# 工程相機 Project Album Camera vs 水電機電工具箱 100

The clearest difference is update cadence: 工程相機 Project Album Camera at every 2 days against 水電機電工具箱 100's every 4 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 工程相機 Project Album Camera sells 3 one-off in-app purchases and 水電機電工具箱 100 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

工程相機 Project Album Camera ships an update every 2 days, 水電機電工具箱 100 every 4 weeks. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 工程相機 Project Album Camera | 水電機電工具箱 100 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 weeks |
| Size | 18 MB | 120 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Chun Wa LI](https://appshunter.io/developer/1813722355) | [Yu Shiung Jiang](https://appshunter.io/developer/612234939) |

## What reviewers say

### 工程相機 Project Album Camera

[App page](https://appshunter.io/ios/app/project-album-camera/id6745758248)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 匯出專業 PDF 配額 (5次) | $0.49 | one-time |
| Remove advertisements | $0.99 | one-time |
| 購買5次 AI 生成列表的 配額 | $0.99 | one-time |


### 水電機電工具箱 100

[App page](https://appshunter.io/ios/app/100/id6776848563)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $4.99 | one-time |


## Frequently asked questions

### Is 工程相機 Project Album Camera free?

工程相機 Project Album Camera is free to download, with in-app purchases available.

### Is 水電機電工具箱 100 free?

水電機電工具箱 100 is free to download, with in-app purchases available.

### Do 工程相機 Project Album Camera or 水電機電工具箱 100 have ads?

Neither 工程相機 Project Album Camera nor 水電機電工具箱 100 shows ads.

### Which is updated more often, 工程相機 Project Album Camera or 水電機電工具箱 100?

工程相機 Project Album Camera ships an update every 2 days, and 水電機電工具箱 100 every 4 weeks. Most recently, 工程相機 Project Album Camera was updated on October 7, 2026 and 水電機電工具箱 100 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.*