# Code Blue Sentry vs Code Blue Flow

The clearest difference is in-app purchases: Code Blue Flow at none against Code Blue Sentry's 4. Code Blue Flow also leads on update cadence (every 2 days vs every 3 weeks) and iOS requirement (13.0 vs 15.1). On price, rating, ratings volume and ads 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. Code Blue Flow asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Code Blue Sentry against 5.0 for Code Blue Flow. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Code Blue Sentry ships an update every 3 weeks, Code Blue Flow every 2 days. The most recent releases landed on October 1, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Code Blue Sentry | Code Blue Flow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/code-blue-sentry/id6749660012/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/code-blue-flow/id6772416460/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Subscription | **Free** |
| Size | 41 MB | 21 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Brian Mun](https://appshunter.io/developer/1830877967) | [Bruce Lim](https://appshunter.io/developer/6772416462) |

## 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 Flow

[App page](https://appshunter.io/ios/app/code-blue-flow/id6772416460)

This medical timer app helps healthcare teams manage critical care events like CPR cycles and medication dosages. It logs events, provides a detailed summary for handoffs, and exports reports in PDF or text format for easy charting.

**Highlights:** CPR cycle tracking, Customizable medication timers, Shock and pause functionality, One-tap event logging, Handoff summary generation, Shareable PDF and text export, Local history of codes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Code Blue Sentry free?

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

### Is Code Blue Flow free?

Code Blue Flow is free to download, with no in-app purchases.

### Which has better reviews, Code Blue Sentry or Code Blue Flow?

Code Blue Sentry and Code Blue Flow are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

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

Neither Code Blue Sentry nor Code Blue Flow shows ads.

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

Code Blue Sentry ships an update every 3 weeks, and Code Blue Flow every 2 days. Most recently, Code Blue Sentry was updated on October 1, 2026 and Code Blue Flow on September 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*