# MSDマニュアルプロフェッショナル版 vs Drip Helper

The clearest difference is in-app purchases: MSDマニュアルプロフェッショナル版 at none against Drip Helper's 1. MSDマニュアルプロフェッショナル版 also leads on review sentiment (72% vs 52%) and iOS requirement (13.0 vs 17.6). Drip Helper's advantage is update cadence (every 4 days vs every 6 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Drip Helper sells 1 one-off in-app purchase. MSDマニュアルプロフェッショナル版 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for MSDマニュアルプロフェッショナル版 against 5.0 for Drip Helper. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews are what separate them: 72% of MSDマニュアルプロフェッショナル版's written reviews are positive against 52% of Drip Helper's.

MSDマニュアルプロフェッショナル版 ships an update every 6 months, Drip Helper every 4 days. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | MSDマニュアルプロフェッショナル版 | Drip Helper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/msd/id1401484326/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/drip-helper-iv-rate-calc/id1576102500/reviews) |
| Number of ratings | 3 | 3 |
| Positive reviews | **71.7% of reviews** | 52.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 199 MB | 5 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 17+ | 17+ |
| Developer | [Merck Sharp & Dohme LLC](https://appshunter.io/developer/718617686) | [nakajima ryoma](https://appshunter.io/developer/1576102502) |

## What reviewers say

### MSDマニュアルプロフェッショナル版

[App page](https://appshunter.io/ios/app/msd/id1401484326)

Access comprehensive medical information for healthcare professionals and students. This app provides clear, practical explanations of thousands of conditions across all major medical specialties, updated regularly with photos, illustrations, and videos.

**Highlights:** Thousands of medical topics, Photos and illustrations, Procedural videos, Quizzes for knowledge testing, Medical news and commentary, Expert opinion articles

**Features:** macOS Compatibility

**In-app purchases:** none


### Drip Helper

[App page](https://appshunter.io/ios/app/drip-helper-iv-rate-calc/id1576102500)

This medical app assists in calculating intravenous drip rates and timers. It allows users to input volume and time to determine the drip rate, or vice versa, with support for customizable infusion set values and Apple Watch integration.

**Highlights:** Drip rate calculation, Customizable infusion sets (1-99 gtt/mL), Calculate Volume, Rate, or Time, Visual drip interval display, Apple Watch support, iPhone vibration feedback

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $4.99 | one-time |


## Frequently asked questions

### Is MSDマニュアルプロフェッショナル版 free?

MSDマニュアルプロフェッショナル版 is free to download, with no in-app purchases.

### Is Drip Helper free?

Drip Helper is free to download, with in-app purchases available.

### Which has better reviews, MSDマニュアルプロフェッショナル版 or Drip Helper?

MSDマニュアルプロフェッショナル版 and Drip Helper are both rated 5.0 out of 5 on the App Store, from 3 and 3 ratings respectively.

### Do MSDマニュアルプロフェッショナル版 or Drip Helper have ads?

Neither MSDマニュアルプロフェッショナル版 nor Drip Helper shows ads.

### Which is updated more often, MSDマニュアルプロフェッショナル版 or Drip Helper?

MSDマニュアルプロフェッショナル版 ships an update every 6 months, and Drip Helper every 4 days. Most recently, MSDマニュアルプロフェッショナル版 was updated on November 2, 2026 and Drip Helper 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.*