# Holdover Calculator vs MentalCrosswind

The clearest difference is rating: Holdover Calculator at 5.0 against MentalCrosswind's 4.0. Holdover Calculator also leads on review sentiment (83% vs 50%) and chart position (#191 vs unranked). MentalCrosswind's advantage is in-app purchases (none vs 1) and ratings volume (3 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Holdover Calculator sells 1 in-app purchase, starting at $9.99 per year. MentalCrosswind asks for nothing beyond the download.

Holdover Calculator holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews point the same way: 83% of Holdover Calculator's written reviews are positive against 50% of MentalCrosswind's.

## The numbers

| Metric | Holdover Calculator | MentalCrosswind |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/holdover-calculator/id768019181/reviews)** | [4.0 (3 ratings)](https://appshunter.io/ios/app/mentalcrosswind/id1613606869/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | **83.3% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Subscription | **Free** |
| Best chart rank | **#191** | — |
| Size | 24 MB | 1 MB |
| Requires iOS | 26.0 | **15.2** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kilo Lima Management, LLC](https://appshunter.io/developer/767164799) | [Brice Rosenzweig](https://appshunter.io/developer/315123923) |

## What reviewers say

### Holdover Calculator

[App page](https://appshunter.io/ios/app/holdover-calculator/id768019181)

**Currently charting:** #191 Top Grossing · Weather (US App Store)

This tool simplifies the calculation of aircraft de-icing fluid holdover times. It offers manual input or automatic weather data retrieval for quick and accurate results. The app provides alerts for expired times and includes a pre-takeoff check timer.

**Highlights:** Accurate holdover time verification, User-friendly input display, Automatic METAR weather retrieval, Location-based METAR search, Active holdover time countdown, Audible and visible expiration alerts, Pre-takeoff contamination check timer

**Features:** Apple Watch app, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Year Subscription | $9.99 | per year |


### MentalCrosswind

[App page](https://appshunter.io/ios/app/mentalcrosswind/id1613606869)

This app helps student pilots quickly understand wind announcements from air traffic control. It generates random wind configurations and announces them, allowing users to practice mentally calculating crosswind components before viewing a graphical and numerical representation.

**Highlights:** Random wind configuration generation, Verbal wind announcements, Graphical wind display, Numerical crosswind and direct wind components, Practice and analysis modes, METAR wind integration, Location-based nearest airport wind

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

**In-app purchases:** none


## Frequently asked questions

### Is Holdover Calculator free?

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

### Is MentalCrosswind free?

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

### Which has better reviews, Holdover Calculator or MentalCrosswind?

Holdover Calculator is rated higher. Holdover Calculator averages 5.0 out of 5 from 1 ratings, while MentalCrosswind averages 4.0 from 3 ratings.

### Do Holdover Calculator or MentalCrosswind have ads?

Neither Holdover Calculator nor MentalCrosswind shows ads.

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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.*