# vTag vs QH Lạng Sơn

The clearest difference is in-app purchases: vTag at none against QH Lạng Sơn's 3. vTag also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 12 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. QH Lạng Sơn sells 3 one-off in-app purchases. vTag asks for nothing beyond the download.

vTag ships an update every 3 weeks, QH Lạng Sơn every 12 months. The most recent releases landed on October 14, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | vTag | QH Lạng Sơn |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 30.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 12 months |
| Monetization | Free | — |
| Size | 66 MB | 95 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VIETTEL GROUP](https://appshunter.io/developer/1529233160) | [phuong pham](https://appshunter.io/developer/1080271492) |

## What reviewers say

### vTag

[App page](https://appshunter.io/ios/app/vtag/id1562061906)

This device uses NB-IoT technology with GPS, Wifi, and Mobile Cell positioning to track the location of children, the elderly, pets, and belongings. It offers features like movement detection, location history, safe zone alerts, and an SOS button for emergencies.

**Highlights:** 3-in-1 positioning (GPS, Wifi, Mobile Cell), Movement detection, Location history, Safe zone setup and alerts, SOS button for emergencies, Device parameter control

**Features:** macOS Compatibility

**In-app purchases:** none


### QH Lạng Sơn

[App page](https://appshunter.io/ios/app/qh-lang-son/id6445971206)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tắt Quảng Cáo 7 Ngày | $0.99 | one-time |
| Tắt Quảng Cáo 30 Ngày | $1.99 | one-time |
| Tắt Quảng Cáo 90 Ngày | $4.99 | one-time |


## Frequently asked questions

### Is vTag free?

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

### Is QH Lạng Sơn free?

QH Lạng Sơn is free to download, with in-app purchases available.

### Do vTag or QH Lạng Sơn have ads?

QH Lạng Sơn shows ads; vTag does not.

### Which is updated more often, vTag or QH Lạng Sơn?

vTag ships an update every 3 weeks, and QH Lạng Sơn every 12 months. Most recently, vTag was updated on October 14, 2026 and QH Lạng Sơn on September 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.*