# Cosmic Eye vs Mandel Draw

The clearest difference is price: Mandel Draw at Free against Cosmic Eye's $0.99. Mandel Draw also leads on rating (4.5 vs 2.9) and update cadence (weekly vs every 6 weeks). Cosmic Eye's advantage is iOS requirement (10.0 vs 16.0). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Mandel Draw is free to download; Cosmic Eye costs $0.99 up front. Cosmic Eye sells 1 one-off in-app purchase and Mandel Draw sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Mandel Draw holds the better App Store score, 4.5 against 2.9. Both are backed by a comparable volume of ratings — 89 and 209 respectively. Written reviews point the same way: 38% of Cosmic Eye's written reviews are positive against 53% of Mandel Draw's.

Cosmic Eye ships an update every 6 weeks, Mandel Draw weekly. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Cosmic Eye | Mandel Draw |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [2.9 (89 ratings)](https://appshunter.io/ios/app/cosmic-eye/id519994935/reviews) | **[4.5 (209 ratings)](https://appshunter.io/ios/app/mandel-draw/id1547068084/reviews)** |
| Number of ratings | 89 | **209** |
| Positive reviews | 38.2% of reviews | **53.3% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 42 MB | 22 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Danail Obreschkow](https://appshunter.io/developer/448923432) | [Kouji Mori](https://appshunter.io/developer/1458257715) |

## What reviewers say

### Cosmic Eye

[App page](https://appshunter.io/ios/app/cosmic-eye/id519994935)

Explore the universe from subatomic particles to the observable cosmos with incredible zoom capabilities. View real astronomical and microscopic photographs alongside stunning computer-generated models. This app offers a journey through scales inspired by iconic scientific visualizations.

**Highlights:** Enormous zoom factors, Subatomic to cosmic scales, Real photographs, Computer model renderings, Inspired by 'Powers of Ten'

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cosmic Eye Pro | Free | one-time |

**What reviewers like**

- ✨ Visually captivating experience
- 🌌 Great for understanding scale
- 👍 Easy to use and understand
- 💡 Interesting concept and educational
- 🤩 Amazing and spectacular app

**What reviewers complain about**

- 💸 Requires multiple purchases
- 🤔 Misleading pricing and free versions
- 💰 Feels like a scam for money
- 😠 Frustrating upgrade system
- 👎 Poor implementation and graphics

**Reported bugs**

- Upgrade not working
- In-app purchase not working after payment
- App crashes on load
- Cannot move camera freely
- Low resolution graphics

**Requested features**

- Zoom out of the universe and into the atomic nucleus
- Zoom in to Planck length and out to beyond the universe
- Make it so we can zoom out of the universe and very far into the atomic nucleus
- Make it so we can zoom in all the way to Planck length and all the way out to Beyond the universe
- Make it so we can zoom out of the universe and very far into the atomic nucleus


### Mandel Draw

[App page](https://appshunter.io/ios/app/mandel-draw/id1547068084)

Explore the infinite beauty of fractals with this intuitive drawing app. Generate Mandelbrot and Julia sets with numerous functions and color palettes. Enjoy simple touch controls for navigation and advanced settings for high-resolution output and iCloud syncing.

**Highlights:** Mandelbrot and Julia set generation, 80+ fractal functions, 20+ color palettes, Intuitive touch controls (drag, pinch, tap), High-resolution output, iCloud Sync for favorites and palettes

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock | $1.99 | one-time |


## Frequently asked questions

### Is Cosmic Eye free?

Cosmic Eye costs $0.99, and also offers in-app purchases.

### Is Mandel Draw free?

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

### Which has better reviews, Cosmic Eye or Mandel Draw?

Mandel Draw is rated higher. Cosmic Eye averages 2.9 out of 5 from 89 ratings, while Mandel Draw averages 4.5 from 209 ratings.

### Do Cosmic Eye or Mandel Draw have ads?

Neither Cosmic Eye nor Mandel Draw shows ads.

### Which is updated more often, Cosmic Eye or Mandel Draw?

Cosmic Eye ships an update every 6 weeks, and Mandel Draw weekly. Most recently, Cosmic Eye was updated on October 29, 2026 and Mandel Draw on October 24, 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.*