# Pressurisation vs MEL Date

The clearest difference is price: Pressurisation at Free against MEL Date's $0.99. On rating, ratings volume, ads and in-app purchases there is nothing between them.

Pressurisation is free to download; MEL Date costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Pressurisation against 5.0 for MEL Date. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | Pressurisation | MEL Date |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/pressurisation/id956245284/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/mel-date/id6476555227/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | **Free** | Paid |
| Size | 9 MB | 4 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Riccardo Arrigoni](https://appshunter.io/developer/956245283) | [htin kyaw](https://appshunter.io/developer/1727112077) |

## What reviewers say

### Pressurisation

[App page](https://appshunter.io/ios/app/pressurisation/id956245284)

Visualize aircraft cabin pressurization with realistic cockpit instruments. Explore different aircraft types and monitor key metrics like cabin altitude and differential pressure. Ideal for aviation enthusiasts and students.

**Highlights:** Cockpit-style instrument displays, Multiple aircraft type modes, Cabin altitude monitoring, Differential pressure display, Cabin climb rate indicator, Ground speed display

**In-app purchases:** none


### MEL Date

[App page](https://appshunter.io/ios/app/mel-date/id6476555227)

This utility calculates expiry dates for specific categories (B, C, D) with a single click. It also includes functionality for CAT A date and flight hour calculations.

**Highlights:** CAT B, C, D expiry date calculation, CAT A date calculation, Flight hour calculation, One-click expiry lookup

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pressurisation free?

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

### Is MEL Date free?

MEL Date costs $0.99, with no in-app purchases.

### Which has better reviews, Pressurisation or MEL Date?

Pressurisation and MEL Date are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Pressurisation or MEL Date have ads?

Neither Pressurisation nor MEL Date 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.*