# HKSOS vs 中港直通巴士

HKSOS and 中港直通巴士 are too close to call on the numbers: across 8 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

On the App Store both sit at effectively the same score — 5.0 for HKSOS against 5.0 for 中港直通巴士. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

HKSOS ships an update every 3 weeks, 中港直通巴士 every 2 weeks. Both last shipped on September 9, 2026.

## The numbers

| Metric | HKSOS | 中港直通巴士 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/hksos/id1671480993/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/id6478748445/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 192 MB | 63 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Hong Kong Police Force](https://appshunter.io/developer/535359322) | [HOPETRIP (HK) LIMITED](https://appshunter.io/developer/1445111492) |

## 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


### 中港直通巴士

[App page](https://appshunter.io/ios/app/id6478748445)

**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 中港直通巴士 free?

中港直通巴士 is free to download, with no in-app purchases.

### Which has better reviews, HKSOS or 中港直通巴士?

HKSOS and 中港直通巴士 are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do HKSOS or 中港直通巴士 have ads?

Neither HKSOS nor 中港直通巴士 shows ads.

### Which is updated more often, HKSOS or 中港直通巴士?

HKSOS ships an update every 3 weeks, and 中港直通巴士 every 2 weeks. Most recently, HKSOS was updated on September 9, 2026 and 中港直通巴士 on September 9, 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.*