# Imray Navigator vs GoAstern

The clearest difference is in-app purchases: GoAstern at none against Imray Navigator's 12. GoAstern also leads on update cadence (every 3 days vs every 2 months). Imray Navigator's advantage is iOS requirement (12.0 vs 18.1). On price, ads and device support there is nothing between them.

Both are free to download. Imray Navigator sells 12 in-app purchases, starting at $37.99 per year. GoAstern asks for nothing beyond the download.

Imray Navigator ships an update every 2 months, GoAstern every 3 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Imray Navigator | GoAstern |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (7 ratings)](https://appshunter.io/ios/app/imray-navigator/id1184853123/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 19.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Subscription | — |
| Size | 167 MB | 12 MB |
| Requires iOS | **12.0** | 18.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [FB Imray Laurie Norie & Wilson GmbH](https://appshunter.io/developer/1871410394) | [Mark Olliver](https://appshunter.io/developer/1896276887) |

## What reviewers say

### Imray Navigator

[App page](https://appshunter.io/ios/app/imray-navigator/id1184853123)

This marine chart plotter provides nautical charts for various sea activities. Plan passages, create routes, and share tracks. Offers GPS, tides, and AIS integration for comprehensive navigation.

**Highlights:** Nautical charts from Imray and other publishers, Passage planning and route creation, Share tracks and waypoints, GPS and instrument integration, Tides and AIS functionality, Quarterly chart updates

**Features:** Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SHOM1 Biscay | $37.99 | per year |
| SHOM2 Med France & Corsica | $37.99 | per year |
| NL1800 Netherlands | $37.99 | per year |
| Imray ID10 North Sea yearly subscription | $39.99 | per year |
| Imray ID20 English Channel yearly subscription | $39.99 | per year |
| Imray ID40 Atlantic France, Iberia and Atlantic Islands yearly subscription | $39.99 | per year |
| Imray ID50 West Mediterranean yearly subscription | $39.99 | per year |
| Imray ID60 Central Mediterranean yearly subscription | $39.99 | per year |
| Imray ID70 East Mediterranean yearly subscription | $39.99 | per year |
| Imray ID100 East Caribbean yearly subscription | $39.99 | per year |
| Imray ID30 West Britain and Ireland yearly subscription | $39.99 | per year |
| SHOM3 North France | $44.99 | per year |


### GoAstern

[App page](https://appshunter.io/ios/app/goastern/id6766324562)

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

**In-app purchases:** none


## Frequently asked questions

### Is Imray Navigator free?

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

### Is GoAstern free?

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

### Do Imray Navigator or GoAstern have ads?

Neither Imray Navigator nor GoAstern shows ads.

### Which is updated more often, Imray Navigator or GoAstern?

Imray Navigator ships an update every 2 months, and GoAstern every 3 days. Most recently, Imray Navigator was updated on October 26, 2026 and GoAstern on October 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.*