# Waltzing Atoms vs iORA

The clearest difference is review sentiment: iORA at 100% against Waltzing Atoms's 50%. iORA also leads on rating (5.0 vs 2.5) and ratings volume (12 vs 2). Waltzing Atoms's advantage is iOS requirement (12.0 vs 14.3). 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.

iORA holds the better App Store score, 5.0 against 2.5. That said, the two scores are not equally well evidenced: iORA has 12 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 50% of Waltzing Atoms's written reviews are positive against 100% of iORA's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Waltzing Atoms | iORA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (2 ratings)](https://appshunter.io/ios/app/waltzing-atoms/id1033578827/reviews) | **[5.0 (12 ratings)](https://appshunter.io/ios/app/iora-reaction-visualizer/id1609524913/reviews)** |
| Number of ratings | 2 | **12** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 159 MB | 40 MB |
| Requires iOS | **12.0** | 14.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [3DataX GmbH & Co KG](https://appshunter.io/developer/1007172765) | [Daniel Ess](https://appshunter.io/developer/1609524915) |

## What reviewers say

### Waltzing Atoms

[App page](https://appshunter.io/ios/app/waltzing-atoms/id1033578827)

Explore the molecular world of chemistry through interactive exercises and animated 3D reactions. Solve puzzles to understand chemical structures and reactions, discovering chemistry facts along the way. This app is designed for students to learn chemistry playfully.

**Highlights:** Animated 3D chemical reactions, Interactive exercises, Molecule and crystal completion, Chemistry facts discovery, Student and educator connection

**Features:** macOS Compatibility

**In-app purchases:** none


### iORA

[App page](https://appshunter.io/ios/app/iora-reaction-visualizer/id1609524913)

Visualize chemical reactions in 3D using quantum-mechanical simulations. This free, interactive application makes complex chemistry concepts accessible and engaging for learners.

**Highlights:** 3D chemical reaction visualization, Quantum-mechanical simulations, Interactive learning, Easy to use interface, Educational tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Waltzing Atoms free?

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

### Is iORA free?

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

### Which has better reviews, Waltzing Atoms or iORA?

iORA is rated higher. Waltzing Atoms averages 2.5 out of 5 from 2 ratings, while iORA averages 5.0 from 12 ratings.

### Do Waltzing Atoms or iORA have ads?

Neither Waltzing Atoms nor iORA shows ads.

### Which is updated more often, Waltzing Atoms or iORA?

Waltzing Atoms ships an update every 2 months, and iORA every 2 months. Most recently, Waltzing Atoms was updated on October 7, 2026 and iORA on October 9, 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.*