# ERAI! vs イチタップ｜高齢者見守り・安否確認

The clearest difference is in-app purchases: ERAI! at none against イチタップ｜高齢者見守り・安否確認's 2. ERAI! also leads on update cadence (weekly vs every 3 weeks). イチタップ｜高齢者見守り・安否確認's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. イチタップ｜高齢者見守り・安否確認 sells 2 in-app purchases, starting at $2.99 per month. ERAI! asks for nothing beyond the download.

ERAI! ships an update weekly, イチタップ｜高齢者見守り・安否確認 every 3 weeks. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ERAI! | イチタップ｜高齢者見守り・安否確認 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 18 MB | 137 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kosuke Shimada](https://appshunter.io/developer/1529796493) | [ICHITAP](https://appshunter.io/developer/1895374563) |

## What reviewers say

### ERAI!

[App page](https://appshunter.io/ios/app/erai/id1529796491)

**Features:** macOS Compatibility

**In-app purchases:** none


### イチタップ｜高齢者見守り・安否確認

[App page](https://appshunter.io/ios/app/id6763559563)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | per month |
| Family+ | $5.99 | per month |


## Frequently asked questions

### Is ERAI! free?

ERAI! is free to download, with no in-app purchases.

### Is イチタップ｜高齢者見守り・安否確認 free?

イチタップ｜高齢者見守り・安否確認 is free to download, with in-app purchases available.

### Do ERAI! or イチタップ｜高齢者見守り・安否確認 have ads?

ERAI! shows ads; イチタップ｜高齢者見守り・安否確認 does not.

### Which is updated more often, ERAI! or イチタップ｜高齢者見守り・安否確認?

ERAI! ships an update weekly, and イチタップ｜高齢者見守り・安否確認 every 3 weeks. Most recently, ERAI! was updated on October 25, 2026 and イチタップ｜高齢者見守り・安否確認 on October 31, 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.*