appshunter.io/developer/409799840) | [Gerard Grundy](https://appshunter.io/developer/714855075) |

## What reviewers say

### Line Art

[App page](https://appshunter.io/ios/app/line-art/id582572592)

Engage in a calming interactive experience by touching the screen to create dynamic visual art and animations. Explore different effects based on the number of fingers used, with thousands of particles animating smoothly. Save your creations and enjoy the integrated soundtrack.

**Highlights:** Multitouch up to 5 points, Thousands of particles at 60fps, Manual color selection, Play/pause animation, Save snapshots, Integrated soundtrack, Multiple animation options

**Features:** Vision Pro support

**In-app purchases:** none


### Number Brain

[App page](https://appshunter.io/ios/app/number-brain/id1196440935)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Line Art free?

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

### Is Number Brain free?

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

### Do Line Art or Number Brain have ads?

Number Brain shows ads; Line Art does not.

### Which is updated more often, Line Art or Number Brain?

Line Art ships an update every 14 months, and Number Brain every 4 weeks. Most recently, Line Art was updated on October 29, 2026 and Number Brain on October 29, 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.*