# HKSOS vs JOIE

The clearest difference is iOS requirement: HKSOS at 14.0 against JOIE's 16.0. 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.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | HKSOS | JOIE |
| --- | --- | --- |
| 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 3 weeks |
| Monetization | Free | — |
| Size | 192 MB | 57 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hong Kong Police Force](https://appshunter.io/developer/535359322) | [SOCIF LIMITED](https://appshunter.io/developer/1475481761) |

## 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


### JOIE

[App page](https://appshunter.io/ios/app/joie/id6742434334)

**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 JOIE free?

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

### Do HKSOS or JOIE have ads?

Neither HKSOS nor JOIE shows ads.

### Which is updated more often, HKSOS or JOIE?

HKSOS ships an update every 3 weeks, and JOIE every 3 weeks. Most recently, HKSOS was updated on October 12, 2026 and JOIE on October 24, 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.*