# Valve In Valve vs Murmur MD

The clearest difference is review sentiment: Murmur MD at 100% against Valve In Valve's 71%. Murmur MD also leads on rating (5.0 vs 4.6). Valve In Valve's advantage is monetization model (free vs ad-supported) and device support (3 vs 1). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Murmur MD holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 10 and 26 respectively. Written reviews point the same way: 71% of Valve In Valve's written reviews are positive against 100% of Murmur MD's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Valve In Valve | Murmur MD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (10 ratings)](https://appshunter.io/ios/app/valve-in-valve/id655683780/reviews) | **[5.0 (26 ratings)](https://appshunter.io/ios/app/murmur-md/id1586692687/reviews)** |
| Number of ratings | 10 | **26** |
| Positive reviews | 71.4% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Ad-supported |
| Size | 41 MB | 48 MB |
| Requires iOS | **15.1** | 17.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [KRUTSCH](https://appshunter.io/developer/1454678018) | [Murmur App, Inc](https://appshunter.io/developer/1586692689) |

## What reviewers say

### Valve In Valve

[App page](https://appshunter.io/ios/app/valve-in-valve/id655683780)

This app provides clinicians with quick, clear, and concise information on heart valves and Valve in Valve therapy. It guides users through surgical and TAVR valve design, helping to plan and perform procedures by identifying surgical valves, selecting correct TAVR valve sizes, and determining optimal placement. The app offers offline access to vital information, enhancing understanding and improving patient outcomes.

**Highlights:** Heart valve design information, Valve in Valve therapy guide, Surgical and TAVR valve sizing, Image-based placement guidance, Video examples of valve placement, Offline information access, Stepped valve identification process

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

**In-app purchases:** none


### Murmur MD

[App page](https://appshunter.io/ios/app/murmur-md/id1586692687)

A professional networking platform for physicians to share and discuss medical techniques and cases. Users can follow colleagues, view content with links and media, and receive customized alerts for complex procedures. Direct messaging and threaded replies facilitate communication.

**Highlights:** Physician networking, Case and technique discussion, Content sharing (links, photos, videos), Customized alerts, Direct messaging, Threaded replies

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

**In-app purchases:** none


## Frequently asked questions

### Is Valve In Valve free?

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

### Is Murmur MD free?

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

### Which has better reviews, Valve In Valve or Murmur MD?

Murmur MD is rated higher. Valve In Valve averages 4.6 out of 5 from 10 ratings, while Murmur MD averages 5.0 from 26 ratings.

### Do Valve In Valve or Murmur MD have ads?

Neither Valve In Valve nor Murmur MD shows ads.

### Which is updated more often, Valve In Valve or Murmur MD?

Valve In Valve ships an update every 2 months, and Murmur MD every 2 months. Most recently, Valve In Valve was updated on November 1, 2026 and Murmur MD on November 3, 2026.

---

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