# iORA vs Cygnus World School

The clearest difference is review sentiment: iORA at 100% against Cygnus World School's 0%. iORA also leads on update cadence (every 2 months vs every 21 months) and iOS requirement (14.3 vs 17.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

iORA ships an update every 2 months, Cygnus World School every 21 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | iORA | Cygnus World School |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (12 ratings)](https://appshunter.io/ios/app/iora-reaction-visualizer/id1609524913/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 21 months |
| Monetization | Free | Free |
| Size | 40 MB | 6 MB |
| Requires iOS | **14.3** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Ess](https://appshunter.io/developer/1609524915) | [Pixeta App Lab](https://appshunter.io/developer/992021365) |

## What reviewers say

### 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


### Cygnus World School

[App page](https://appshunter.io/ios/app/cygnus-world-school/id6445963504)

This application provides parents with access to school information, their child's academic records, and important messages from the institution. Parents can view attendance, exam results, fee details, and learning materials after registering with their school-provided mobile number.

**Highlights:** School public information, Child's personal records, Time table and attendance tracking, Exam results and fee payment details, Access to learning materials, School messages

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iORA free?

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

### Is Cygnus World School free?

Cygnus World School is free to download, with no in-app purchases.

### Do iORA or Cygnus World School have ads?

Neither iORA nor Cygnus World School shows ads.

### Which is updated more often, iORA or Cygnus World School?

iORA ships an update every 2 months, and Cygnus World School every 21 months. Most recently, iORA was updated on November 3, 2026 and Cygnus World School on November 3, 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.*