# ShockLink vs Pf Fidelity

The clearest difference is iOS requirement: Pf Fidelity at 11.0 against ShockLink's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

ShockLink ships an update every 3 months, Pf Fidelity every 5 months. The most recent releases landed on August 15, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | ShockLink | Pf Fidelity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/shocklink/id1030723915/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Free | — |
| Size | 209 MB | 93 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Laerdal Medical AS](https://appshunter.io/developer/1025710785) | [Connecta Srls](https://appshunter.io/developer/1073890583) |

## What reviewers say

### ShockLink

[App page](https://appshunter.io/ios/app/shocklink/id1030723915)

This application facilitates realistic defibrillator training by allowing users to control pad placement, CPR artifact, and various heart rhythms. It supports multiple defibrillator models and offers customizable training scenarios for adult, child, and infant simulations.

**Highlights:** Live defibrillator integration, Control pad placement, CPR artifact simulation, Eight selectable heart rhythms, Customizable training scenarios, Measure shock energy, Record training time

**Features:** macOS Compatibility

**In-app purchases:** none


### Pf Fidelity

[App page](https://appshunter.io/ios/app/pf-fidelity/id1434839440)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ShockLink free?

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

### Is Pf Fidelity free?

Pf Fidelity is free to download, with no in-app purchases.

### Do ShockLink or Pf Fidelity have ads?

Neither ShockLink nor Pf Fidelity shows ads.

### Which is updated more often, ShockLink or Pf Fidelity?

ShockLink ships an update every 3 months, and Pf Fidelity every 5 months. Most recently, ShockLink was updated on August 15, 2026 and Pf Fidelity on September 18, 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.*