# Duong Quynh

> Duong Quynh (iPhone/iPad app by Thong Ho.)

- Source: https://appshunter.io/ios/app/duong-quynh/id6745511795 (this page in markdown: same URL + `.md`)
- Developer: [Thong Ho](https://appshunter.io/developer/1631859461)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 12.0 · 87 MB
- Languages: American English
- Released: 2025-05-09
- Data updated: 2026-08-28
- User reviews in markdown: https://appshunter.io/ios/app/duong-quynh/id6745511795/reviews.md

## What is Duong Quynh?

Duong Quynh App: Vietnamese IoT Solutions Application: 
- Monitoring different IoT devices remotely. 
- Control equipment everywhere. 
- Set Scheduler for on/off following the fixed time. 
- Set threshold, and track the history of the equipment. 
Duong Quynh App has integrated many parameters from the old devices and made them smart based on flexibility control and monitoring. 
This app can apply to different fields, ex: Agriculture, Factory, smart home, etc...
Support email: contacts@viis.tech


## Version history (last 3 releases)

### 1.0.2 — 2025-12-09

In this version, we provide new feature for user to register with their phone number, fix bugs and update UI

### 1.0.1 — 2025-12-01

Update UI and fix bugs

### 1.0.0 — 2025-05-09

No release notes.

## More apps by Thong Ho

- [Viis](https://appshunter.io/ios/app/viis/id1631859459)
- [VIIS Checkin](https://appshunter.io/ios/app/viis-checkin/id6478472819)
- [Marine Connect](https://appshunter.io/ios/app/marine-connect/id6743024156)
- [Auto Tuoi](https://appshunter.io/ios/app/auto-tuoi/id6748060658)
- [Frost Guard App](https://appshunter.io/ios/app/frost-guard-app/id6752681721)

All apps by Thong Ho: https://appshunter.io/developer/1631859461

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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 2026-08-28.*