# CrewAlert vs OpsVelo CrewAssist

The clearest difference is in-app purchases: OpsVelo CrewAssist at none against CrewAlert's 2. OpsVelo CrewAssist also leads on update cadence (every 2 weeks vs every 2 months). CrewAlert's advantage is device support (4 vs 2) and iOS requirement (15.6 vs 17.6). On price and ads there is nothing between them.

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

CrewAlert ships an update every 2 months, OpsVelo CrewAssist every 2 weeks. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | CrewAlert | OpsVelo CrewAssist |
| --- | --- | --- |
| 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 | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 6 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jeppesen Systems AB](https://appshunter.io/developer/391351392) | [Samic Ventures LLC](https://appshunter.io/developer/6778734223) |

## 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 |


### OpsVelo CrewAssist

[App page](https://appshunter.io/ios/app/opsvelo-crewassist/id6779718367)

**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 OpsVelo CrewAssist free?

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

### Do CrewAlert or OpsVelo CrewAssist have ads?

Neither CrewAlert nor OpsVelo CrewAssist shows ads.

### Which is updated more often, CrewAlert or OpsVelo CrewAssist?

CrewAlert ships an update every 2 months, and OpsVelo CrewAssist every 2 weeks. Most recently, CrewAlert was updated on October 15, 2026 and OpsVelo CrewAssist on October 16, 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.*