# Rostr vs Crew Alert App

The clearest difference is ads: Crew Alert App at none against Rostr's shown. Crew Alert App also leads on iOS requirement (16.6 vs 18.0). Rostr's advantage is update cadence (weekly vs fortnightly). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Rostr sells 2 in-app purchases, starting at $3.99 per month and Crew Alert App sells 3 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Rostr against 5.0 for Crew Alert App. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Rostr ships an update weekly, Crew Alert App fortnightly. Both last shipped on October 28, 2026.

## The numbers

| Metric | Rostr | Crew Alert App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/rostr-roster-sharing/id6759208293/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/crew-alert-app/id6762161493/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 74 MB | 44 MB |
| Requires iOS | 18.0 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Arami Tech LLC](https://appshunter.io/developer/6825196014) | [Aero Solutions Pro LLC](https://appshunter.io/developer/1893176699) |

## What reviewers say

### Rostr

[App page](https://appshunter.io/ios/app/rostr-roster-sharing/id6759208293)

Easily share work schedules with friends and see when you're both working. Features AI-powered roster scanning, shared calendars, and overlap alerts for spontaneous meetups. Create private groups for small teams and access schedules offline.

**Highlights:** AI Roster Scanning, Shared Group Calendars, Overlap Alerts, Offline Access, Private Group Creation, Dark/Light Mode

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rostr Pro Monthly | $3.99 | per month |
| Rostr Pro Yearly | $29.99 | per year |


### Crew Alert App

[App page](https://appshunter.io/ios/app/crew-alert-app/id6762161493)

This app helps airline crew manage complex schedules, track flight duty periods, and calculate potential add pay. It organizes trip details, logs flights, and ensures compliance with aviation regulations, all while keeping data private on your device.

**Highlights:** Reserve management with live countdowns, Automatic add pay calculation, Manual trip building and import, Real-time FDP and FAR 117 compliance, Schedule import from airline systems, Integrated flight logbook

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $7.99 | per month |
| 3 Months | $19.99 | per 3 months |
| Annual | $59.99 | per year |


## Frequently asked questions

### Is Rostr free?

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

### Is Crew Alert App free?

Crew Alert App is free to download, with in-app purchases available.

### Which has better reviews, Rostr or Crew Alert App?

Rostr and Crew Alert App are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Rostr or Crew Alert App have ads?

Rostr shows ads; Crew Alert App does not.

### Which is updated more often, Rostr or Crew Alert App?

Rostr ships an update weekly, and Crew Alert App fortnightly. Most recently, Rostr was updated on October 28, 2026 and Crew Alert App on October 28, 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.*