# CharterSat vs Navigation Marine

The clearest difference is ads: CharterSat at none against Navigation Marine's shown. Navigation Marine's advantage is update cadence (fortnightly vs every 21 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

CharterSat ships an update every 21 months, Navigation Marine fortnightly. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | CharterSat | Navigation Marine |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 21 months | **Fortnightly** |
| Monetization | — | Ad-supported |
| Size | 17 MB | 8 MB |
| Requires iOS | 13.4 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fastmedia srl](https://appshunter.io/developer/639599230) | [Andrea Bisegna](https://appshunter.io/developer/1069174556) |

## What reviewers say

### CharterSat

[App page](https://appshunter.io/ios/app/chartersat/id639598987)

**Features:** macOS Compatibility

**In-app purchases:** none


### Navigation Marine

[App page](https://appshunter.io/ios/app/navigation-marine/id1450245637)

This marine navigation tool provides essential functions for sailors, yachts, and boats. It includes a speedometer, position tracking, waypoint management, distance measurement, and course guidance to waypoints.

**Highlights:** Speedometer (knots, mph, km/h), Course Over Ground, Position tracking, Waypoint marking and editing, Distance measurement (nautical miles, meters), Course to Waypoint

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CharterSat free?

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

### Is Navigation Marine free?

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

### Do CharterSat or Navigation Marine have ads?

Navigation Marine shows ads; CharterSat does not.

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

CharterSat ships an update every 21 months, and Navigation Marine fortnightly. Most recently, CharterSat was updated on October 26, 2026 and Navigation Marine on October 27, 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.*