# Dam Safety vs NCX

The clearest difference is update cadence: NCX at every 12 months against Dam Safety's every 62 months. Dam Safety's advantage is iOS requirement (8.0 vs 13.0). 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.

Dam Safety ships an update every 62 months, NCX every 12 months. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Dam Safety | NCX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 62 months | **Every 12 months** |
| Size | 4 MB | 29 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Electricity Generating Authority of Thailand](https://appshunter.io/developer/806608954) | [InfoQuest Limited](https://appshunter.io/developer/891581313) |

## What reviewers say

### Dam Safety

[App page](https://appshunter.io/ios/app/dam-safety/id1225446054)

**In-app purchases:** none


### NCX

[App page](https://appshunter.io/ios/app/ncx/id1634527367)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Dam Safety free?

Dam Safety is free to download, with no in-app purchases.

### Is NCX free?

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

### Do Dam Safety or NCX have ads?

Neither Dam Safety nor NCX shows ads.

### Which is updated more often, Dam Safety or NCX?

Dam Safety ships an update every 62 months, and NCX every 12 months. Most recently, Dam Safety was updated on October 26, 2026 and NCX on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*