# 工事写真・電子小黒板 vs ROHD Agent

The clearest difference is in-app purchases: ROHD Agent at none against 工事写真・電子小黒板's 3. ROHD Agent also leads on iOS requirement (13.0 vs 17.0). 工事写真・電子小黒板's advantage is update cadence (weekly vs every 6 months). On price, ads and device support there is nothing between them.

Both are free to download. 工事写真・電子小黒板 sells 3 in-app purchases, starting at $8.99 per month. ROHD Agent asks for nothing beyond the download.

工事写真・電子小黒板 ships an update weekly, ROHD Agent every 6 months. The most recent releases landed on September 28, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | 工事写真・電子小黒板 | ROHD Agent |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 64.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 months |
| Monetization | Free with in-app purchases | — |
| Size | 90 MB | 7 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MIRAIKOJI CORPORATION](https://appshunter.io/developer/1562051317) | [Intercom,Inc.](https://appshunter.io/developer/424121542) |

## What reviewers say

### 工事写真・電子小黒板

[App page](https://appshunter.io/ios/app/id1145167589)

Automate construction photo management and report creation. Capture photos with digital blackboards, then generate and submit PDF reports with a single tap. Cloud synchronization ensures data is accessible on PCs without manual transfer, enabling seamless collaboration with unlimited invited users.

**Highlights:** Automated photo management and report creation, Digital blackboard functionality, One-tap PDF report submission, Cloud synchronization for PC access, Unlimited account invitations for collaboration, Offline mode for areas with no reception, Tamper-proof features for official construction projects

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ベーシック版 | $8.99 | per month |
| スタンダード版 | $9.99 | per month |
| プロフェッショナル版 | $19.49 | per month |


### ROHD Agent

[App page](https://appshunter.io/ios/app/rohd-agent/id1475227928)

**In-app purchases:** none


## Frequently asked questions

### Is 工事写真・電子小黒板 free?

工事写真・電子小黒板 is free to download, with in-app purchases available.

### Is ROHD Agent free?

ROHD Agent is free to download, with no in-app purchases.

### Do 工事写真・電子小黒板 or ROHD Agent have ads?

Neither 工事写真・電子小黒板 nor ROHD Agent shows ads.

### Which is updated more often, 工事写真・電子小黒板 or ROHD Agent?

工事写真・電子小黒板 ships an update weekly, and ROHD Agent every 6 months. Most recently, 工事写真・電子小黒板 was updated on September 28, 2026 and ROHD Agent on September 19, 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.*