# EchoCalc vs Valve In Valve (Mitral)

The clearest difference is review sentiment: EchoCalc at 49% against Valve In Valve (Mitral)'s 0%. EchoCalc also leads on ratings volume (23 vs 4) and iOS requirement (11.0 vs 17.6). Valve In Valve (Mitral)'s advantage is rating (5.0 vs 2.3) and in-app purchases (none vs 3). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. EchoCalc sells 3 one-off in-app purchases. Valve In Valve (Mitral) asks for nothing beyond the download.

Valve In Valve (Mitral) holds the better App Store score, 5.0 against 2.3. That said, the two scores are not equally well evidenced: EchoCalc has 23 ratings behind it against 4, so its average is the more settled of the two. Written reviews complicate that: 49% of EchoCalc's written reviews are positive against 0% of Valve In Valve (Mitral)'s, so the app with the better star average is not the one people write more warmly about.

EchoCalc ships an update monthly, Valve In Valve (Mitral) every 2 months. Both last shipped on October 23, 2026.

## The numbers

| Metric | EchoCalc | Valve In Valve (Mitral) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (23 ratings)](https://appshunter.io/ios/app/echocalc/id468166426/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/valve-in-valve-mitral/id703369667/reviews)** |
| Number of ratings | **23** | 4 |
| Positive reviews | **48.8% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 7 MB | 31 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [British Society of Echocardiography](https://appshunter.io/developer/468166429) | [KRUTSCH](https://appshunter.io/developer/1454678018) |

## What reviewers say

### EchoCalc

[App page](https://appshunter.io/ios/app/echocalc/id468166426)

Access essential echocardiography reference data for clinical practice. Includes measurements, diastolic function, prosthetic valve data, and topic guides. Supports multiple reference standards and recent guidelines.

**Highlights:** Echocardiography reference data, LV/RV size & function, Diastolic function data, Prosthetic valve reference, Topic guides with explanations, Multiple reference standards (BSE, ASE, EACVI), Access to recent guidelines

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donate £2 to BSE | $1.99 | one-time |
| Donate £5 to BSE | $4.99 | one-time |
| Donate £10 to BSE | $9.99 | one-time |


### Valve In Valve (Mitral)

[App page](https://appshunter.io/ios/app/valve-in-valve-mitral/id703369667)

This app provides clinicians with instant guidance on valve-in-valve procedures, simplifying case planning and execution. It offers detailed information on surgical valves, rings, and TAVR valve designs, helping users select the correct valve size and placement for improved patient outcomes. The resource is available offline for quick access to critical data.

**Highlights:** Valve-in-valve procedure guidance, Surgical valve design and sizing, Surgical ring design and sizing, TAVR valve design and sizing, Fluoroscopic images of valves and rings, Step-by-step valve selection process, Offline access to information

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

**In-app purchases:** none


## Frequently asked questions

### Is EchoCalc free?

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

### Is Valve In Valve (Mitral) free?

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

### Which has better reviews, EchoCalc or Valve In Valve (Mitral)?

Valve In Valve (Mitral) is rated higher. EchoCalc averages 2.3 out of 5 from 23 ratings, while Valve In Valve (Mitral) averages 5.0 from 4 ratings.

### Do EchoCalc or Valve In Valve (Mitral) have ads?

Neither EchoCalc nor Valve In Valve (Mitral) shows ads.

### Which is updated more often, EchoCalc or Valve In Valve (Mitral)?

EchoCalc ships an update monthly, and Valve In Valve (Mitral) every 2 months. Most recently, EchoCalc was updated on October 23, 2026 and Valve In Valve (Mitral) on October 23, 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.*