# SimShockPad — Hemodynamic Simulator.

> Interactive emergency simulator for managing critical hemodynamic patient conditions. (iPhone/iPad app by Pablo Kessler Saiz.)

- Source: https://appshunter.io/ios/app/simshockpad/id6746765214 (this page in markdown: same URL + `.md`)
- Developer: [Pablo Kessler Saiz](https://appshunter.io/developer/1818393128)
- Category: Medical
- Price: Free
- Rating: 1.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 17+
- Requires: iOS 17.6 · 128 MB
- Languages: American English
- Released: 2025-06-09
- Data updated: 2026-08-01
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/simshockpad/id6746765214/reviews.md

## What is SimShockPad?

SimShockPad is a hemodynamic simulation game. It is not a teaching or instructional tool, nor a clinical simulator.
It is a game, in the same sense that a home flight simulator is one: faithful in spirit, carefully built, but a game. It replaces nothing and does not claim to.
One critical patient. Vital signs moving in real time. And very little margin.
The patient may arrive with acute heart failure, massive haemorrhage or septic shock. Each scenario behaves differently, and what works in one can sink the patient in another. You decide what to do, and how fast.
TWO INTERFACES, ONE ENGINE
Choose between the classic interface and the new cockpit mode, styled like a flight deck: analogue needle instruments, a multi-function display, a warning light panel and infusion levers with continuous dosing. Switch between them whenever you like, without losing the game.
WHAT YOU CAN ORDER IN COCKPIT MODE
Request tests and wait for them to come back, as in real life:
· Blood gas — pH, pCO₂, pO₂, bicarbonate, base excess, saturation · Lactate — rises fast, clears slowly · Blood count — haemoglobin, haematocrit, white cells, platelets · Echocardiogram — ejection fraction, vena cava, contractile pattern · Swan-Ganz catheter — wedge pressure, cardiac output, resistance
The catheter unlocks three readings that stay dark without it: you cannot read what has not been measured.
WHAT YOU HAVE AT HAND
Noradrenaline, dobutamine, dopamine, nitroglycerin, saline, furosemide, propranolol, amiodarone, antibiotics, transfusion, non-invasive ventilation, defibrillation and transfer to the intensive care unit.
THE PATIENT WILL NOT WAIT
Live electrocardiogram trace, arterial pressure curve and venous pressure. If ventricular fibrillation sets in, you have seconds to defibrillate before you lose the patient.
GAME MODES
· Pick a scenario, or take a random case · Exam mode: ten consecutive rounds with a final score · Three difficulty levels, with ever tighter margins · Score per round and cumulative
LANGUAGES
Spanish, English, German, Chinese and Japanese, with voice.
WHERE IT PLAYS BEST
For iPhone, iPad and Mac. Cockpit mode shines on Mac and iPad: the added instruments and panels make the controls smaller, so a phone screen gets less out of it. Classic mode plays perfectly on all three.

LEGAL NOTICE
SimShockPad is a game that represents pathophysiological situations in a simplified way. It is not an educational tool or a clinical guide. It offers no medical advice and makes no recommendations of any kind. Always consult healthcare professionals.

## Key features

- 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

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/simshockpad/id6746765214/reviews.md

### 1/5 — Potential But Needs Work

*2025-08-05*

App is in early stages of development, has potential but should not be used as a teaching tool for students yet. Not only does it give incorrect information (meropenem is not a standard first line antibiotic) but additionally doesn’t provide any teaching tool when things go wrong. If a student didn’t know the answer to why they failed they would be simply pressing different combinations of buttons until they got it right  without understanding why. There’s a lot of different patterns of hemodynamics at play here, and with rapid progression of critical situations within the app without a way to pause the game to think, or a way to receive feedback on your choice, the treatments aren’t going to come intuitively and real time to students yet to provide effective learning. There are also strange/nonstandard choices of treatment options: no option to give norepi to a septic shock patient, no option to give bipap to a CHF exacerbation, the only anti hypertensive options are propranolol or NTG, the app will kill the hemorrhagic shock patient you’re already giving blood to unless you also give saline.

**Developer response:** Developer Response:

Thank you for your feedback. SimShock is a personal project created with the goal of offering a fun and interactive experience to help review basic clinical concepts. It is not intended to replace academic training or official clinical guidelines.

We understand that managing shock is highly complex, and many therapeutic decisions depend on the specific clinical context. While some options may be simplified within the game, the purpose is to encourage reasoning and curiosity—not to provide absolute answers.

I appreciate your suggestions, and we are already considering them for future updates. We plan to gradually expand the available treatments, add player feedback, and improve clinical accuracy. Thank you for helping make SimShock better.

## Frequently asked questions about SimShockPad

### What pathological modes does SimShockPad offer?

SimShockPad features three distinct pathological modes: heart failure (high and low types), bleeding, and septic shock. Each mode presents unique challenges and requires specific management strategies.

### What therapies are available in SimShockPad?

The simulator includes seven combinable therapies such as diuretics, vasopressors, inotropes, nitrites, BIPAP, and transfusion. These therapies have dose-dependent effects that influence patient parameters in real-time.

### Does SimShockPad have ads?

No, SimShockPad does not contain advertisements. It provides an uninterrupted simulation experience for users.

### What devices is SimShockPad compatible with?

SimShockPad is compatible with iPhone, iPad, and macOS devices. This allows for flexible use across different Apple platforms.

### How does SimShockPad handle patient monitoring?

The app features multiparameter monitoring with dynamic bars, an animated ECG strip, and a respiratory wave. This provides users with real-time visual feedback on the patient's condition.

### Can the difficulty of SimShockPad be adjusted?

Yes, SimShockPad offers adjustable difficulty with three levels. Additionally, users can select game speed options: slow, normal, or fast, to tailor the experience.

### What is the age rating for SimShockPad?

SimShockPad has an age rating of 17+. This is likely due to the complex and potentially sensitive nature of the medical scenarios simulated.

### How frequently is SimShockPad updated?

The latest version of SimShockPad is 6.5 (29), released on December 11, 2025. This indicates a recent update, suggesting ongoing development and support.

## Version history (last 5 releases)

### 8.0(31) — 2026-07-31

New cockpit mode. A second interface styled like a flight deck: six analogue needle instruments, a multi-function display with switchable pages, a warning light panel, and infusion levers with continuous dosing instead of fixed doses.
The classic interface is still there. After updating, the game starts as it always did. Cockpit mode is optional and is switched on from the pill at the bottom left, or from the selector in the cockpit itself. Your choice is remembered.
Tests you have to order. Blood gas, lactate, blood count, echocardiogram and Swan-Ganz catheter. Each takes its time to come back, and the catheter unlocks the wedge pressure, cardiac output and resistance readings, which stay dark without it.
Lactate with inertia. It rises fast when things go wrong and falls slowly when they are put right, so normalising the numbers is not enough.
Ventricular fibrillation is now visible on the electrocardiogram trace, with an on-screen warning.
Outcome panel at the end of the game, with the round score and the cumulative total.
Internal adjustments to how the patient behaves and to the antibiotic options, so they respond more coherently.
Five languages: Spanish, English, German, Chinese and Japanese.

### 6.5 (29) — 2025-12-11

Japanese language support has been added for both voice and text. This version is the same as the previous one. No other changes have been made.

### 6.5 (29) — 2025-12-11

Japanese language support has been added for both voice and text. This version is the same as the previous one. No other changes have been made.

### 6.3 (28) — 2025-12-03

The logic of diagnostic and therapeutic modes has been updated to make it more consistent with real physiology.
A distinction has been added between the right and left circulations:
	•	The right side is now separated from the left side to increase realism. Pressures are now calculated in a backward direction, from the left ventricle toward the right side, which reflects how congestion usually develops in heart failure.
	•	New variable: PVR (Pulmonary Vascular Resistance). Similar to SVR in the systemic circuit, a simplified PVR has been introduced.
	•	PCP (Pulmonary Capillary Pressure or Wedge) is now calculated based on blood volume and left ventricular function.
	•	PAP (Pulmonary Arterial Pressure) has been updated. PAP is now the sum of the pressure ahead (PCP) plus the resistance of the lungs.
	•	PVC (Central Venous Pressure) calculation has been revised. PVC now depends on total blood volume and how easily blood can enter the pulmonary artery through PAP.

These changes allow the simulator to show high PCP with normal PVC, enabling the diagnosis of pure left sided failure. This requires specific vasodilator and diuretic therapy instead of treating it as global volume overload. It also allows untreated left sided failure to evolve into right sided failure, as PVC starts to rise minutes later.

### 6.1 (26) — 2025-11-17

A new version of SimShock has been implemented with significant technical and physiological updates:
* Simultaneous Therapies: The simulation engine has been refactored to allow for simultaneous therapy administration. It is now possible to combine the effects of multiple drugs (e.g., Saline, Dopamine, Noradrenaline, Dobutamine, Nitroglycerin) at the same time, resulting in a more complex and realistic hemodynamic simulation.
* Physiological Tuning (Furosemide): A hemodynamic response adjustment has been implemented. Specifically, the logic for Furosemide (Seguril) has been modified from a continuous infusion to a 30-second bolus, and its potency has been adjusted. This prevents an abrupt drop in volemia and stabilizes the heart rate response, resulting in more physiological behavior.
* Quick Reset Function: A hidden reset function has been added. Tapping the heart icon on the main screen will reset the simulation to its initial state.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-01.*
