# TacticalStudy vs 微生物ナビ｜感染対策と病原体

The clearest difference is in-app purchases: TacticalStudy at none against 微生物ナビ｜感染対策と病原体's 1. TacticalStudy also leads on update cadence (every 3 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 微生物ナビ｜感染対策と病原体 sells 1 one-off in-app purchase. TacticalStudy asks for nothing beyond the download.

TacticalStudy ships an update every 3 days, 微生物ナビ｜感染対策と病原体 every 2 weeks. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | TacticalStudy | 微生物ナビ｜感染対策と病原体 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Size | 6 MB | 3 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Yutaka Mochida](https://appshunter.io/developer/1868628237) | [Takahiro Ito](https://appshunter.io/developer/6787806782) |

## What reviewers say

### TacticalStudy

[App page](https://appshunter.io/ios/app/tacticalstudy/id6757744235)

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

**In-app purchases:** none


### 微生物ナビ｜感染対策と病原体

[App page](https://appshunter.io/ios/app/id6793160371)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| すべての機能 | $11.99 | one-time |


## Frequently asked questions

### Is TacticalStudy free?

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

### Is 微生物ナビ｜感染対策と病原体 free?

微生物ナビ｜感染対策と病原体 is free to download, with in-app purchases available.

### Do TacticalStudy or 微生物ナビ｜感染対策と病原体 have ads?

Neither TacticalStudy nor 微生物ナビ｜感染対策と病原体 shows ads.

### Which is updated more often, TacticalStudy or 微生物ナビ｜感染対策と病原体?

TacticalStudy ships an update every 3 days, and 微生物ナビ｜感染対策と病原体 every 2 weeks. Most recently, TacticalStudy was updated on October 14, 2026 and 微生物ナビ｜感染対策と病原体 on October 15, 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.*