# スタディ&連絡アプリ vs 四日市市AR防災学習アプリ ARLook（あるっく）

The clearest difference is update cadence: 四日市市AR防災学習アプリ ARLook（あるっく） at every 3 months against スタディ&連絡アプリ's every 21 months. スタディ&連絡アプリ's advantage is device support and iOS requirement (10.0 vs 15.0). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

スタディ&連絡アプリ ships an update every 21 months, 四日市市AR防災学習アプリ ARLook（あるっく） every 3 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | スタディ&連絡アプリ | 四日市市AR防災学習アプリ ARLook（あるっく） |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 21 months | **Every 3 months** |
| Size | 26 MB | 260 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [CROSSLINK, CO., LTD.](https://appshunter.io/developer/1463907638) | [YOKKAICHI CITY](https://appshunter.io/developer/1485837591) |

## What reviewers say

### スタディ&連絡アプリ

[App page](https://appshunter.io/ios/app/and/id1463907639)

**Features:** macOS Compatibility

**In-app purchases:** none


### 四日市市AR防災学習アプリ ARLook（あるっく）

[App page](https://appshunter.io/ios/app/ar-arlook/id1618924739)

**In-app purchases:** none


## Frequently asked questions

### Is スタディ&連絡アプリ free?

スタディ&連絡アプリ is free to download, with no in-app purchases.

### Is 四日市市AR防災学習アプリ ARLook（あるっく） free?

四日市市AR防災学習アプリ ARLook（あるっく） is free to download, with no in-app purchases.

### Which is updated more often, スタディ&連絡アプリ or 四日市市AR防災学習アプリ ARLook（あるっく）?

スタディ&連絡アプリ ships an update every 21 months, and 四日市市AR防災学習アプリ ARLook（あるっく） every 3 months. Most recently, スタディ&連絡アプリ was updated on October 26, 2026 and 四日市市AR防災学習アプリ ARLook（あるっく） on October 25, 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.*