# KingDun vs Elotec IOT

The clearest difference is update cadence: KingDun at every 2 months against Elotec IOT's every 6 months. KingDun also leads on iOS requirement (8.0 vs 17.0). 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.

KingDun ships an update every 2 months, Elotec IOT every 6 months. The most recent releases landed on October 13, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | KingDun | Elotec IOT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Size | 50 MB | 63 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NINGBO KINGDUN ELECTRONIC INDUSTRY CO.,LTD](https://appshunter.io/developer/1237437976) | [Elotec AS](https://appshunter.io/developer/1062512358) |

## What reviewers say

### KingDun

[App page](https://appshunter.io/ios/app/kingdun/id1440977664)

**Features:** macOS Compatibility

**In-app purchases:** none


### Elotec IOT

[App page](https://appshunter.io/ios/app/elotec-iot/id1487809532)

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

**In-app purchases:** none


## Frequently asked questions

### Is KingDun free?

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

### Is Elotec IOT free?

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

### Do KingDun or Elotec IOT have ads?

Neither KingDun nor Elotec IOT shows ads.

### Which is updated more often, KingDun or Elotec IOT?

KingDun ships an update every 2 months, and Elotec IOT every 6 months. Most recently, KingDun was updated on October 13, 2026 and Elotec IOT on October 10, 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.*