# 大廈閘匙

> 大廈閘匙 (iPhone/iPad app by Matrix Research Limited.)

- Source: https://appshunter.io/ios/app/id6544789122 (this page in markdown: same URL + `.md`)
- Developer: [Matrix Research Limited](https://appshunter.io/developer/1247377493)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 12.0 · 25 MB
- Languages: English, Chinese, Chinese
- Released: 2024-07-31
- Data updated: 2026-05-18
- User reviews in markdown: https://appshunter.io/ios/app/id6544789122/reviews.md

## What is 大廈閘匙?

This mobile app is designed for the Hong Kong Housing Authority for estate building access control. The estate building installs our company's reader, once the tenant downloads the mobile apps and inputs the authorized activation code, the tenant can use the mobile QR for the desired building door access.


## Version history (last 1 release)

### 1.0.2 — 2024-09-18

Performance optimization

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## More apps by Matrix Research Limited

- [ACX MOBILE SETUP](https://appshunter.io/ios/app/acx-mobile-setup/id1298908425)
- [ACX VIRTUAL CARD](https://appshunter.io/ios/app/acx-virtual-card/id1298915320)
- [ACX QR Setup](https://appshunter.io/ios/app/acx-qr-setup/id1392836476)
- [KSGA Card](https://appshunter.io/ios/app/ksga-card/id1480933668)
- [ACX SMART LIVING](https://appshunter.io/ios/app/acx-smart-living/id1539614604)
- [ACX HK](https://appshunter.io/ios/app/acx-hk/id6451314020)

All apps by Matrix Research Limited: https://appshunter.io/developer/1247377493

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-18.*