# AeroAltitude vs ISA Deviation Calculator

The clearest difference is chart position: AeroAltitude at #154 against ISA Deviation Calculator's unranked. AeroAltitude also leads on price ($2.29 vs $3.99) and device support (4 vs 2). On ads, in-app purchases and iOS requirement there is nothing between them.

AeroAltitude costs $2.29 and ISA Deviation Calculator $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | AeroAltitude | ISA Deviation Calculator |
| --- | --- | --- |
| Price | **$2.29** | $3.99 |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/aeroaltitude/id1186339144/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Paid | — |
| Best chart rank | **#154** | — |
| Size | 12 MB | 32 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lakehorn AG](https://appshunter.io/developer/288286082) | [Omar Mando Pol](https://appshunter.io/developer/1895425536) |

## What reviewers say

### AeroAltitude

[App page](https://appshunter.io/ios/app/aeroaltitude/id1186339144)

**Currently charting:** #154 Top Paid · Navigation (US App Store)

This app calculates pressure and density altitudes using GPS, barometer, and airport METAR data. It offers manual input options and displays airport information, including charts on larger screens. A watch app and customizable units enhance its usability for pilots.

**Highlights:** Pressure and density altitude calculation, GPS and barometer integration, METAR data display, Airport database search, Watch app support, Customizable units, Data sharing

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### ISA Deviation Calculator

[App page](https://appshunter.io/ios/app/isa-deviation-calculator/id6763664276)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AeroAltitude free?

AeroAltitude costs $2.29, with no in-app purchases.

### Is ISA Deviation Calculator free?

ISA Deviation Calculator costs $3.99, with no in-app purchases.

### Do AeroAltitude or ISA Deviation Calculator have ads?

Neither AeroAltitude nor ISA Deviation Calculator 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.*