CycleChem vs iORA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CycleChem
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Whether you are a student or a young professional, CycleChem allows you to memorize chemical structures and names while having fun. CycleChem has three sections for you to explore: QuickLearn: Feel free to swipe through the list of heterocycles on the go, to quickly learn. You can choose to hide the structure or the name to test yourself. Games: Choose between no less than six games and challenge your knowledge. Change the number of questions and collect rewards. List: Scroll through the list of heterocyclic compounds and filter them according to multiple criteria.
iORA
Visualize chemical reactions in 3D using quantum-mechanical simulations. This free, interactive application makes complex chemistry concepts accessible and engaging for learners.
- 3D chemical reaction visualization
- Quantum-mechanical simulations
- Interactive learning
- Easy to use interface
- Educational tool
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iORA is a free, easy to use, highly interactive smartphone application that provides 3D visualization of chemical reactions based on quantum-mechanical simulations.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | CycleChem | iORA |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (12 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 12 — better |
| Update frequency | Every 6 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 14.3 — better |
| Further details — not scored | ||
| Size | 8 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Eric ORDONNEAU | Daniel Ess |
In-app purchases
CycleChem
- Unlock all games$0.99
iORA
No in-app purchases
