# BOX加工 vs SITE黒板

The clearest difference is review sentiment: BOX加工 at 75% against SITE黒板's 0%. SITE黒板's advantage is ads (none vs shown) and update cadence (every 5 weeks vs every 5 months). On price, 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.

BOX加工 ships an update every 5 months, SITE黒板 every 5 weeks. The most recent releases landed on October 3, 2026 and August 17, 2026 respectively.

## The numbers

| Metric | BOX加工 | SITE黒板 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **75.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 4 MB | 33 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Takahiro Ikejima](https://appshunter.io/developer/1528934187) | [KENSETSU SYSTEM Co.Ltd.](https://appshunter.io/developer/451675934) |

## What reviewers say

### BOX加工

[App page](https://appshunter.io/ios/app/box/id1528934185)

This app calculates optimal hole sizes for boxes, preventing them from shifting to one side. It provides standard opening sizes for various gauges and allows for custom settings. Designed for precision in box construction.

**Highlights:** Calculates hole sizes to prevent box shifting, Standard opening sizes for G16, G22, G28, G36, Customizable opening size settings, Precision tool for box construction

**In-app purchases:** none


### SITE黒板

[App page](https://appshunter.io/ios/app/site/id1529084890)

This app simplifies construction site photo management by automatically organizing photos with integrated electronic blackboards. Create and select blackboard text from your PC or smartphone, and have your site photos automatically sorted by project and type.

**Highlights:** Automatic photo organization by project and type, Electronic blackboard creation and selection, Cloud storage integration with SITE (Web), GPS location tagging for photos, Customizable blackboard text and appearance, Option to save photos with and without blackboards

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BOX加工 free?

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

### Is SITE黒板 free?

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

### Do BOX加工 or SITE黒板 have ads?

BOX加工 shows ads; SITE黒板 does not.

### Which is updated more often, BOX加工 or SITE黒板?

BOX加工 ships an update every 5 months, and SITE黒板 every 5 weeks. Most recently, BOX加工 was updated on October 3, 2026 and SITE黒板 on August 17, 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.*