# FlightDuty vs Crosswind Calculator

The clearest difference is rating: Crosswind Calculator at 4.9 against FlightDuty's 3.8. Crosswind Calculator also leads on review sentiment (100% vs 75%) and price ($0.99 vs $3.99). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

FlightDuty costs $3.99 and Crosswind Calculator $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Crosswind Calculator holds the better App Store score, 4.9 against 3.8. That said, the two scores are not equally well evidenced: Crosswind Calculator has 26 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 75% of FlightDuty's written reviews are positive against 100% of Crosswind Calculator's.

FlightDuty ships an update monthly, Crosswind Calculator every 2 months. The most recent releases landed on October 2, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | FlightDuty | Crosswind Calculator |
| --- | --- | --- |
| Price | $3.99 | **$0.99** |
| Rating | [3.8 (5 ratings)](https://appshunter.io/ios/app/flightduty/id1487091225/reviews) | **[4.9 (26 ratings)](https://appshunter.io/ios/app/crosswind-calculator/id1573261384/reviews)** |
| Number of ratings | 5 | **26** |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Paid | Paid |
| Size | 22 MB | 18 MB |
| Requires iOS | **14.7** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mohammed Alotaibi](https://appshunter.io/developer/455007789) | [Electronic Alchemy](https://appshunter.io/developer/1573261686) |

## What reviewers say

### FlightDuty

[App page](https://appshunter.io/ios/app/flightduty/id1487091225)

Calculate flight duty period limits for augmented and un-augmented crews. This utility app helps pilots adhere to aviation regulations by providing accurate duty period calculations.

**Highlights:** Calculate duty limits, Augmented crew support, Un-augmented crew support, Aviation regulation adherence

**Features:** macOS Compatibility

**In-app purchases:** none


### Crosswind Calculator

[App page](https://appshunter.io/ios/app/crosswind-calculator/id1573261384)

Calculate crosswind, headwind, and tailwind components for aviation takeoffs and landings. Features an intuitive interface with drag and pinch controls, and alerts for exceeding wind limits.

**Highlights:** Calculate crosswind, headwind, tailwind, Fast and easy to use, Intuitive drag and pinch interface, Wind limitation warnings, Supports iPhone and iPad

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

**In-app purchases:** none


## Frequently asked questions

### Is FlightDuty free?

FlightDuty costs $3.99, with no in-app purchases.

### Is Crosswind Calculator free?

Crosswind Calculator costs $0.99, with no in-app purchases.

### Which has better reviews, FlightDuty or Crosswind Calculator?

Crosswind Calculator is rated higher. FlightDuty averages 3.8 out of 5 from 5 ratings, while Crosswind Calculator averages 4.9 from 26 ratings.

### Do FlightDuty or Crosswind Calculator have ads?

Neither FlightDuty nor Crosswind Calculator shows ads.

### Which is updated more often, FlightDuty or Crosswind Calculator?

FlightDuty ships an update monthly, and Crosswind Calculator every 2 months. Most recently, FlightDuty was updated on October 2, 2026 and Crosswind Calculator on October 24, 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.*