# 助産師国試400問 vs IV drip calculation

The clearest difference is review sentiment: 助産師国試400問 at 40% against IV drip calculation's 0%. 助産師国試400問 also leads on in-app purchases (none vs 1) and iOS requirement (13.0 vs 26.0). IV drip calculation's advantage is ads (none vs shown) and update cadence (monthly vs every 34 months). On price and device support there is nothing between them.

Both are free to download. IV drip calculation sells 1 one-off in-app purchase. 助産師国試400問 asks for nothing beyond the download.

助産師国試400問 ships an update every 34 months, IV drip calculation monthly. The most recent releases landed on October 22, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 助産師国試400問 | IV drip calculation |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **40.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 34 months | **Monthly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 7 MB | 8 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [Tomoki Fukuura](https://appshunter.io/developer/468580539) | [BLUE COMET LABS LLC](https://appshunter.io/developer/1492055170) |

## What reviewers say

### 助産師国試400問

[App page](https://appshunter.io/ios/app/400/id1065714192)

Practice for the national midwife exam with over 400 free questions and detailed explanations. Choose random quizzes, specific question types, or retry incorrect answers. Track your progress and access helpful midwife information.

**Highlights:** Over 400 free practice questions, Detailed explanations, Randomized quizzes, Category-specific quizzes, Retry incorrect questions, Exam result history, Midwife information

**Features:** macOS Compatibility

**In-app purchases:** none


### IV drip calculation

[App page](https://appshunter.io/ios/app/iv-drip-calculation-ondrip/id6483362139)

This app simplifies IV drip rate calculation and adjustment using intuitive vibration feedback. It allows saving common settings and synchronizing them between iPhone and Apple Watch, aiding healthcare professionals in providing efficient patient care.

**Highlights:** Calculate drip rate, Vibration-based drip adjustment, Save infusion settings, Sync between iPhone and Apple Watch, Intuitive UI

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OnDrip Pro - Lifetime | $2.99 | one-time |


## Frequently asked questions

### Is 助産師国試400問 free?

助産師国試400問 is free to download, with no in-app purchases.

### Is IV drip calculation free?

IV drip calculation is free to download, with in-app purchases available.

### Do 助産師国試400問 or IV drip calculation have ads?

助産師国試400問 shows ads; IV drip calculation does not.

### Which is updated more often, 助産師国試400問 or IV drip calculation?

助産師国試400問 ships an update every 34 months, and IV drip calculation monthly. Most recently, 助産師国試400問 was updated on October 22, 2026 and IV drip calculation on October 30, 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.*