# The Earth by Tinybop vs Univerzoom 3D

The clearest difference is review sentiment: Univerzoom 3D at 97% against The Earth by Tinybop's 45%. Univerzoom 3D also leads on rating (4.8 vs 4.3) and ratings volume (289 vs 81). The Earth by Tinybop's advantage is iOS requirement (9.0 vs 15.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

The Earth by Tinybop costs $3.99 and Univerzoom 3D $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Univerzoom 3D holds the better App Store score, 4.8 against 4.3. Both are backed by a comparable volume of ratings — 81 and 289 respectively. Written reviews point the same way: 45% of The Earth by Tinybop's written reviews are positive against 97% of Univerzoom 3D's.

The Earth by Tinybop ships an update every 3 months, Univerzoom 3D every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | The Earth by Tinybop | Univerzoom 3D |
| --- | --- | --- |
| Price | $3.99 | **$2.99** |
| Rating | [4.3 (81 ratings)](https://appshunter.io/ios/app/the-earth-by-tinybop/id1001247878/reviews) | **[4.8 (289 ratings)](https://appshunter.io/ios/app/univerzoom-3d-explore-scale/id1552648156/reviews)** |
| Number of ratings | 81 | **289** |
| Positive reviews | 45.5% of reviews | **97.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 400 MB | 255 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tinybop Inc.](https://appshunter.io/developer/682046582) | [Linda Schnetzinger](https://appshunter.io/developer/1479825448) |

## What reviewers say

### The Earth by Tinybop

[App page](https://appshunter.io/ios/app/the-earth-by-tinybop/id1001247878)

Explore geology and ecology with an interactive Earth model. Kids can simulate geological forces, witness landform creation, and learn about conservation through hands-on activities. Develop foundational science literacy through engaging STEM exploration.

**Highlights:** Interactive Earth model, Simulate geological forces, Explore Earth's layers, Shape landforms, Learn conservation, Discover fossils, Experiment with volcanoes

**Features:** macOS Compatibility, Game Controller support

**In-app purchases:** none

**What reviewers like**

- 🎨 Beautiful, detailed graphics and art style
- 🧠 Educational content about Earth's geology and natural processes
- 🎮 Interactive exploration mechanics with engaging animations
- 🌍 Comprehensive coverage of Earth science topics (volcanoes, earthquakes, layers, etc.)
- 👨‍👩‍👧‍👦 Appeals to wide age range from young children to teenagers

**What reviewers complain about**

- ❓ Lacks clear instructions and tutorials for navigation
- ⏱️ Limited content with quick completion time (5-30 minutes)
- 🐛 Frequent crashes and freezing issues
- 😕 Not intuitive for users to understand what to do
- 🎯 No clear objectives or goals provided

**Reported bugs**

- App crashes frequently on various iOS devices
- Screen freezes and becomes unresponsive
- Phone crashes to Apple logo on some devices
- Blank white screen on launch
- Incompatibility with iPhone 4 and older iOS versions

**Requested features**

- Tutorial or guided learning instructions for new users
- Ability to explore Earth's timeline and early stages properly
- Space exploration feature to complement Earth exploration
- More interactive structures and objects to manipulate
- Mariana Trench addition with marine life details


### Univerzoom 3D

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

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 The Earth by Tinybop free?

The Earth by Tinybop costs $3.99, with no in-app purchases.

### Is Univerzoom 3D free?

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

### Which has better reviews, The Earth by Tinybop or Univerzoom 3D?

Univerzoom 3D is rated higher. The Earth by Tinybop averages 4.3 out of 5 from 81 ratings, while Univerzoom 3D averages 4.8 from 289 ratings.

### Do The Earth by Tinybop or Univerzoom 3D have ads?

Neither The Earth by Tinybop nor Univerzoom 3D shows ads.

### Which is updated more often, The Earth by Tinybop or Univerzoom 3D?

The Earth by Tinybop ships an update every 3 months, and Univerzoom 3D every 2 months. Most recently, The Earth by Tinybop was updated on November 1, 2026 and Univerzoom 3D on November 3, 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.*