# iNavX vs Marine Navigation

The clearest difference is price: iNavX at Free against Marine Navigation's $19.99. iNavX also leads on review sentiment (44% vs 30%) and chart position (#106 vs unranked). Marine Navigation's advantage is in-app purchases (none vs 11) and ads (none vs shown). On monetization model and device support there is nothing between them.

iNavX is free to download; Marine Navigation costs $19.99 up front. iNavX sells 11 in-app purchases, starting at $9.99 per month. Marine Navigation asks for nothing beyond the download.

iNavX ships an update every 5 weeks, Marine Navigation weekly. The most recent releases landed on September 28, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | iNavX | Marine Navigation |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Rating | **[4.8 (22K ratings)](https://appshunter.io/ios/app/inavx-marine-navigation/id286616280/reviews)** | — |
| Number of ratings | **22K** | — |
| Positive reviews | **43.7% of reviews** | 29.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#106** | — |
| Size | 298 MB | 107 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [NavX Studios LLC](https://appshunter.io/developer/286616283) | [Marco Palaferri](https://appshunter.io/developer/395030821) |

## What reviewers say

### iNavX

[App page](https://appshunter.io/ios/app/inavx-marine-navigation/id286616280)

**Currently charting:** #106 Top Grossing · Navigation (US App Store)

This app provides comprehensive marine navigation tools, including worldwide chart coverage, weather forecasts, and AIS integration. It allows users to plan routes, track their position, and connect with onboard instruments for a complete boating experience.

**Highlights:** Worldwide marine chart access, Real-time GPS plotting, Waypoint and route management, GRIB weather forecasts, AIS integration, Nautical instrument connectivity

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Theyr Premium - Mobile (Monthly) for iOS | $9.99 | per month |
| iNavX Professional+ USA | $29.99 | per year |
| Navionics+ USA/Canada (iPhone) | $29.99 | per year |
| Navionics+ Caribbean (iPhone) | $44.99 | per year |
| Theyr Premium Weather | $49.99 | per year |
| iNavX Professional+ USA Canada | $59.99 | per year |
| C-MAP World Chart | $59.99 | per year |
| Explorer Chartbooks - Bahamas | $69.99 | per year |
| Navionics+ USA/Canada (iPad) | $79.99 | per year |
| Navionics+ Caribbean (iPad) | $79.99 | per year |
| AIS Live | $99.99 | per year |

**What reviewers like**

- 🚀 Accurate and precise navigation
- 📊 Comprehensive charting and navigation features
- 🛠️ Customizable instrument settings
- 🔄 Redundancy across devices
- 💨 Reliable performance over many years

**What reviewers complain about**

- 🤔 Clunky and unintuitive user interface
- 🗺️ Cumbersome chart management and downloading
- 🔋 Battery drain issues
- 💰 Expensive subscription model for charts
- 🐛 Stability issues and crashes

**Reported bugs**

- Inability to remove waypoints
- Inconsistent behavior when transitioning International Date Line
- Disappearing or missing chart data

**Requested features**

- Seamless chart switching and panning
- Integrated tidal and current data
- Support for more chart types and providers
- Improved route planning and editing tools
- Automatic chart updates and management


### Marine Navigation

[App page](https://appshunter.io/ios/app/marine-navigation/id528948720)

This app offers a one-time purchase offline GPS chartplotter, giving you lifetime ownership of your maps without subscriptions or data tracking. It provides reliable navigation for sailors and fishermen, with an optional PRO subscription for advanced features.

**Highlights:** Offline GPS chartplotter, One-time purchase, own forever, Proprietary S57 engine, Unlimited custom maps, Global offline tides, Fish forecast

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iNavX free?

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

### Is Marine Navigation free?

Marine Navigation costs $19.99, with no in-app purchases.

### Do iNavX or Marine Navigation have ads?

iNavX shows ads; Marine Navigation does not.

### Which is updated more often, iNavX or Marine Navigation?

iNavX ships an update every 5 weeks, and Marine Navigation weekly. Most recently, iNavX was updated on September 28, 2026 and Marine Navigation on September 24, 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.*