# Nuclear vs Elementium

The clearest difference is rating: Elementium at 4.6 against Nuclear's 4.2. Elementium also leads on update cadence (every 3 weeks vs every 3 months). Nuclear's advantage is iOS requirement (7.0 vs 16.1). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Nuclear sells 3 one-off in-app purchases and Elementium sells 9 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Elementium holds the better App Store score, 4.6 against 4.2. Both are backed by a comparable volume of ratings — 302 and 576 respectively. Written reviews point the same way: 69% of Nuclear's written reviews are positive against 75% of Elementium's.

Nuclear ships an update every 3 months, Elementium every 3 weeks. Both last shipped on October 12, 2026.

## The numbers

| Metric | Nuclear | Elementium |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (302 ratings)](https://appshunter.io/ios/app/nuclear/id509546625/reviews) | **[4.6 (576 ratings)](https://appshunter.io/ios/app/elementium/id892123825/reviews)** |
| Number of ratings | 302 | **576** |
| Positive reviews | 69.5% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 55 MB | 752 MB |
| Requires iOS | **7.0** | 16.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple TV |
| Age rating | 4+ | 4+ |
| Developer | [ESCAPE VELOCITY LIMITED](https://appshunter.io/developer/331526972) | [Samuel Spencer](https://appshunter.io/developer/1128165856) |

## What reviewers say

### Nuclear

[App page](https://appshunter.io/ios/app/nuclear/id509546625)

Explore the quantum world and learn about chemical elements by building atoms. This app visually models interactive atoms, allowing you to add or subtract subatomic particles to construct stable elements and unlock them on the periodic table.

**Highlights:** Interactive 3D atom visualization, Build chemical elements by adding/subtracting particles, Unlock elements on the periodic table, Explore atomic decay of isotopes, Learn about matter at the atomic scale

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Build All Elements | $2.99 | one-time |
| Discover Your Table | $2.99 | one-time |
| Discover All | $4.99 | one-time |

**What reviewers like**

- 🚀 Awesome visuals
- 🔍 Great learning tool
- 👍 Fun and interactive
- 💡 Helpful for understanding atoms

**What reviewers complain about**

- 🐛 Bugs and glitches
- 💰 Paywall for full access
- 🔒 Locked features
- 🤔 Inaccurate decay/reaction modeling

**Reported bugs**

- Can't exit element discovery screen
- Proton cap prevents reaching higher elements
- Certain elements cannot be created
- Crashes when trying to add particles to Ununoctium

**Requested features**

- Expand decay modes (alpha, beta, etc.)
- Add ability to create molecules
- Improve stability/decay simulation
- Add more explanations and tutorials


### Elementium

[App page](https://appshunter.io/ios/app/elementium/id892123825)

Access comprehensive information on every element of the periodic table. Explore detailed data, visualize trends, and utilize a built-in solubility calculator. Perfect for students and professionals needing quick, accurate chemical data.

**Highlights:** Detailed element information, Interactive periodic table, Dynamic filtering and trend visualization, Solubility calculator, Element image library, Bohr model visualizations, Home screen widgets

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ION, 1 month | $1.99 | per month |
| ION, 3 Months | $3.99 | per 3 months |
| ION, 6 months | $5.99 | per 6 months |
| ION, 1 year | $9.99 | per year |
| Export Data | $0.99 | one-time |
| Bohr Models | $1.99 | one-time |
| Advanced Sorting | $2.99 | one-time |
| Visual Elements | $3.99 | one-time |
| Advanced Tools | $4.99 | one-time |

**What reviewers like**

- 👍 User-friendly and intuitive interface
- 📚 Comprehensive element information and data
- 🎨 Beautiful, clean, and visually appealing design
- 🔗 Helpful Wikipedia and external resource links
- 📖 Excellent for educational purposes and studying

**What reviewers complain about**

- 💰 Expensive subscription model for premium features
- 🔐 Paywall blocking key features and element images
- 📺 Intrusive ads and purchase prompts on startup
- 🎨 Poor color contrast on metalloid background text
- 📱 Crashes on older devices (iPhone 6G iPod Touch, iPhone XS Max)

**Reported bugs**

- App crashes on startup and when tapping elements
- Crashes on older iOS devices and iPod Touch
- Molar mass not visible in iPhone landscape orientation
- Intrusive purchase prompt that's difficult to dismiss
- Rating request spam appearing too early in user experience

**Requested features**

- Element images and visual representations
- One-time purchase option instead of subscription
- Zoom out to view entire periodic table at once
- Better display of molar mass on iPhone in landscape mode
- More detailed information and content


## Frequently asked questions

### Is Nuclear free?

Nuclear is free to download, with in-app purchases available.

### Is Elementium free?

Elementium is free to download, with in-app purchases available.

### Which has better reviews, Nuclear or Elementium?

Elementium is rated higher. Nuclear averages 4.2 out of 5 from 302 ratings, while Elementium averages 4.6 from 576 ratings.

### Do Nuclear or Elementium have ads?

Neither Nuclear nor Elementium shows ads.

### Which is updated more often, Nuclear or Elementium?

Nuclear ships an update every 3 months, and Elementium every 3 weeks. Most recently, Nuclear was updated on October 12, 2026 and Elementium on October 12, 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.*