# The Human Body by Tinybop vs Thinkrolls Space

The clearest difference is in-app purchases: Thinkrolls Space at none against The Human Body by Tinybop's 2. Thinkrolls Space also leads on rating (4.6 vs 4.2) and review sentiment (93% vs 67%). The Human Body by Tinybop's advantage is chart position (#149 vs unranked) and price ($3.99 vs $5.99). On update cadence, ads and device support there is nothing between them.

The Human Body by Tinybop costs $3.99 and Thinkrolls Space $5.99 up front. The Human Body by Tinybop sells 2 one-off in-app purchases. Thinkrolls Space asks for nothing beyond the download.

Thinkrolls Space holds the better App Store score, 4.6 against 4.2. That said, the two scores are not equally well evidenced: Thinkrolls Space has 3.4K ratings behind it against 401, so its average is the more settled of the two. Written reviews point the same way: 67% of The Human Body by Tinybop's written reviews are positive against 93% of Thinkrolls Space's.

The Human Body by Tinybop ships an update every 5 months, Thinkrolls Space every 8 months. Both last shipped on October 26, 2026.

## The numbers

| Metric | The Human Body by Tinybop | Thinkrolls Space |
| --- | --- | --- |
| Price | **$3.99** | $5.99 |
| Rating | [4.2 (401 ratings)](https://appshunter.io/ios/app/the-human-body-by-tinybop/id682046579/reviews) | **[4.6 (3.4K ratings)](https://appshunter.io/ios/app/thinkrolls-space/id1458751834/reviews)** |
| Number of ratings | 401 | **3.4K** |
| Positive reviews | 67.0% of reviews | **92.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 8 months |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | **#149** | — |
| Size | 125 MB | 174 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tinybop Inc.](https://appshunter.io/developer/682046582) | [AVOKIDDO](https://appshunter.io/developer/1137946176) |

## What reviewers say

### The Human Body by Tinybop

[App page](https://appshunter.io/ios/app/the-human-body-by-tinybop/id682046579)

**Currently charting:** #149 Top Paid · Education (US App Store)

Explore the human body through interactive models of its systems. Discover how the heart beats, lungs breathe, and more. This app is designed for children and adults to foster foundational science literacy through engaging exploration.

**Highlights:** Explore 8 interactive body systems, Detailed interactive models of organs, Simulate body functions, Learn vocabulary in 50+ languages, Kid-friendly design with avatars, Expert-reviewed handbook included

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The Urogenital System | $0.99 | one-time |
| The Immune System | $0.99 | one-time |

**What reviewers like**

- 🚀 Visually appealing
- 👍 Interactive and engaging
- 🧠 Helps kids learn about the body
- 🎓 Educational and informative

**What reviewers complain about**

- 🐛 Crashes frequently
- 🤔 Confusing navigation and UI
- 💰 Expensive for limited content
- 🔇 Lack of audio/voice instructions

**Reported bugs**

- Inability to restore in-app purchases
- Compatibility issues with newer iOS versions
- Freezing and crashing on certain actions

**Requested features**

- Add more body systems (e.g. endocrine, lymphatic)
- Include pronunciations of body part names
- Provide more detailed explanations of processes
- Allow customization of the human model


### Thinkrolls Space

[App page](https://appshunter.io/ios/app/thinkrolls-space/id1458751834)

Embark on an interstellar adventure with this child-friendly puzzle game. Guide colorful characters through over 200 unique mazes across seven planets, using logic and physics to overcome obstacles and unlock new alien companions.

**Highlights:** Over 200 logic and physics puzzles, Seven unique themed planets, 24 collectible alien characters, Two difficulty modes, Unlimited penalty-free retries, Enhances logic and problem-solving skills

**In-app purchases:** none

**What reviewers like**

- 👍 Fun and engaging
- 💡 Challenges the brain
- 👍 Cute and creative characters
- 👍 No ads or in-app purchases
- 👍 Suitable for all ages

**What reviewers complain about**

- 🐛 Occasional glitches or crashes
- 🔑 Levels can be frustratingly difficult
- 🤔 Needs more content/levels

**Reported bugs**

- Stuck on certain levels
- Compatibility issues on older devices

**Requested features**

- More planets and levels
- Easier difficulty options
- Ability to reset progress


## Frequently asked questions

### Is The Human Body by Tinybop free?

The Human Body by Tinybop costs $3.99, and also offers in-app purchases.

### Is Thinkrolls Space free?

Thinkrolls Space costs $5.99, with no in-app purchases.

### Which has better reviews, The Human Body by Tinybop or Thinkrolls Space?

Thinkrolls Space is rated higher. The Human Body by Tinybop averages 4.2 out of 5 from 401 ratings, while Thinkrolls Space averages 4.6 from 3.4K ratings.

### Do The Human Body by Tinybop or Thinkrolls Space have ads?

Neither The Human Body by Tinybop nor Thinkrolls Space shows ads.

### Which is updated more often, The Human Body by Tinybop or Thinkrolls Space?

The Human Body by Tinybop ships an update every 5 months, and Thinkrolls Space every 8 months. Most recently, The Human Body by Tinybop was updated on October 26, 2026 and Thinkrolls Space on October 26, 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.*