# MTR Arrival Time(MTR/輕鐵/港鐵巴士) vs HKSOS

The clearest difference is ads: HKSOS at none against MTR Arrival Time(MTR/輕鐵/港鐵巴士)'s shown. HKSOS also leads on rating (5.0 vs 4.6) and monetization model (free vs ad-supported). MTR Arrival Time(MTR/輕鐵/港鐵巴士)'s advantage is ratings volume (16 vs 2). On price, update cadence, 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 holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: MTR Arrival Time(MTR/輕鐵/港鐵巴士) has 16 ratings behind it against 2, so its average is the more settled of the two.

MTR Arrival Time(MTR/輕鐵/港鐵巴士) ships an update fortnightly, HKSOS every 3 weeks. The most recent releases landed on October 25, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | MTR Arrival Time(MTR/輕鐵/港鐵巴士) | HKSOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (16 ratings)](https://appshunter.io/ios/app/mtr-arrival-timemtr/id1632607812/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/hksos/id1671480993/reviews)** |
| Number of ratings | **16** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 82 MB | 192 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ho Yin Tsui](https://appshunter.io/developer/1561369307) | [Hong Kong Police Force](https://appshunter.io/developer/535359322) |

## What reviewers say

### MTR Arrival Time(MTR/輕鐵/港鐵巴士)

[App page](https://appshunter.io/ios/app/mtr-arrival-timemtr/id1632607812)

Get real-time arrival times for MTR, Light Rail, and HK Bus routes. Receive instant updates on service disruptions and access first/last train schedules. Bookmark favorite stations for quick checks and select destinations for specific schedules.

**Highlights:** Real-time arrival information, Service disruption updates, First/last train schedules, Bookmark favorite stations, Destination selection, Dark mode support

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is MTR Arrival Time(MTR/輕鐵/港鐵巴士) free?

MTR Arrival Time(MTR/輕鐵/港鐵巴士) is free to download, with no in-app purchases.

### Is HKSOS free?

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

### Which has better reviews, MTR Arrival Time(MTR/輕鐵/港鐵巴士) or HKSOS?

HKSOS is rated higher. MTR Arrival Time(MTR/輕鐵/港鐵巴士) averages 4.6 out of 5 from 16 ratings, while HKSOS averages 5.0 from 2 ratings.

### Do MTR Arrival Time(MTR/輕鐵/港鐵巴士) or HKSOS have ads?

MTR Arrival Time(MTR/輕鐵/港鐵巴士) shows ads; HKSOS does not.

### Which is updated more often, MTR Arrival Time(MTR/輕鐵/港鐵巴士) or HKSOS?

MTR Arrival Time(MTR/輕鐵/港鐵巴士) ships an update fortnightly, and HKSOS every 3 weeks. Most recently, MTR Arrival Time(MTR/輕鐵/港鐵巴士) was updated on October 25, 2026 and HKSOS on October 12, 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.*