# 귀뚜라미보일러 IoT 매니저 vs 시하스

The clearest difference is update cadence: 시하스 at every 3 weeks against 귀뚜라미보일러 IoT 매니저's every 4 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.

귀뚜라미보일러 IoT 매니저 ships an update every 4 months, 시하스 every 3 weeks. The most recent releases landed on October 19, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 귀뚜라미보일러 IoT 매니저 | 시하스 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (4 ratings)](https://appshunter.io/ios/app/iot/id1316884432/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 11 MB | 60 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [(주)귀뚜라미](https://appshunter.io/developer/1037231896) | [Shina System Co., Ltd](https://appshunter.io/developer/1381281535) |

## What reviewers say

### 귀뚜라미보일러 IoT 매니저

[App page](https://appshunter.io/ios/app/iot/id1316884432)

Control your smart boiler remotely from your smartphone. Manage power, heating, and hot water settings, and receive fault notifications. Optimize energy usage and ensure home safety from anywhere.

**Highlights:** Remote power ON/OFF, Heating and hot water temperature settings, 24-hour 예약 function, Self-diagnosis and fault alerts, Smart learning for optimal temperature schedules, Connect up to 4 smart devices

**In-app purchases:** none


### 시하스

[App page](https://appshunter.io/ios/app/id1582092249)

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

**In-app purchases:** none


## Frequently asked questions

### Is 귀뚜라미보일러 IoT 매니저 free?

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

### Is 시하스 free?

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

### Do 귀뚜라미보일러 IoT 매니저 or 시하스 have ads?

Neither 귀뚜라미보일러 IoT 매니저 nor 시하스 shows ads.

### Which is updated more often, 귀뚜라미보일러 IoT 매니저 or 시하스?

귀뚜라미보일러 IoT 매니저 ships an update every 4 months, and 시하스 every 3 weeks. Most recently, 귀뚜라미보일러 IoT 매니저 was updated on October 19, 2026 and 시하스 on October 7, 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.*