# CrewAlert vs JETPUBS

CrewAlert and JETPUBS both sit at 4.0 stars, but that hides the real split: 67% of JETPUBS's written reviews are positive against 25% of CrewAlert's. JETPUBS also leads on in-app purchases (none vs 2) and ratings volume (7 vs 2). CrewAlert's advantage is device support (4 vs 1). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. CrewAlert sells 2 in-app purchases, starting at $1.99 per month. JETPUBS asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.0 for CrewAlert against 3.9 for JETPUBS. Both are backed by a comparable volume of ratings — 2 and 7 respectively. Written reviews are what separate them: 25% of CrewAlert's written reviews are positive against 67% of JETPUBS's.

CrewAlert ships an update every 2 months, JETPUBS every 5 weeks. The most recent releases landed on August 30, 2026 and June 9, 2026 respectively.

## The numbers

| Metric | CrewAlert | JETPUBS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/crewalert/id391351389/reviews)** | [3.9 (7 ratings)](https://appshunter.io/ios/app/jetpubs/id848984751/reviews) |
| Number of ratings | 2 | **7** |
| Positive reviews | 25.0% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 34 MB | 62 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jeppesen Systems AB](https://appshunter.io/developer/391351392) | [JETPUBS Inc.](https://appshunter.io/developer/848984754) |

## What reviewers say

### CrewAlert

[App page](https://appshunter.io/ios/app/crewalert/id391351389)

This app helps airline professionals and crew manage fatigue risk by predicting and analyzing alertness levels. It offers tools for proactive and reactive fatigue reporting, risk reduction, and data collection, built on a scientific alertness model.

**Highlights:** Predictive fatigue analysis, Proactive fatigue data collection, Simplified fatigue reporting, Context-sensitive fatigue mitigation, Alertness prediction model, Sleep diary and data collection, What-if scenario planning

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CrewAlert (1 Month) | $1.99 | per month |
| CrewAlert Yearly (12 months) | $19.99 | per year |


### JETPUBS

[App page](https://appshunter.io/ios/app/jetpubs/id848984751)

Automate manual revisions and keep training materials current. Receive notifications for updates and new additions to your library. Streamline compliance tracking with a one-click update process.

**Highlights:** Automated manual revision, Training material updates, Revision compliance tracking, New manual notifications, One-click updating

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CrewAlert free?

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

### Is JETPUBS free?

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

### Which has better reviews, CrewAlert or JETPUBS?

CrewAlert is rated higher. CrewAlert averages 4.0 out of 5 from 2 ratings, while JETPUBS averages 3.9 from 7 ratings.

### Do CrewAlert or JETPUBS have ads?

Neither CrewAlert nor JETPUBS shows ads.

### Which is updated more often, CrewAlert or JETPUBS?

CrewAlert ships an update every 2 months, and JETPUBS every 5 weeks. Most recently, CrewAlert was updated on August 30, 2026 and JETPUBS on June 9, 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.*