# [Official] CH.ATOMY vs SCAI Security

The clearest difference is update cadence: [Official] CH.ATOMY at every 3 weeks against SCAI Security's every 2 months. [Official] CH.ATOMY also leads on iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

[Official] CH.ATOMY ships an update every 3 weeks, SCAI Security every 2 months. The most recent releases landed on October 18, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | [Official] CH.ATOMY | SCAI Security |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/official-chatomy/id6743142017/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 6 MB | 42 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Atomy.co..Ltd](https://appshunter.io/developer/539406064) | [SC AI COMPANY LIMITED](https://appshunter.io/developer/1833831959) |

## What reviewers say

### [Official] CH.ATOMY

[App page](https://appshunter.io/ios/app/official-chatomy/id6743142017)

This business application offers a comprehensive resource for individuals interested in the Atomy business. Access essential content for business growth, company and product information, success stories, news, and global business updates.

**Highlights:** Academy content for business growth, Company and product introductions, Member success stories, Live promotion ceremony streams, Atomy news and press releases, Global business insights

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

**In-app purchases:** none


### SCAI Security

[App page](https://appshunter.io/ios/app/scai-security/id6758763092)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is [Official] CH.ATOMY free?

[Official] CH.ATOMY is free to download, with no in-app purchases.

### Is SCAI Security free?

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

### Do [Official] CH.ATOMY or SCAI Security have ads?

Neither [Official] CH.ATOMY nor SCAI Security shows ads.

### Which is updated more often, [Official] CH.ATOMY or SCAI Security?

[Official] CH.ATOMY ships an update every 3 weeks, and SCAI Security every 2 months. Most recently, [Official] CH.ATOMY was updated on October 18, 2026 and SCAI Security on October 5, 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.*