# 気圧予報と頭痛記録 vs 地震マップ30

The clearest difference is in-app purchases: 地震マップ30 at none against 気圧予報と頭痛記録's 2. 気圧予報と頭痛記録's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. 気圧予報と頭痛記録 sells 2 in-app purchases, starting at $1.99 per month. 地震マップ30 asks for nothing beyond the download.

気圧予報と頭痛記録 ships an update every 9 days, 地震マップ30 weekly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 気圧予報と頭痛記録 | 地震マップ30 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Weekly** |
| Size | 4 MB | 10 MB |
| Requires iOS | 26.1 | **26.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Ryutaro Wakamori](https://appshunter.io/developer/1862390869) | [KAZUYUKI TAJIMA](https://appshunter.io/developer/876885221) |

## What reviewers say

### 気圧予報と頭痛記録

[App page](https://appshunter.io/ios/app/zukin/id6757862749)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ZUKIN PRO Monthly | $1.99 | per month |
| ZUKIN PRO Yearly | $19.99 | per year |


### 地震マップ30

[App page](https://appshunter.io/ios/app/30/id6799633870)

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

**In-app purchases:** none


## Frequently asked questions

### Is 気圧予報と頭痛記録 free?

気圧予報と頭痛記録 is free to download, with in-app purchases available.

### Is 地震マップ30 free?

地震マップ30 is free to download, with no in-app purchases.

### Do 気圧予報と頭痛記録 or 地震マップ30 have ads?

地震マップ30 shows ads; 気圧予報と頭痛記録 does not.

### Which is updated more often, 気圧予報と頭痛記録 or 地震マップ30?

気圧予報と頭痛記録 ships an update every 9 days, and 地震マップ30 weekly. Most recently, 気圧予報と頭痛記録 was updated on October 25, 2026 and 地震マップ30 on October 24, 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.*