# 正大相机 vs GPS水印相机

The clearest difference is update cadence: GPS水印相机 at fortnightly against 正大相机's every 9 months. 正大相机's advantage is iOS requirement (14.0 vs 17). 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.

正大相机 ships an update every 9 months, GPS水印相机 fortnightly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 正大相机 | GPS水印相机 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Fortnightly** |
| Size | 46 MB | 14 MB |
| Requires iOS | **14.0** | 17 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [正大 魏](https://appshunter.io/developer/1804927131) | [Shenzhen Huoli Zhihui Technology Co., Ltd.](https://appshunter.io/developer/1896376449) |

## What reviewers say

### 正大相机

[App page](https://appshunter.io/ios/app/id6747627098)

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

**In-app purchases:** none


### GPS水印相机

[App page](https://appshunter.io/ios/app/gps/id6816582966)

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

**In-app purchases:** none


## Frequently asked questions

### Is 正大相机 free?

正大相机 is free to download, with no in-app purchases.

### Is GPS水印相机 free?

GPS水印相机 is free to download, with no in-app purchases.

### Do 正大相机 or GPS水印相机 have ads?

Neither 正大相机 nor GPS水印相机 shows ads.

### Which is updated more often, 正大相机 or GPS水印相机?

正大相机 ships an update every 9 months, and GPS水印相机 fortnightly. Most recently, 正大相机 was updated on October 30, 2026 and GPS水印相机 on October 31, 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.*