# Explore with Imray vs NV Charts GPS Navigation AIS

The clearest difference is monetization model: NV Charts GPS Navigation AIS at free with in-app purchases against Explore with Imray's subscription. NV Charts GPS Navigation AIS also leads on review sentiment (54% vs 25%) and update cadence (every 3 weeks vs every 2 months). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Explore with Imray sells 1 in-app purchase, starting at $79.99 per year and NV Charts GPS Navigation AIS sells 10 in-app purchases, starting at $49.99 per year. Whichever you choose, the download price is not the number that matters.

Explore with Imray ships an update every 2 months, NV Charts GPS Navigation AIS every 3 weeks. Both last shipped on November 1, 2026.

## The numbers

| Metric | Explore with Imray | NV Charts GPS Navigation AIS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (115 ratings)](https://appshunter.io/ios/app/nv-charts-gps-navigation-ais/id659569095/reviews)** |
| Number of ratings | — | **115** |
| Positive reviews | 25.0% of reviews | **54.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 94 MB | 78 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [FB Imray Laurie Norie & Wilson GmbH](https://appshunter.io/developer/1871410394) | [NV Chart Group GmbH](https://appshunter.io/developer/659569098) |

## What reviewers say

### Explore with Imray

[App page](https://appshunter.io/ios/app/explore-with-imray/id370885968)

Access Imray's renowned cruising guides and pilot books on your mobile device. This app provides verified sailing directions, marina data, and points of interest for over 17,000 locations, all available offline. Enhance your passage planning and sailing experience with trusted, first-hand researched content.

**Highlights:** Offline cruising guides, Verified pilotage information, Marina and anchorage data, Bookmark and filter locations, Satellite map view, User feedback submission

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Explore Annual Membership | $79.99 | per year |


### NV Charts GPS Navigation AIS

[App page](https://appshunter.io/ios/app/nv-charts-gps-navigation-ais/id659569095)

This app provides digital nautical charts and navigation tools for safe boating. It offers offline chart downloads, real-time AIS tracking, and community-shared points of interest. Plan and share your routes with ease.

**Highlights:** Digital nautical charts, Offline chart downloads, Real-time AIS tracking, Community points of interest, Auto-routing, GPX file export

**Features:** Family Sharing, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Baltic Sea and Kattegat | $49.99 | per year |
| Norway | $49.99 | per year |
| Netherlands | $49.99 | per year |
| Mediterranean East | $49.99 | per year |
| France Atlantik | $49.99 | per year |
| Croatia | $49.99 | per year |
| Caribbean and Bermuda | $49.99 | per year |
| Atlantic Islands | $49.99 | per year |
| Florida and Bahamas | $49.99 | per year |
| Northsea | $49.99 | per year |


## Frequently asked questions

### Is Explore with Imray free?

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

### Is NV Charts GPS Navigation AIS free?

NV Charts GPS Navigation AIS is free to download, with in-app purchases available.

### Do Explore with Imray or NV Charts GPS Navigation AIS have ads?

Neither Explore with Imray nor NV Charts GPS Navigation AIS shows ads.

### Which is updated more often, Explore with Imray or NV Charts GPS Navigation AIS?

Explore with Imray ships an update every 2 months, and NV Charts GPS Navigation AIS every 3 weeks. Most recently, Explore with Imray was updated on November 1, 2026 and NV Charts GPS Navigation AIS on November 1, 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.*