# Molecules vs Cell World

The clearest difference is price: Molecules at Free against Cell World's $0.99. Molecules also leads on update cadence (every 2 months vs every 18 months) and ratings volume (166 vs 9). Cell World's advantage is rating (4.6 vs 3.6) and review sentiment (94% vs 65%). On ads, in-app purchases and device support there is nothing between them.

Molecules is free to download; Cell World costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Cell World holds the better App Store score, 4.6 against 3.6. That said, the two scores are not equally well evidenced: Molecules has 166 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 65% of Molecules's written reviews are positive against 94% of Cell World's.

Molecules ships an update every 2 months, Cell World every 18 months. The most recent releases landed on August 5, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Molecules | Cell World |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [3.6 (166 ratings)](https://appshunter.io/ios/app/molecules/id284943090/reviews) | **[4.6 (9 ratings)](https://appshunter.io/ios/app/cell-world/id873302906/reviews)** |
| Number of ratings | **166** | 9 |
| Positive reviews | 65.5% of reviews | **94.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 18 months |
| Monetization | **Free** | Paid |
| Size | 3 MB | 84 MB |
| Requires iOS | 16.0 | **6.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sunset Lake Software](https://appshunter.io/developer/284943093) | [Virtual Immersive Educational Worlds, Inc.](https://appshunter.io/developer/873302909) |

## What reviewers say

### Molecules

[App page](https://appshunter.io/ios/app/molecules/id284943090)

Explore and interact with 3D molecular models on your device. Rotate, zoom, and pan structures using intuitive touch gestures. Visualize molecules in different modes and load custom structures from various sources.

**Highlights:** 3D molecule rendering, Finger-based manipulation (rotate, zoom, pan), Ball-and-stick visualization, Spacefilling visualization, Load custom molecular structures, File sharing and iCloud import

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and responsive
- 👍 Useful for visualizing molecules
- 👍 Great for teaching chemistry
- 👍 Excellent for biochemistry students

**What reviewers complain about**

- 🐛 Crashes when downloading new molecules
- 🐛 Compatibility issues with newer iOS devices
- 🐛 Limited functionality, missing key features
- 🔍 Difficult to find common molecules
- 💡 Needs more view options (ribbon, surface, etc.)

**Reported bugs**

- Crashes when switching between views
- Molecules disappear after reopening the app
- Search function is unreliable and limited
- Compatibility issues with newer iOS versions

**Requested features**

- Add ability to build and edit molecules
- Implement a color key for atom types
- Include more basic molecules (H2O, CO2, etc.)
- Allow sorting/organizing downloaded molecules
- Integrate with databases like PubChem and RCSB


### 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


## Frequently asked questions

### Is Molecules free?

Molecules is free to download, with no in-app purchases.

### Is Cell World free?

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

### Which has better reviews, Molecules or Cell World?

Cell World is rated higher. Molecules averages 3.6 out of 5 from 166 ratings, while Cell World averages 4.6 from 9 ratings.

### Do Molecules or Cell World have ads?

Neither Molecules nor Cell World shows ads.

### Which is updated more often, Molecules or Cell World?

Molecules ships an update every 2 months, and Cell World every 18 months. Most recently, Molecules was updated on August 5, 2026 and Cell World on September 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.*