# IoT RTU vs HT_IoT

The clearest difference is update cadence: IoT RTU at monthly against HT_IoT's every 9 months. 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.

IoT RTU ships an update monthly, HT_IoT every 9 months. The most recent releases landed on October 24, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | IoT RTU | HT_IoT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 9 months |
| Monetization | Free | — |
| Size | 8 MB | 42 MB |
| Requires iOS | 8.0 | 8.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [朝山 马](https://appshunter.io/developer/596304901) | [艳涛 何](https://appshunter.io/developer/1594290094) |

## What reviewers say

### IoT RTU

[App page](https://appshunter.io/ios/app/iot-rtu/id1268543236)

This app provides remote monitoring and control for industrial M2M and IoT devices. It utilizes cellular networks like GSM, GPRS, 3G, 4G, and NB-IoT for seamless communication.

**Highlights:** Remote monitoring, Industrial M2M control, IoT device management, Cellular network support, GSM, GPRS, 3G, 4G, NB-IoT compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


### HT_IoT

[App page](https://appshunter.io/ios/app/ht-iot/id1594424353)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IoT RTU free?

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

### Is HT_IoT free?

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

### Do IoT RTU or HT_IoT have ads?

Neither IoT RTU nor HT_IoT shows ads.

### Which is updated more often, IoT RTU or HT_IoT?

IoT RTU ships an update monthly, and HT_IoT every 9 months. Most recently, IoT RTU was updated on October 24, 2026 and HT_IoT on October 6, 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.*