# N2KView® Mobile vs AirmarCAST™

The clearest difference is rating: N2KView® Mobile at 4.3 against AirmarCAST™'s 2.6. N2KView® Mobile also leads on iOS requirement (9.0 vs 16). AirmarCAST™'s advantage is review sentiment (25% vs 0%) and update cadence (every 3 months vs every 6 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

N2KView® Mobile holds the better App Store score, 4.3 against 2.6. Both are backed by a comparable volume of ratings — 4 and 5 respectively. Written reviews complicate that: 0% of N2KView® Mobile's written reviews are positive against 25% of AirmarCAST™'s, so the app with the better star average is not the one people write more warmly about.

N2KView® Mobile ships an update every 6 months, AirmarCAST™ every 3 months. The most recent releases landed on August 19, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | N2KView® Mobile | AirmarCAST™ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/n2kview-mobile/id436218724/reviews)** | [2.6 (5 ratings)](https://appshunter.io/ios/app/airmarcast/id1492428585/reviews) |
| Number of ratings | 4 | **5** |
| Positive reviews | 0.0% of reviews | **25.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 52 MB | 112 MB |
| Requires iOS | **9.0** | 16 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Raymarine UK Limited](https://appshunter.io/developer/456592425) | [Airmar Technology Inc.](https://appshunter.io/developer/1062316789) |

## What reviewers say

### N2KView® Mobile

[App page](https://appshunter.io/ios/app/n2kview-mobile/id436218724)

Monitor and control your vessel's systems remotely. View engine data, tank levels, navigation instruments, and more. Customize your display with a wide range of parameters and control types.

**Highlights:** Vessel systems monitoring, Remote access, Engine and genset data, Tank level monitoring, Navigation instrument display, Customizable screens, 276 parameters to monitor

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

**In-app purchases:** none


### AirmarCAST™

[App page](https://appshunter.io/ios/app/airmarcast/id1492428585)

Configure and calibrate your boat's Bluetooth-enabled multisensors and modules directly from your mobile device. View real-time data on detailed gauges and perform advanced calibrations for speed, temperature, and attitude without extra hardware.

**Highlights:** Bluetooth sensor connection, Real-time data display, Intuitive navigation, Speed, temperature, attitude calibration, On-board GPS speed comparison, Advanced speed calibration wizards

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

**In-app purchases:** none


## Frequently asked questions

### Is N2KView® Mobile free?

N2KView® Mobile is free to download, with no in-app purchases.

### Is AirmarCAST™ free?

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

### Which has better reviews, N2KView® Mobile or AirmarCAST™?

N2KView® Mobile is rated higher. N2KView® Mobile averages 4.3 out of 5 from 4 ratings, while AirmarCAST™ averages 2.6 from 5 ratings.

### Do N2KView® Mobile or AirmarCAST™ have ads?

Neither N2KView® Mobile nor AirmarCAST™ shows ads.

### Which is updated more often, N2KView® Mobile or AirmarCAST™?

N2KView® Mobile ships an update every 6 months, and AirmarCAST™ every 3 months. Most recently, N2KView® Mobile was updated on August 19, 2026 and AirmarCAST™ on September 8, 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.*