# Cosmic Eye vs Univerzoom 3D

The clearest difference is review sentiment: Univerzoom 3D at 97% against Cosmic Eye's 38%. Univerzoom 3D also leads on rating (4.8 vs 2.9) and in-app purchases (none vs 1). Cosmic Eye's advantage is price ($0.99 vs $2.99) and iOS requirement (10.0 vs 15.0). On update cadence, ads and device support there is nothing between them.

Cosmic Eye costs $0.99 and Univerzoom 3D $2.99 up front. Cosmic Eye sells 1 one-off in-app purchase. Univerzoom 3D asks for nothing beyond the download.

Univerzoom 3D holds the better App Store score, 4.8 against 2.9. Both are backed by a comparable volume of ratings — 89 and 289 respectively. Written reviews point the same way: 38% of Cosmic Eye's written reviews are positive against 97% of Univerzoom 3D's.

Cosmic Eye ships an update every 6 weeks, Univerzoom 3D every 2 months. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Cosmic Eye | Univerzoom 3D |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| Rating | [2.9 (89 ratings)](https://appshunter.io/ios/app/cosmic-eye/id519994935/reviews) | **[4.8 (289 ratings)](https://appshunter.io/ios/app/univerzoom-3d-explore-scale/id1552648156/reviews)** |
| Number of ratings | 89 | **289** |
| Positive reviews | 38.2% of reviews | **97.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | — | **#141** |
| Size | 42 MB | 255 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Danail Obreschkow](https://appshunter.io/developer/448923432) | [Linda Schnetzinger](https://appshunter.io/developer/1479825448) |

## 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


### Univerzoom 3D

[App page](https://appshunter.io/ios/app/univerzoom-3d-explore-scale/id1552648156)

**Currently charting:** #141 Top Paid · Education (US App Store)

Explore the vastness of the universe and the intricacies of the microcosmos with intuitive touch controls. Compare celestial bodies, everyday objects, and subatomic particles to grasp their true scale. Discover fascinating facts and learn about the cosmos and beyond.

**Highlights:** Intuitive gesture-based scaling, Explore universe to atomic levels, Compare sizes of diverse objects, Learn facts about celestial bodies, Text-to-Speech for facts, External resource links

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cosmic Eye free?

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

### Is Univerzoom 3D free?

Univerzoom 3D costs $2.99, with no in-app purchases.

### Which has better reviews, Cosmic Eye or Univerzoom 3D?

Univerzoom 3D is rated higher. Cosmic Eye averages 2.9 out of 5 from 89 ratings, while Univerzoom 3D averages 4.8 from 289 ratings.

### Do Cosmic Eye or Univerzoom 3D have ads?

Neither Cosmic Eye nor Univerzoom 3D shows ads.

### Which is updated more often, Cosmic Eye or Univerzoom 3D?

Cosmic Eye ships an update every 6 weeks, and Univerzoom 3D every 2 months. Most recently, Cosmic Eye was updated on October 29, 2026 and Univerzoom 3D on October 27, 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.*