# HKSOS vs SynCab 星群的士 (HK Gov Fleet)

The clearest difference is update cadence: SynCab 星群的士 (HK Gov Fleet) at every 10 days against HKSOS's every 3 weeks. 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.

HKSOS ships an update every 3 weeks, SynCab 星群的士 (HK Gov Fleet) every 10 days. The most recent releases landed on October 12, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | HKSOS | SynCab 星群的士 (HK Gov Fleet) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/hksos/id1671480993/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Free | — |
| Size | 192 MB | 79 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hong Kong Police Force](https://appshunter.io/developer/535359322) | [忠誠的士管理有限公司](https://appshunter.io/developer/1007960893) |

## What reviewers say

### HKSOS

[App page](https://appshunter.io/ios/app/hksos/id1671480993)

This app provides a direct link to emergency services, generating a unique SOS signal with precise location data. It aims to expedite rescue response times in critical outdoor situations.

**Highlights:** Direct link to 999 Call Centre, Generates unique SOS signal, Provides precise location data, Expedites rescue response, Designed for outdoor safety

**In-app purchases:** none


### SynCab 星群的士 (HK Gov Fleet)

[App page](https://appshunter.io/ios/app/syncab-hk-gov-fleet/id6737658022)

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

**In-app purchases:** none


## Frequently asked questions

### Is HKSOS free?

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

### Is SynCab 星群的士 (HK Gov Fleet) free?

SynCab 星群的士 (HK Gov Fleet) is free to download, with no in-app purchases.

### Do HKSOS or SynCab 星群的士 (HK Gov Fleet) have ads?

Neither HKSOS nor SynCab 星群的士 (HK Gov Fleet) shows ads.

### Which is updated more often, HKSOS or SynCab 星群的士 (HK Gov Fleet)?

HKSOS ships an update every 3 weeks, and SynCab 星群的士 (HK Gov Fleet) every 10 days. Most recently, HKSOS was updated on October 12, 2026 and SynCab 星群的士 (HK Gov Fleet) on October 27, 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.*