# girSYNC vs PE Compass

The clearest difference is iOS requirement: girSYNC at 12.4 against PE Compass's 15.1. 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.

girSYNC ships an update every 5 weeks, PE Compass every 3 weeks. The most recent releases landed on September 20, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | girSYNC | PE Compass |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pe-compass/id6780764212/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 27 MB | 43 MB |
| Requires iOS | **12.4** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [GI Reviewers, LLC](https://appshunter.io/developer/1682920154) | [EC Infosolutions](https://appshunter.io/developer/1227411577) |

## What reviewers say

### girSYNC

[App page](https://appshunter.io/ios/app/girsync/id6504999083)

**Features:** macOS Compatibility

**In-app purchases:** none


### PE Compass

[App page](https://appshunter.io/ios/app/pe-compass/id6780764212)

This clinical decision-support tool aids healthcare professionals in assessing and managing acute pulmonary embolism. It provides structured risk stratification, treatment guidance, and educational resources based on patient vitals, imaging, and biomarkers.

**Highlights:** AHA/ACC A-E classification, Integrated sPESI, BOVA, and NEWS scoring, Interactive decision-tree flowchart, Treatment eligibility and contraindication flags, ECMO candidacy assessment, DVT & IVC filter guidance, Pilot cases for learning

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

**In-app purchases:** none


## Frequently asked questions

### Is girSYNC free?

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

### Is PE Compass free?

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

### Do girSYNC or PE Compass have ads?

Neither girSYNC nor PE Compass shows ads.

### Which is updated more often, girSYNC or PE Compass?

girSYNC ships an update every 5 weeks, and PE Compass every 3 weeks. Most recently, girSYNC was updated on September 20, 2026 and PE Compass 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.*