# SimShockPad vs ER NAV

The clearest difference is review sentiment: ER NAV at 86% against SimShockPad's 0%. ER NAV also leads on rating (4.7 vs 1.0) and ratings volume (14 vs 1). SimShockPad's advantage is in-app purchases (none vs 1) and update cadence (weekly vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ER NAV sells 1 in-app purchase, starting at $2.99 per month. SimShockPad asks for nothing beyond the download.

ER NAV holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: ER NAV has 14 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of SimShockPad's written reviews are positive against 86% of ER NAV's.

SimShockPad ships an update weekly, ER NAV every 3 months. The most recent releases landed on September 23, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | SimShockPad | ER NAV |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/simshockpad/id6746765214/reviews) | **[4.7 (14 ratings)](https://appshunter.io/ios/app/er-nav/id6751308029/reviews)** |
| Number of ratings | 1 | **14** |
| Positive reviews | 0.0% of reviews | **85.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 months |
| Monetization | **Free** | Freemium |
| Size | 130 MB | 32 MB |
| Requires iOS | 17.6 | **17.5** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Pablo Kessler Saiz](https://appshunter.io/developer/1818393128) | [DirectTo Solutions LLC](https://appshunter.io/developer/1834555580) |

## What reviewers say

### SimShockPad

[App page](https://appshunter.io/ios/app/simshockpad/id6746765214)

This interactive simulator trains users to manage critical hemodynamic situations like heart failure, bleeding, and septic shock. Make rapid, accurate decisions under pressure using a variety of therapies and advanced treatments to keep patients alive.

**Highlights:** Three pathological modes (heart failure, bleeding, sepsis), Seven combinable therapies with dose-dependent effects, Advanced treatments for specific conditions, Multiparameter real-time monitoring, Adjustable difficulty and game speed, Multilingual interface, Compatible with iPhone, iPad, and macOS

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

**In-app purchases:** none


### ER NAV

[App page](https://appshunter.io/ios/app/er-nav/id6751308029)

This app provides EMS professionals with direct navigation to ambulance bays and critical hospital information. It offers features like specialty filtering, user-submitted bay images, and integrated medical references. Users can also access protocols, drug information, and a unique O2 tank calculator.

**Highlights:** Direct ambulance bay navigation, Hospital specialty designations, User-submitted bay images, Integrated medical references, NJ EMS protocol access, O2 tank duration calculator, Real-time traffic flow

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access | $2.99 | per month |


## Frequently asked questions

### Is SimShockPad free?

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

### Is ER NAV free?

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

### Which has better reviews, SimShockPad or ER NAV?

ER NAV is rated higher. SimShockPad averages 1.0 out of 5 from 1 ratings, while ER NAV averages 4.7 from 14 ratings.

### Do SimShockPad or ER NAV have ads?

Neither SimShockPad nor ER NAV shows ads.

### Which is updated more often, SimShockPad or ER NAV?

SimShockPad ships an update weekly, and ER NAV every 3 months. Most recently, SimShockPad was updated on September 23, 2026 and ER NAV on September 20, 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.*