# CrewAlert vs EASAfollower

The clearest difference is in-app purchases: EASAfollower at none against CrewAlert's 2. EASAfollower also leads on update cadence (every 2 days vs every 2 months). CrewAlert's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

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

CrewAlert ships an update every 2 months, EASAfollower every 2 days. The most recent releases landed on September 30, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | CrewAlert | EASAfollower |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/crewalert/id391351389/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 34 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jeppesen Systems AB](https://appshunter.io/developer/391351392) | [Ugur Demiroz](https://appshunter.io/developer/810078889) |

## 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 |


### EASAfollower

[App page](https://appshunter.io/ios/app/easafollower/id6789618860)

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

**In-app purchases:** none


## Frequently asked questions

### Is CrewAlert free?

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

### Is EASAfollower free?

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

### Do CrewAlert or EASAfollower have ads?

EASAfollower shows ads; CrewAlert does not.

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

CrewAlert ships an update every 2 months, and EASAfollower every 2 days. Most recently, CrewAlert was updated on September 30, 2026 and EASAfollower on September 29, 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.*