# Bow Note vs 技術士 一次試験（衛生工学部門）

The clearest difference is in-app purchases: Bow Note at none against 技術士 一次試験（衛生工学部門）'s 1. Bow Note also leads on iOS requirement (13.0 vs 16.0). 技術士 一次試験（衛生工学部門）'s advantage is ads (none vs shown) and update cadence (every 2 days vs every 14 months). On price and device support there is nothing between them.

Both are free to download. 技術士 一次試験（衛生工学部門） sells 1 one-off in-app purchase. Bow Note asks for nothing beyond the download.

Bow Note ships an update every 14 months, 技術士 一次試験（衛生工学部門） every 2 days. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Bow Note | 技術士 一次試験（衛生工学部門） |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/bow-note/id1469363894/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 14 months | **Every 2 days** |
| Monetization | Ad-supported | — |
| Size | 60 MB | 4 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Plus Inc. (Japan)](https://appshunter.io/developer/445792061) | [TAKAYUKI OOTA](https://appshunter.io/developer/1855196437) |

## What reviewers say

### Bow Note

[App page](https://appshunter.io/ios/app/bow-note/id1469363894)

Learn the proper etiquette for visiting Japanese shrines. This app explains the angles and usage of different bows, and even measures your bow angle using your device's gyroscope. Enhance your cultural understanding and make your shrine visits more meaningful.

**Highlights:** Shrine bowing etiquette explanation, Bow angle measurement, Standard Japanese usage guide, Cultural insights for Japan visitors, O-mikuji fortune telling

**Features:** macOS Compatibility

**In-app purchases:** none


### 技術士 一次試験（衛生工学部門）

[App page](https://appshunter.io/ios/app/id6757382033)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 技術士（衛生工学部門） 試験対策 | $1.99 | one-time |


## Frequently asked questions

### Is Bow Note free?

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

### Is 技術士 一次試験（衛生工学部門） free?

技術士 一次試験（衛生工学部門） is free to download, with in-app purchases available.

### Do Bow Note or 技術士 一次試験（衛生工学部門） have ads?

Bow Note shows ads; 技術士 一次試験（衛生工学部門） does not.

### Which is updated more often, Bow Note or 技術士 一次試験（衛生工学部門）?

Bow Note ships an update every 14 months, and 技術士 一次試験（衛生工学部門） every 2 days. Most recently, Bow Note was updated on October 13, 2026 and 技術士 一次試験（衛生工学部門） on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*