# Tap OChem Lite vs CycleChem

The clearest difference is in-app purchases: Tap OChem Lite at none against CycleChem's 1. Tap OChem Lite also leads on iOS requirement (14.5 vs 16.6). On price, update cadence, ads and device support there is nothing between them.

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

Tap OChem Lite ships an update every 11 months, CycleChem every 6 months. The most recent releases landed on October 23, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Tap OChem Lite | CycleChem |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (21 ratings)](https://appshunter.io/ios/app/tap-ochem-lite/id763895340/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 6 months** |
| Monetization | Free | — |
| Size | 536 MB | 8 MB |
| Requires iOS | **14.5** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tap OChem, LLC](https://appshunter.io/developer/579861209) | [Eric ORDONNEAU](https://appshunter.io/developer/1465804393) |

## What reviewers say

### Tap OChem Lite

[App page](https://appshunter.io/ios/app/tap-ochem-lite/id763895340)

Visualize and understand key organic chemistry concepts, molecules, and reactions through high-quality animations. This app offers a taste of the full version, featuring common undergraduate organic chemistry topics with accompanying text descriptions and electron-pushing diagrams.

**Highlights:** Organic reaction animations, Key concept visualizations, Electron pushing diagrams, Text descriptions, Periodic table reference, Molecules in motion

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Tap OChem Lite free?

Tap OChem Lite is free to download, with no in-app purchases.

### Is CycleChem free?

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

### Do Tap OChem Lite or CycleChem have ads?

Neither Tap OChem Lite nor CycleChem shows ads.

### Which is updated more often, Tap OChem Lite or CycleChem?

Tap OChem Lite ships an update every 11 months, and CycleChem every 6 months. Most recently, Tap OChem Lite was updated on October 23, 2026 and CycleChem on October 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.*