# Weather by Tinybop vs WEHI AR Molecules

The clearest difference is review sentiment: WEHI AR Molecules at 100% against Weather by Tinybop's 45%. WEHI AR Molecules also leads on price (Free vs $2.99). Weather by Tinybop's advantage is ratings volume (50 vs 1) and rating (4.2 vs 4.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

WEHI AR Molecules is free to download; Weather by Tinybop costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Weather by Tinybop holds the better App Store score, 4.2 against 4.0. That said, the two scores are not equally well evidenced: Weather by Tinybop has 50 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 45% of Weather by Tinybop's written reviews are positive against 100% of WEHI AR Molecules's, so the app with the better star average is not the one people write more warmly about.

Weather by Tinybop ships an update every 8 months, WEHI AR Molecules every 10 months. The most recent releases landed on November 6, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Weather by Tinybop | WEHI AR Molecules |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.2 (50 ratings)](https://appshunter.io/ios/app/weather-by-tinybop/id1076985045/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/wehi-ar-molecules/id1528666439/reviews) |
| Number of ratings | **50** | 1 |
| Positive reviews | 44.8% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 10 months |
| Monetization | Paid | **Free** |
| Size | 222 MB | 275 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) | [The Walter and Eliza Hall Institute of Medical Research](https://appshunter.io/developer/1510690090) |

## What reviewers say

### Weather by Tinybop

[App page](https://appshunter.io/ios/app/weather-by-tinybop/id1076985045)

Explore the science of weather through interactive models. Kids can experiment with rain, snow, thunderstorms, and extreme weather phenomena. Learn about atmospheric forces, molecules, and weather patterns in a fun, engaging way.

**Highlights:** Interactive weather scenes, Explore heat, water, and air elements, Study molecules and particles, Experiment with extreme weather, Create hurricanes and tornados, Jump inside a cloud, Learn vocabulary in 40+ languages

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Beautiful art and design
- 💡 Interactive and educational
- 👨‍👩‍👧‍👦 Kids love it
- 🎨 Creative cloud drawing feature
- 🌪️ Fun tornado simulation

**What reviewers complain about**

- 🐛 Crashes frequently
- ❌ App does not open
- 🔇 No sound issues
- 📉 Low educational value for some
- 🤔 Confusing UI

**Reported bugs**

- App crashes on startup
- App does not open
- App crashes when creating new scenes
- No sound
- App crashes when trying to access account

**Requested features**

- More locations on the map
- More types of weather
- Different weather in different locations (beach, mountains)
- Save recent game option
- More detailed explanations of weather phenomena


### WEHI AR Molecules

[App page](https://appshunter.io/ios/app/wehi-ar-molecules/id1528666439)

Explore animated 3D molecules like ATP Synthase using augmented reality. Point your device's camera at a flat surface, select a molecule, and place it in your environment for interactive viewing.

**Highlights:** Augmented reality molecule viewing, Animated 3D molecule simulations, ATP Synthase and other molecules, Surface detection for placement, Interactive molecule placement

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Weather by Tinybop free?

Weather by Tinybop costs $2.99, with no in-app purchases.

### Is WEHI AR Molecules free?

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

### Which has better reviews, Weather by Tinybop or WEHI AR Molecules?

Weather by Tinybop is rated higher. Weather by Tinybop averages 4.2 out of 5 from 50 ratings, while WEHI AR Molecules averages 4.0 from 1 ratings.

### Do Weather by Tinybop or WEHI AR Molecules have ads?

Neither Weather by Tinybop nor WEHI AR Molecules shows ads.

### Which is updated more often, Weather by Tinybop or WEHI AR Molecules?

Weather by Tinybop ships an update every 8 months, and WEHI AR Molecules every 10 months. Most recently, Weather by Tinybop was updated on November 6, 2026 and WEHI AR Molecules on October 29, 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.*