# 工事写真・電子小黒板 vs Alrit6 Cloud

The clearest difference is in-app purchases: Alrit6 Cloud at none against 工事写真・電子小黒板's 3. Alrit6 Cloud also leads on iOS requirement (15.0 vs 17.0). 工事写真・電子小黒板's advantage is update cadence (weekly vs every 3 weeks) and review sentiment (64% vs 50%). 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. Alrit6 Cloud asks for nothing beyond the download.

工事写真・電子小黒板 ships an update weekly, Alrit6 Cloud every 3 weeks. The most recent releases landed on September 23, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | 工事写真・電子小黒板 | Alrit6 Cloud |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **64.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 90 MB | 94 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MIRAIKOJI CORPORATION](https://appshunter.io/developer/1562051317) | [RADIXCG CO.,LTD.](https://appshunter.io/developer/497302040) |

## 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 |


### Alrit6 Cloud

[App page](https://appshunter.io/ios/app/alrit6-cloud/id1658705897)

Access your groupware services from your iPhone or iPad. This app provides secure, encrypted access to your Alrit6 Cloud account from any internet connection. It offers core functionality for managing groupware tasks on the go.

**Highlights:** Access Alrit6 Cloud on iPhone/iPad, Secure HTTPS encryption, Available from any internet connection, Core groupware functionality

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

**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 Alrit6 Cloud free?

Alrit6 Cloud is free to download, with no in-app purchases.

### Do 工事写真・電子小黒板 or Alrit6 Cloud have ads?

Neither 工事写真・電子小黒板 nor Alrit6 Cloud shows ads.

### Which is updated more often, 工事写真・電子小黒板 or Alrit6 Cloud?

工事写真・電子小黒板 ships an update weekly, and Alrit6 Cloud every 3 weeks. Most recently, 工事写真・電子小黒板 was updated on September 23, 2026 and Alrit6 Cloud on September 8, 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.*