# Zinguo vs KHG

The clearest difference is iOS requirement: Zinguo at 8.0 against KHG's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Zinguo ships an update every 3 weeks, KHG every 2 weeks. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Zinguo | KHG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/zinguo/id1141757271/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 43 MB | 3 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [一飞 房](https://appshunter.io/developer/1121090848) | [Hua Sen Cheng](https://appshunter.io/developer/1895616663) |

## What reviewers say

### Zinguo

[App page](https://appshunter.io/ios/app/zinguo/id1141757271)

Manage smart home security devices like door and window alarms. Configure settings, receive alerts for open doors, and set up anti-theft alarms. Share and manage your devices easily.

**Highlights:** Device configuration and connection, Open door reminders, High-decibel anti-theft alarms, Scheduled alarm settings, Mode switching, Device sharing and deletion, Device location naming

**Features:** macOS Compatibility

**In-app purchases:** none


### KHG

[App page](https://appshunter.io/ios/app/khg/id6764055087)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zinguo free?

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

### Is KHG free?

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

### Do Zinguo or KHG have ads?

Neither Zinguo nor KHG shows ads.

### Which is updated more often, Zinguo or KHG?

Zinguo ships an update every 3 weeks, and KHG every 2 weeks. Most recently, Zinguo was updated on October 24, 2026 and KHG on October 16, 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.*