# 军用坐标 vs DB One

The clearest difference is price: DB One at Free against 军用坐标's $1.99. DB One also leads on update cadence (every 3 days vs every 3 months). 军用坐标's advantage is in-app purchases (none vs 4) and iOS requirement (8.0 vs 16.6). On ads and device support there is nothing between them.

DB One is free to download; 军用坐标 costs $1.99 up front. DB One sells 4 in-app purchases, starting at $29.99 per month. 军用坐标 asks for nothing beyond the download.

军用坐标 ships an update every 3 months, DB One every 3 days. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 军用坐标 | DB One |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Paid | — |
| Size | 22 MB | 10 MB |
| Requires iOS | **8.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [一 丁](https://appshunter.io/developer/1185297429) | [黎明 卿](https://appshunter.io/developer/1800364766) |

## What reviewers say

### 军用坐标

[App page](https://appshunter.io/ios/app/id1246038894)

This professional utility app provides GPS and network-based location services, displaying geographic and Gauss-Krüger coordinates. It features map integration for point selection, keyword searching for locations, and coordinate conversion. Designed for military topography and surveying tasks.

**Highlights:** GPS and network location services, Geographic and Gauss-Krüger coordinate display, Map integration for point selection, Keyword search for locations, Coordinate system conversion, Beijing 54 coordinate system support

**Features:** Vision Pro support

**In-app purchases:** none


### DB One

[App page](https://appshunter.io/ios/app/db-one-click-deploydbdeploy/id6745581156)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pay monthly | $29.99 | per month |
| Pay yearly | $299.99 | per year |
| Pay Per Use | $14.99 | one-time |
| Perpetual License | $699.99 | one-time |


## Frequently asked questions

### Is 军用坐标 free?

军用坐标 costs $1.99, with no in-app purchases.

### Is DB One free?

DB One is free to download, with in-app purchases available.

### Do 军用坐标 or DB One have ads?

Neither 军用坐标 nor DB One shows ads.

### Which is updated more often, 军用坐标 or DB One?

军用坐标 ships an update every 3 months, and DB One every 3 days. Most recently, 军用坐标 was updated on October 12, 2026 and DB One on October 10, 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.*