# 心不全手帳 vs 血圧手帳AI

The clearest difference is in-app purchases: 心不全手帳 at none against 血圧手帳AI's 2. 血圧手帳AI's advantage is iOS requirement (15.1 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 血圧手帳AI sells 2 in-app purchases, starting at $2.99 per month. 心不全手帳 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 10 days. The most recent releases landed on September 30, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 心不全手帳 | 血圧手帳AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | Every 10 days |
| Size | 9 MB | 80 MB |
| Requires iOS | 18.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Keisuke Nakashima](https://appshunter.io/developer/1691259083) | [MASAKI CHIBA](https://appshunter.io/developer/1890488277) |

## What reviewers say

### 心不全手帳

[App page](https://appshunter.io/ios/app/id6765601367)

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

**In-app purchases:** none


### 血圧手帳AI

[App page](https://appshunter.io/ios/app/ai/id6770567499)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン（月額） | $2.99 | per month |
| プレミアムプラン（年額・お得） | $22.99 | per year |


## Frequently asked questions

### Is 心不全手帳 free?

心不全手帳 is free to download, with no in-app purchases.

### Is 血圧手帳AI free?

血圧手帳AI is free to download, with in-app purchases available.

### Do 心不全手帳 or 血圧手帳AI have ads?

Neither 心不全手帳 nor 血圧手帳AI shows ads.

### Which is updated more often, 心不全手帳 or 血圧手帳AI?

心不全手帳 ships an update every 10 days, and 血圧手帳AI every 10 days. Most recently, 心不全手帳 was updated on September 30, 2026 and 血圧手帳AI on October 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.*