# Code Blue Sentry vs Code Blue PRO

The clearest difference is update cadence: Code Blue PRO at daily against Code Blue Sentry's every 3 weeks. Code Blue Sentry's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Code Blue Sentry sells 3 in-app purchases, starting at $0.99 per 3 months and Code Blue PRO sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Code Blue Sentry ships an update every 3 weeks, Code Blue PRO daily. The most recent releases landed on September 13, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Code Blue Sentry | Code Blue PRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/code-blue-sentry/id6749660012/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Subscription | — |
| Size | 41 MB | 7 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 17+ | 17+ |
| Developer | [Brian Mun](https://appshunter.io/developer/1830877967) | [OLIVER JAMES MORRIS](https://appshunter.io/developer/1886614962) |

## What reviewers say

### Code Blue Sentry

[App page](https://appshunter.io/ios/app/code-blue-sentry/id6749660012)

This app helps medical professionals track medications and critical events. It offers customizable ACLS navigation, including checklists and RSI protocols. A free trial is available to assess its utility for pharmacists, registered nurses, and potentially other providers.

**Highlights:** Medication tracking, Event logging, Customizable ACLS navigation, Checklists, RSI protocols, Hs/Ts tracking

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription | $0.99 | per 3 months |
| Subscribe | $0.99 | per 3 months |
| Donate | $4.99 | one-time |


### Code Blue PRO

[App page](https://appshunter.io/ios/app/code-blue-pro/id6761287489)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Code Blue PRO | $3.99 | per month |
| Code Blue PRO (Annual) | $39.99 | per year |


## Frequently asked questions

### Is Code Blue Sentry free?

Code Blue Sentry is free to download, with in-app purchases available.

### Is Code Blue PRO free?

Code Blue PRO is free to download, with in-app purchases available.

### Do Code Blue Sentry or Code Blue PRO have ads?

Neither Code Blue Sentry nor Code Blue PRO shows ads.

### Which is updated more often, Code Blue Sentry or Code Blue PRO?

Code Blue Sentry ships an update every 3 weeks, and Code Blue PRO daily. Most recently, Code Blue Sentry was updated on September 13, 2026 and Code Blue PRO 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.*