# Elementium vs Happy Atoms

The clearest difference is rating: Elementium at 4.6 against Happy Atoms's 4.0. Elementium also leads on ratings volume (602 vs 145). Happy Atoms's advantage is in-app purchases (none vs 9) and update cadence (weekly vs every 3 weeks). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Elementium sells 9 in-app purchases, starting at $1.99 per month. Happy Atoms asks for nothing beyond the download.

Elementium holds the better App Store score, 4.6 against 4.0. Both are backed by a comparable volume of ratings — 602 and 145 respectively. Written reviews complicate that: 75% of Elementium's written reviews are positive against 76% of Happy Atoms's, so the app with the better star average is not the one people write more warmly about.

Elementium ships an update every 3 weeks, Happy Atoms weekly. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Elementium | Happy Atoms |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (602 ratings)](https://appshunter.io/ios/app/elementium/id892123825/reviews)** | [4.0 (145 ratings)](https://appshunter.io/ios/app/happy-atoms/id1160336637/reviews) |
| Number of ratings | **602** | 145 |
| Positive reviews | 75.0% of reviews | **76.4% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Freemium | **Free** |
| Size | 752 MB | 746 MB |
| Requires iOS | 16.1 | **10.0** |
| Devices | iPhone, iPad, Apple TV | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Samuel Spencer](https://appshunter.io/developer/1128165856) | [Schell Games](https://appshunter.io/developer/385531322) |

## What reviewers say

### 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


### Happy Atoms

[App page](https://appshunter.io/ios/app/happy-atoms/id1160336637)

This interactive tool combines a physical modeling set with a digital app to teach chemistry concepts. It allows users to explore molecules hands-on, understand bonding forces, and discover relationships between molecular structure and properties. Designed to make chemistry more engaging and accessible for students.

**Highlights:** Physical and digital interactive learning, Hands-on molecule discovery, Explore bonding forces, Experiment with element combinations, Understand molecular structure and properties

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💡 Educational and fun
- 👍 Highly recommended
- 🤩 Amazing game
- 💯 10/10 rating
- ✨ Interactive learning

**What reviewers complain about**

- 🐛 Bugs and glitches
- 🤔 Some elements missing
- 🤷‍♀️ Repetitive gameplay
- 😠 Atom limitation
- 😵 Confusing at times

**Reported bugs**

- Bugs with specific compounds (Syn-propanethial-s-oxide, gamma-aminobutryic acid)
- N 4 is weird, has nothing on it
- Robot covers the whole screen
- Camera gets the atom wrong (though manual correction exists)
- Atom limitation

**Requested features**

- Include iron atom
- Expansion set for atom limitation
- Make atom detector smaller
- Add more atoms (e.g., Boron, Aluminum, noble gases)
- Add more quests


## Frequently asked questions

### Is Elementium free?

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

### Is Happy Atoms free?

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

### Which has better reviews, Elementium or Happy Atoms?

Elementium is rated higher. Elementium averages 4.6 out of 5 from 602 ratings, while Happy Atoms averages 4.0 from 145 ratings.

### Do Elementium or Happy Atoms have ads?

Neither Elementium nor Happy Atoms shows ads.

### Which is updated more often, Elementium or Happy Atoms?

Elementium ships an update every 3 weeks, and Happy Atoms weekly. Most recently, Elementium was updated on October 24, 2026 and Happy Atoms on October 21, 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.*