# 工程相机 vs 水印相机

The clearest difference is rating: 水印相机 at 4.9 against 工程相机's 4.0. 水印相机 also leads on ratings volume (13 vs 4). 工程相机's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 工程相机 sells 10 one-off in-app purchases and 水印相机 sells 1 in-app purchase, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

水印相机 holds the better App Store score, 4.9 against 4.0. Both are backed by a comparable volume of ratings — 4 and 13 respectively.

工程相机 ships an update monthly, 水印相机 fortnightly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 工程相机 | 水印相机 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/id1441878925/reviews) | **[4.9 (13 ratings)](https://appshunter.io/ios/app/app/id1660359793/reviews)** |
| Number of ratings | 4 | **13** |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 153 MB | 64 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Xiao Pang Xie (Xiamen) Information Technology Co., Ltd.](https://appshunter.io/developer/1441780348) | [京国 赵](https://appshunter.io/developer/1544648898) |

## What reviewers say

### 工程相机

[App page](https://appshunter.io/ios/app/id1441878925)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 去水印（15点） | $0.99 | one-time |
| 无广告VIP(一个月) | $0.99 | one-time |
| VIP1(一个月) | $3.99 | one-time |
| SVIP1(一个月) | $4.99 | one-time |
| VIP2(一个月) | $9.99 | one-time |
| SVIP2(一个月) | $14.99 | one-time |
| VIP3(一个月) | $19.99 | one-time |
| SVIP3(一个月) | $24.99 | one-time |
| VIP4(一个月) | $29.99 | one-time |
| SVIP4(一个月) | $39.99 | one-time |


### 水印相机

[App page](https://appshunter.io/ios/app/app/id1660359793)

Easily add custom timestamps, locations, and text to your photos with this free and user-friendly app. It offers batch processing, a variety of templates, and sharing options for work, travel, and personal memories.

**Highlights:** Real-time watermark photos, Batch photo watermarking, Extensive watermark templates, Customizable watermark design, One-click sharing and saving, Continuous shooting mode

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 包月会员 | $0.99 | per month |


## Frequently asked questions

### Is 工程相机 free?

工程相机 is free to download, with in-app purchases available.

### Is 水印相机 free?

水印相机 is free to download, with in-app purchases available.

### Which has better reviews, 工程相机 or 水印相机?

水印相机 is rated higher. 工程相机 averages 4.0 out of 5 from 4 ratings, while 水印相机 averages 4.9 from 13 ratings.

### Do 工程相机 or 水印相机 have ads?

Both 工程相机 and 水印相机 show ads.

### Which is updated more often, 工程相机 or 水印相机?

工程相机 ships an update monthly, and 水印相机 fortnightly. Most recently, 工程相机 was updated on November 2, 2026 and 水印相机 on November 3, 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.*