# goREACT vs U.S. Army STARS Elements

The clearest difference is review sentiment: U.S. Army STARS Elements at 100% against goREACT's 18%. U.S. Army STARS Elements also leads on rating (4.7 vs 2.2). goREACT's advantage is ratings volume (96 vs 18) and iOS requirement (8.0 vs 11.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

U.S. Army STARS Elements holds the better App Store score, 4.7 against 2.2. That said, the two scores are not equally well evidenced: goREACT has 96 ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 18% of goREACT's written reviews are positive against 100% of U.S. Army STARS Elements's.

goREACT ships an update every 4 months, U.S. Army STARS Elements every 8 months. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | goREACT | U.S. Army STARS Elements |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.2 (96 ratings)](https://appshunter.io/ios/app/goreact/id649585694/reviews) | **[4.7 (18 ratings)](https://appshunter.io/ios/app/us-army-stars-elements/id1103901837/reviews)** |
| Number of ratings | **96** | 18 |
| Positive reviews | 18.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 8 months |
| Monetization | Free | Free |
| Size | 46 MB | 213 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Museum of Science and Industry, Chicago](https://appshunter.io/developer/501539528) | [Army Game Studio](https://appshunter.io/developer/540858534) |

## What reviewers say

### goREACT

[App page](https://appshunter.io/ios/app/goreact/id649585694)

Explore chemistry by virtually mixing elements to create hundreds of reactions. Discover element properties, view molecules, and follow guided experiments. Educational resources are also available.

**Highlights:** Nearly 300 virtual chemical reactions, Drag-and-drop element mixing, Molecule visualization with images/videos, Interactive Periodic Table with facts, Guided and free play modes, Themed reaction menus

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- ✨ Informative and engaging
- 👍 Simple interface
- 💡 Creative and educational concept
- 🔬 Useful for learning science
- 🤩 Used to be awesome

**What reviewers complain about**

- ⚫ Persistent black screen issue
- ⏳ Extremely long load times
- ❌ App doesn't work
- 🗑️ Garbage application
- 📉 Broken after updates

**Reported bugs**

- Black screen on launch
- App won't load
- App crashes on opening
- Information pop-up too short
- Wrong atomic symbol for Terbium

**Requested features**

- Display reaction on the same page
- Include organic reactions
- Allow multiple elements to be moved at once
- Add better instructions
- Add history feature


### U.S. Army STARS Elements

[App page](https://appshunter.io/ios/app/us-army-stars-elements/id1103901837)

Explore the world of chemistry with interactive tools to build atoms, learn chemical bonds, and discover elements. Test your knowledge with engaging challenges designed for students, teachers, and enthusiasts.

**Highlights:** Atom Builder, SmashBond game, Interactive Periodic Table, STARS Challenge quiz, 3D atom construction, Bohr's model visualization

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is goREACT free?

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

### Is U.S. Army STARS Elements free?

U.S. Army STARS Elements is free to download, with no in-app purchases.

### Which has better reviews, goREACT or U.S. Army STARS Elements?

U.S. Army STARS Elements is rated higher. goREACT averages 2.2 out of 5 from 96 ratings, while U.S. Army STARS Elements averages 4.7 from 18 ratings.

### Do goREACT or U.S. Army STARS Elements have ads?

Neither goREACT nor U.S. Army STARS Elements shows ads.

### Which is updated more often, goREACT or U.S. Army STARS Elements?

goREACT ships an update every 4 months, and U.S. Army STARS Elements every 8 months. Most recently, goREACT was updated on October 16, 2026 and U.S. Army STARS Elements on October 11, 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.*