# Code Timer Plus vs Code Blue Sentry

The clearest difference is in-app purchases: Code Timer Plus at none against Code Blue Sentry's 4. Code Timer Plus also leads on update cadence (every 9 days vs every 3 weeks) and ratings volume (4 vs 1). Code Blue Sentry's advantage is review sentiment (100% vs 67%) and iOS requirement (15.1 vs 17.6). On price, rating, ads 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. Code Timer Plus asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Code Timer Plus against 5.0 for Code Blue Sentry. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews are what separate them: 67% of Code Timer Plus's written reviews are positive against 100% of Code Blue Sentry's.

Code Timer Plus ships an update every 9 days, Code Blue Sentry every 3 weeks. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Code Timer Plus | Code Blue Sentry |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/code-timer-plus/id6737460392/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/code-blue-sentry/id6749660012/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | **Free** | Subscription |
| Size | 2 MB | 41 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [Patrick Antonini](https://appshunter.io/developer/1767191641) | [Brian Mun](https://appshunter.io/developer/1830877967) |

## What reviewers say

### Code Timer Plus

[App page](https://appshunter.io/ios/app/code-timer-plus/id6737460392)

This app helps track timed medical intervals and log events with quick reference guides. It includes metronomes and note-taking features, with the ability to share logs via text or email. It is intended for training and simulation purposes only.

**Highlights:** Interval timers, Event logging, Quick H's and T's reference, Metronomes (100 & 120 BPM), Notes section with autosave, Share event logs via text/email

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Code Timer Plus free?

Code Timer Plus is free to download, with no in-app purchases.

### Is Code Blue Sentry free?

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

### Which has better reviews, Code Timer Plus or Code Blue Sentry?

Code Timer Plus and Code Blue Sentry are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do Code Timer Plus or Code Blue Sentry have ads?

Neither Code Timer Plus nor Code Blue Sentry shows ads.

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

Code Timer Plus ships an update every 9 days, and Code Blue Sentry every 3 weeks. Most recently, Code Timer Plus was updated on October 8, 2026 and Code Blue Sentry on October 1, 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.*