# Glasgow Coma Diagnosis vs Safe Vent

The clearest difference is price: Safe Vent at Free against Glasgow Coma Diagnosis's $0.99. Safe Vent also leads on update cadence (every 3 months vs every 27 months). Glasgow Coma Diagnosis's advantage is in-app purchases (none vs 2) and iOS requirement (10.0 vs 13.0). On ads and device support there is nothing between them.

Safe Vent is free to download; Glasgow Coma Diagnosis costs $0.99 up front. Safe Vent sells 2 in-app purchases, starting at $2.99 per month. Glasgow Coma Diagnosis asks for nothing beyond the download.

Glasgow Coma Diagnosis ships an update every 27 months, Safe Vent every 3 months. The most recent releases landed on September 29, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Glasgow Coma Diagnosis | Safe Vent |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 3 months** |
| Monetization | Paid | — |
| Size | 7 MB | 58 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +12 | 17+ |
| Developer | [Martha Luz Rodriguez Leal](https://appshunter.io/developer/464339275) | [SYNAPS AI SAS](https://appshunter.io/developer/1710831235) |

## What reviewers say

### Glasgow Coma Diagnosis

[App page](https://appshunter.io/ios/app/glasgow-coma-diagnosis/id782194374)

This medical tool helps healthcare professionals assess consciousness levels in adults and children following traumatic brain injuries. It evaluates eye opening, motor response, and verbal response to determine the severity of the injury, ranging from normal consciousness to deep coma.

**Highlights:** Neurological assessment scale, Measures consciousness level, Evaluates eye opening, motor, and verbal response, Classifies TBI severity, Intuitive interface for healthcare professionals

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

**In-app purchases:** none


### Safe Vent

[App page](https://appshunter.io/ios/app/safe-vent/id6468893543)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Safe Vent Full Access | $2.99 | per month |
| Safe Vent Full Access | $29.99 | per year |


## Frequently asked questions

### Is Glasgow Coma Diagnosis free?

Glasgow Coma Diagnosis costs $0.99, with no in-app purchases.

### Is Safe Vent free?

Safe Vent is free to download, with in-app purchases available.

### Do Glasgow Coma Diagnosis or Safe Vent have ads?

Neither Glasgow Coma Diagnosis nor Safe Vent shows ads.

### Which is updated more often, Glasgow Coma Diagnosis or Safe Vent?

Glasgow Coma Diagnosis ships an update every 27 months, and Safe Vent every 3 months. Most recently, Glasgow Coma Diagnosis was updated on September 29, 2026 and Safe Vent on October 15, 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.*