# VentSim vs PHEM Logger

The clearest difference is review sentiment: PHEM Logger at 100% against VentSim's 67%. PHEM Logger also leads on chart position (#174 vs unranked). VentSim's advantage is price ($0.99 vs $4.99) and iOS requirement (10.3 vs 17.6). On ads, in-app purchases, monetization model and device support there is nothing between them.

VentSim costs $0.99 and PHEM Logger $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | VentSim | PHEM Logger |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/ventsim/id1417937518/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | Paid | Paid |
| Best chart rank | — | **#174** |
| Size | 17 MB | 10 MB |
| Requires iOS | **10.3** | 17.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Roger Stedman](https://appshunter.io/developer/1417937517) | [David Freeman](https://appshunter.io/developer/1896617767) |

## What reviewers say

### VentSim

[App page](https://appshunter.io/ios/app/ventsim/id1417937518)

This medical simulation app allows users to model the human respiratory system and apply various mechanical ventilator settings. It provides a high-fidelity, physiologically accurate educational tool for healthcare professionals interested in patient ventilation.

**Highlights:** Physiologically faithful mechanical ventilator simulation, Mathematical model of the human respiratory system, Adjustable patient parameters (weight, lung volume, compliance, resistance), Multiple ventilator modes (Pressure, Volume, Flow Control), Real-time pressure, volume, and flow signal display, Customizable simulator view settings

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

**In-app purchases:** none


### PHEM Logger

[App page](https://appshunter.io/ios/app/phem-logger/id6768947913)

**Currently charting:** #174 Top Paid · Medical (US App Store)

This tool accurately timestamps critical events in pre-hospital emergency medicine. It supports clinical governance, documentation, and post-incident audits with glove-friendly, single-handed operation. It logs job timings, medications, interventions, and cardiac arrest events.

**Highlights:** Job timing capture, Medication logging with frequency counting, Intervention timestamping, Cardiac arrest event logging, ATMIST handover note building, Customizable settings, Simulation ready

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is VentSim free?

VentSim costs $0.99, with no in-app purchases.

### Is PHEM Logger free?

PHEM Logger costs $4.99, with no in-app purchases.

### Do VentSim or PHEM Logger have ads?

Neither VentSim nor PHEM Logger shows ads.

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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.*