# Cloud Technology Collection vs Atomizer AR

The clearest difference is update cadence: Atomizer AR at every 2 weeks against Cloud Technology Collection's every 5 months. Atomizer AR also leads on device support (6 vs 3). Cloud Technology Collection's advantage is iOS requirement (12.0 vs 15.2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Cloud Technology Collection sells 5 one-off in-app purchases and Atomizer AR sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Cloud Technology Collection ships an update every 5 months, Atomizer AR every 2 weeks. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Cloud Technology Collection | Atomizer AR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (3 ratings)](https://appshunter.io/ios/app/atomizer-ar-quantum-chemistry/id6449015706/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 94 MB | 137 MB |
| Requires iOS | **12.0** | 15.2 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac, Apple Watch, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [uCertify.com](https://appshunter.io/developer/1130631061) | [Wonmo Seong](https://appshunter.io/developer/1625011193) |

## What reviewers say

### Cloud Technology Collection

[App page](https://appshunter.io/ios/app/cloud-technology-collection/id1618904575)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Certified Cloud Security Pro | $49.99 | one-time |
| Microsoft 365 Fundamentals | $49.99 | one-time |
| CompTIA Cloud Essentials+ | $49.99 | one-time |
| Azure Fundamentals (AZ-900) | $49.99 | one-time |
| Mastering VMware vSphere 6.7 | $49.99 | one-time |


### Atomizer AR

[App page](https://appshunter.io/ios/app/atomizer-ar-quantum-chemistry/id6449015706)

Explore the quantum world with interactive 3D models of atoms and molecules in augmented reality. Visualize atomic and molecular orbitals, and sketch organic compounds to instantly generate their nomenclature.

**Highlights:** 3D atomic and molecular orbital visualization, Augmented reality integration, Hartree-Fock computational method for MOs, Sketch organic compounds, Automatic SMILES and IUPAC nomenclature generation

**Features:** Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Californium Pass | $1.99 | per month |
| Californium Pass | $2.99 | per month |
| Einsteinium Pass | $3.99 | per year |
| Einsteinium Pass | $6.99 | per month |


## Frequently asked questions

### Is Cloud Technology Collection free?

Cloud Technology Collection is free to download, with in-app purchases available.

### Is Atomizer AR free?

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

### Do Cloud Technology Collection or Atomizer AR have ads?

Neither Cloud Technology Collection nor Atomizer AR shows ads.

### Which is updated more often, Cloud Technology Collection or Atomizer AR?

Cloud Technology Collection ships an update every 5 months, and Atomizer AR every 2 weeks. Most recently, Cloud Technology Collection was updated on October 13, 2026 and Atomizer AR on October 24, 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.*