# Cell World vs Biology Knowledge Quiz

Cell World and Biology Knowledge Quiz both sit at 4.6 stars, but that hides the real split: 94% of Cell World's written reviews are positive against 43% of Biology Knowledge Quiz's. Cell World also leads on in-app purchases (none vs 5) and ads (none vs shown). Biology Knowledge Quiz's advantage is price (Free vs $0.99) and update cadence (every 3 weeks vs every 18 months). On rating and device support there is nothing between them.

Biology Knowledge Quiz is free to download; Cell World costs $0.99 up front. Biology Knowledge Quiz sells 5 in-app purchases, starting at $3.99 per 7 days. Cell World asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Cell World against 4.7 for Biology Knowledge Quiz. That said, the two scores are not equally well evidenced: Biology Knowledge Quiz has 161 ratings behind it against 9, so its average is the more settled of the two. Written reviews are what separate them: 94% of Cell World's written reviews are positive against 43% of Biology Knowledge Quiz's.

Cell World ships an update every 18 months, Biology Knowledge Quiz every 3 weeks. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Cell World | Biology Knowledge Quiz |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.6 (9 ratings)](https://appshunter.io/ios/app/cell-world/id873302906/reviews) | **[4.7 (161 ratings)](https://appshunter.io/ios/app/biology-knowledge-quiz/id1164603071/reviews)** |
| Number of ratings | 9 | **161** |
| Positive reviews | **94.1% of reviews** | 42.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 18 months | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 84 MB | 130 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Virtual Immersive Educational Worlds, Inc.](https://appshunter.io/developer/873302909) | [Asad Shoaib](https://appshunter.io/developer/1142302870) |

## What reviewers say

### Cell World

[App page](https://appshunter.io/ios/app/cell-world/id873302906)

Explore the intricate world of a cell in an interactive, game-like experience. Navigate through the cytoplasm and discover the functions of various cell parts like the nucleus and mitochondria. This app offers an immersive journey into the microscopic elements that power the human body.

**Highlights:** Interactive cell exploration, Navigate cell parts, Discover organelle functions, Immersive microcosm experience, Educational gameplay

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

**In-app purchases:** none


### Biology Knowledge Quiz

[App page](https://appshunter.io/ios/app/biology-knowledge-quiz/id1164603071)

Test and improve your understanding of biology with comprehensive quizzes covering major fields. Engage in interactive gameplay with immediate feedback and compete with others globally. Ideal for students and lifelong learners seeking to deepen their biological knowledge.

**Highlights:** Comprehensive Biology Topics, Interactive Gameplay with Feedback, Multiplayer Mode, User-Friendly Design, Covers Cell Biology, Genetics, Ecology, and more

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro - No Ads & Unlock Topics | $3.99 | per 7 days |
| Pro - No Ads & Unlock Topics | $9.99 | per month |
| Pro - No Ads & Unlock Topics | $19.99 | per year |
| Reset Timer | $0.99 | one-time |
| Half Eliminator | $0.99 | one-time |


## Frequently asked questions

### Is Cell World free?

Cell World costs $0.99, with no in-app purchases.

### Is Biology Knowledge Quiz free?

Biology Knowledge Quiz is free to download, with in-app purchases available.

### Which has better reviews, Cell World or Biology Knowledge Quiz?

Biology Knowledge Quiz is rated higher. Cell World averages 4.6 out of 5 from 9 ratings, while Biology Knowledge Quiz averages 4.7 from 161 ratings.

### Do Cell World or Biology Knowledge Quiz have ads?

Biology Knowledge Quiz shows ads; Cell World does not.

### Which is updated more often, Cell World or Biology Knowledge Quiz?

Cell World ships an update every 18 months, and Biology Knowledge Quiz every 3 weeks. Most recently, Cell World was updated on November 1, 2026 and Biology Knowledge Quiz on November 2, 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.*