# VietLock vs GPS AT

The clearest difference is update cadence: VietLock at every 8 days against GPS AT's every 4 months. On price, ads, 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.

VietLock ships an update every 8 days, GPS AT every 4 months. The most recent releases landed on October 22, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | VietLock | GPS AT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 26.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 4 months |
| Monetization | Free | — |
| Size | 129 MB | 129 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Phu Nguyen](https://appshunter.io/developer/1773006125) | [Manh Nguyen Ngoc](https://appshunter.io/developer/1678913138) |

## What reviewers say

### VietLock

[App page](https://appshunter.io/ios/app/vietlock/id1473096732)

Monitor vehicle status in real-time, review past journeys, and receive customizable event notifications. This application provides a comprehensive overview of your vehicle's activity and location.

**Highlights:** Real-time vehicle status monitoring, Review past travel routes, Customizable event notifications, Location tracking, Vehicle activity overview

**Features:** macOS Compatibility

**In-app purchases:** none


### GPS AT

[App page](https://appshunter.io/ios/app/gps-at/id6739512853)

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

**In-app purchases:** none


## Frequently asked questions

### Is VietLock free?

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

### Is GPS AT free?

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

### Do VietLock or GPS AT have ads?

Neither VietLock nor GPS AT shows ads.

### Which is updated more often, VietLock or GPS AT?

VietLock ships an update every 8 days, and GPS AT every 4 months. Most recently, VietLock was updated on October 22, 2026 and GPS AT on October 6, 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.*