# MD on Call vs Rash

The clearest difference is rating: MD on Call at 5.0 against Rash's 1.0. Rash's advantage is review sentiment (88% vs 78%) and iOS requirement (12.0 vs 16.0). On price, ratings volume, update cadence and ads there is nothing between them.

MD on Call costs $9.99 and Rash $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MD on Call holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews complicate that: 78% of MD on Call's written reviews are positive against 88% of Rash's, so the app with the better star average is not the one people write more warmly about.

MD on Call ships an update every 4 months, Rash every 7 months. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | MD on Call | Rash |
| --- | --- | --- |
| Price | $9.99 | $9.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/md-on-call/id333195169/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/rash/id669851114/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 78.1% of reviews | **87.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 7 months |
| Monetization | Paid | Paid |
| Size | 17 MB | 172 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Messil inc.](https://appshunter.io/developer/333195172) | [Bruno Girodias](https://appshunter.io/developer/669851117) |

## What reviewers say

### MD on Call

[App page](https://appshunter.io/ios/app/md-on-call/id333195169)

This app provides quick, practical guidance for physicians, residents, and medical students to manage common on-call issues. It offers concise tips for acute assessment and management, helping users efficiently address patient problems without needing to consult lengthy textbooks.

**Highlights:** Quick assessment and management tips, Covers 26 frequent on-call situations, Management of common electrolyte abnormalities, ECG interpretation with examples, Guidance on writing medical orders, Searchable by acronyms and keywords

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Handy checklist for on-duty
- 👍 Useful in ER
- 👍 Great app design
- 👍 Packed with useful info
- 👍 Pragmatic content

**What reviewers complain about**

- 👎 Could cover more content
- 👎 Needs update for iPhone X
- 👎 Content and references outdated
- 👎 Needs a refresh
- 👎 More conditions could be added

**Reported bugs**

- Incompatible with iPhone X
- Incorrect advice regarding Metaclopramide
- Incorrect TDF to morphine conversion data

**Requested features**

- Cover more content
- Update for iPhone X compatibility
- Revise content and references for up-to-date information
- Add more conditions
- Include common diseases and treatments


### Rash

[App page](https://appshunter.io/ios/app/rash/id669851114)

An educational tool and memory aid for identifying and understanding common childhood eruptive diseases. It offers essential information on care, treatment, and prevention, complemented by visual aids.

**Highlights:** Childhood disease identification, Care and treatment information, Preventive measures, Photos and illustrations, Memory aid sheets, Multilingual support (English, French, Spanish)

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

**In-app purchases:** none


## Frequently asked questions

### Is MD on Call free?

MD on Call costs $9.99, with no in-app purchases.

### Is Rash free?

Rash costs $9.99, with no in-app purchases.

### Which has better reviews, MD on Call or Rash?

MD on Call is rated higher. MD on Call averages 5.0 out of 5 from 1 ratings, while Rash averages 1.0 from 1 ratings.

### Do MD on Call or Rash have ads?

Neither MD on Call nor Rash shows ads.

### Which is updated more often, MD on Call or Rash?

MD on Call ships an update every 4 months, and Rash every 7 months. Most recently, MD on Call was updated on October 18, 2026 and Rash on October 8, 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.*