# HzMetro安全监控 vs JKESS

The clearest difference is update cadence: HzMetro安全监控 at every 2 months against JKESS's every 8 months. HzMetro安全监控 also leads on iOS requirement (9.1 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.

HzMetro安全监控 ships an update every 2 months, JKESS every 8 months. The most recent releases landed on October 20, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | HzMetro安全监控 | JKESS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 8 months |
| Size | 67 MB | 26 MB |
| Requires iOS | **9.1** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hangzhou Small Fire Network Technology Co., Ltd.](https://appshunter.io/developer/1106805320) | [Shenzhen Nengyi Electronic Technology Co.,Ltd](https://appshunter.io/developer/1745332820) |

## What reviewers say

### HzMetro安全监控

[App page](https://appshunter.io/ios/app/hzmetro/id1639079662)

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

**In-app purchases:** none


### JKESS

[App page](https://appshunter.io/ios/app/jkess/id6502400975)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HzMetro安全监控 free?

HzMetro安全监控 is free to download, with no in-app purchases.

### Is JKESS free?

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

### Do HzMetro安全监控 or JKESS have ads?

Neither HzMetro安全监控 nor JKESS shows ads.

### Which is updated more often, HzMetro安全监控 or JKESS?

HzMetro安全监控 ships an update every 2 months, and JKESS every 8 months. Most recently, HzMetro安全监控 was updated on October 20, 2026 and JKESS 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.*