# CycleChem vs iORA

The clearest difference is in-app purchases: iORA at none against CycleChem's 1. iORA also leads on update cadence (every 2 months vs every 6 months) and iOS requirement (14.3 vs 16.6). On price, ads and device support there is nothing between them.

Both are free to download. CycleChem sells 1 one-off in-app purchase. iORA asks for nothing beyond the download.

CycleChem ships an update every 6 months, iORA every 2 months. The most recent releases landed on September 6, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | CycleChem | iORA |
| --- | --- | --- |
| 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 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 8 MB | 40 MB |
| Requires iOS | 16.6 | **14.3** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Eric ORDONNEAU](https://appshunter.io/developer/1465804393) | [Daniel Ess](https://appshunter.io/developer/1609524915) |

## What reviewers say

### CycleChem

[App page](https://appshunter.io/ios/app/cyclechem/id1465804394)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all games | $0.99 | one-time |


### 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 CycleChem free?

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

### Is iORA free?

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

### Do CycleChem or iORA have ads?

Neither CycleChem nor iORA shows ads.

### Which is updated more often, CycleChem or iORA?

CycleChem ships an update every 6 months, and iORA every 2 months. Most recently, CycleChem was updated on September 6, 2026 and iORA on September 7, 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.*