# Notice System vs ELEMENTS Hong Kong

The clearest difference is update cadence: ELEMENTS Hong Kong at every 3 weeks against Notice System's every 12 months. Notice System's advantage is iOS requirement (13.0 vs 15.5). 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.

Notice System ships an update every 12 months, ELEMENTS Hong Kong every 3 weeks. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Notice System | ELEMENTS Hong Kong |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Size | 78 MB | 134 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [e-Smart System](https://appshunter.io/developer/1382513704) | [MTR Corporation Limited](https://appshunter.io/developer/369295279) |

## What reviewers say

### Notice System

[App page](https://appshunter.io/ios/app/notice-system/id867454114)

**Features:** macOS Compatibility

**In-app purchases:** none


### ELEMENTS Hong Kong

[App page](https://appshunter.io/ios/app/elements-hong-kong/id6751031170)

**In-app purchases:** none


## Frequently asked questions

### Is Notice System free?

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

### Is ELEMENTS Hong Kong free?

ELEMENTS Hong Kong is free to download, with no in-app purchases.

### Do Notice System or ELEMENTS Hong Kong have ads?

Neither Notice System nor ELEMENTS Hong Kong shows ads.

### Which is updated more often, Notice System or ELEMENTS Hong Kong?

Notice System ships an update every 12 months, and ELEMENTS Hong Kong every 3 weeks. Most recently, Notice System was updated on October 26, 2026 and ELEMENTS Hong Kong on October 25, 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.*