# NRST vs AeroAltitude

The clearest difference is price: NRST at Free against AeroAltitude's $2.29. AeroAltitude's advantage is in-app purchases (none vs 6) and rating (4.8 vs 4.6). On ratings volume, update cadence, ads and device support there is nothing between them.

NRST is free to download; AeroAltitude costs $2.29 up front. NRST sells 6 in-app purchases, starting at $0.99 per year. AeroAltitude asks for nothing beyond the download.

AeroAltitude holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 9 and 5 respectively. Written reviews point the same way: 47% of NRST's written reviews are positive against 60% of AeroAltitude's.

NRST ships an update every 4 months, AeroAltitude every 2 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | NRST | AeroAltitude |
| --- | --- | --- |
| Price | **Free** | $2.29 |
| Rating | [4.6 (9 ratings)](https://appshunter.io/ios/app/nrst/id828514590/reviews) | **[4.8 (5 ratings)](https://appshunter.io/ios/app/aeroaltitude/id1186339144/reviews)** |
| Number of ratings | **9** | 5 |
| Positive reviews | 46.9% of reviews | **60.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Subscription | **Paid** |
| Size | 50 MB | 12 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad, Apple Watch | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Toonsy Net](https://appshunter.io/developer/319239704) | [Lakehorn AG](https://appshunter.io/developer/288286082) |

## What reviewers say

### NRST

[App page](https://appshunter.io/ios/app/nrst/id828514590)

This app helps pilots navigate by providing essential airport information, including distance, elevation, and required descent rates. It offers real-time data updates and customizable descent settings for various aircraft types. Worldwide airport coverage is available, with daily database updates.

**Highlights:** Real-time airport data, Customizable descent rate, Worldwide airport coverage, Filter airports by runway, Glide distance calculation, Watch app integration

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Early Adopter Device Subscription | $0.99 | per year |
| Early Adopter Device and Watch Bronze | $1.99 | per year |
| Device Only | $11.99 | per year |
| Device Only | $14.99 | per year |
| Device and Watch | $17.99 | per year |
| Device and Watch | $24.99 | per year |


### AeroAltitude

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

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


## Frequently asked questions

### Is NRST free?

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

### Is AeroAltitude free?

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

### Which has better reviews, NRST or AeroAltitude?

AeroAltitude is rated higher. NRST averages 4.6 out of 5 from 9 ratings, while AeroAltitude averages 4.8 from 5 ratings.

### Do NRST or AeroAltitude have ads?

Neither NRST nor AeroAltitude shows ads.

### Which is updated more often, NRST or AeroAltitude?

NRST ships an update every 4 months, and AeroAltitude every 2 months. Most recently, NRST was updated on November 1, 2026 and AeroAltitude on November 2, 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.*