# Cardiac MRI Guide vs PocketProfessors

The clearest difference is in-app purchases: Cardiac MRI Guide at none against PocketProfessors's 3. Cardiac MRI Guide also leads on update cadence (every 2 weeks vs every 15 months) and iOS requirement (15 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. PocketProfessors sells 3 one-off in-app purchases. Cardiac MRI Guide asks for nothing beyond the download.

Cardiac MRI Guide ships an update every 2 weeks, PocketProfessors every 15 months. The most recent releases landed on October 22, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Cardiac MRI Guide | PocketProfessors |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cardiac-mri-guide/id6470474057/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 15 months |
| Monetization | Free | — |
| Size | 48 MB | 22 MB |
| Requires iOS | **15** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Hilmar Spohr](https://appshunter.io/developer/1713506814) | [Pieter van der Wal](https://appshunter.io/developer/1789730308) |

## What reviewers say

### Cardiac MRI Guide

[App page](https://appshunter.io/ios/app/cardiac-mri-guide/id6470474057)

This application provides essential cardiac MRI calculators for assessing heart function and blood flow. It includes tools for volume and regurgitation measurements, along with links to relevant research articles and PubMed.

**Highlights:** Cardiac MRI calculators, LV/RV volume assessment, Ejection fraction calculation, Regurgitation measurement, ECV estimation, Normal values tables, PubMed links

**In-app purchases:** none


### PocketProfessors

[App page](https://appshunter.io/ios/app/pocketprofessors/id6740395902)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Base Credit pack | $0.99 | one-time |
| Small Credit pack | $1.99 | one-time |
| Large Credit pack | $2.99 | one-time |


## Frequently asked questions

### Is Cardiac MRI Guide free?

Cardiac MRI Guide is free to download, with no in-app purchases.

### Is PocketProfessors free?

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

### Do Cardiac MRI Guide or PocketProfessors have ads?

Neither Cardiac MRI Guide nor PocketProfessors shows ads.

### Which is updated more often, Cardiac MRI Guide or PocketProfessors?

Cardiac MRI Guide ships an update every 2 weeks, and PocketProfessors every 15 months. Most recently, Cardiac MRI Guide was updated on October 22, 2026 and PocketProfessors on October 28, 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.*