# SeaNav vs WinGPS Marine

The clearest difference is review sentiment: SeaNav at 55% against WinGPS Marine's 0%. SeaNav also leads on rating (4.4 vs 1.3) and ratings volume (251 vs 3). WinGPS Marine's advantage is in-app purchases (none vs 10) and iOS requirement (13.1 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SeaNav sells 10 in-app purchases, starting at $4.99 per year. WinGPS Marine asks for nothing beyond the download.

SeaNav holds the better App Store score, 4.4 against 1.3. That said, the two scores are not equally well evidenced: SeaNav has 251 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 55% of SeaNav's written reviews are positive against 0% of WinGPS Marine's.

SeaNav ships an update monthly, WinGPS Marine every 2 months. The most recent releases landed on November 11, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | SeaNav | WinGPS Marine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (251 ratings)](https://appshunter.io/ios/app/seanav/id857841271/reviews)** | [1.3 (3 ratings)](https://appshunter.io/ios/app/wingps-marine/id1398954055/reviews) |
| Number of ratings | **251** | 3 |
| Positive reviews | **54.7% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 158 MB | 60 MB |
| Requires iOS | 16.0 | **13.1** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pocket Mariner Ltd.](https://appshunter.io/developer/719592131) | [Stentec Software](https://appshunter.io/developer/1398954054) |

## What reviewers say

### SeaNav

[App page](https://appshunter.io/ios/app/seanav/id857841271)

This app provides high-resolution marine charts, route planning, and real-time navigation for boaters. It offers features like AIS ship tracking, tide and weather information, and offline chart access. Advanced capabilities include augmented reality views and autopilot integration.

**Highlights:** High-resolution marine charts, Autoroute planning, Real-time GPS navigation, AIS ship tracking, Tides and weather, Offline chart access, Augmented Reality View

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weather charts | $4.99 | per year |
| NOAA US Raster Charts | $9.99 | per year |
| US Charts | $9.99 | per month |
| Pro Features | $10.49 | per year |
| US Charts | $19.99 | per year |
| UK & IE Charts | $24.99 | per year |
| French Charts | $24.99 | per year |
| Canadian Charts | $26.99 | per year |
| Man Overboard & Anchor Watch | $4.99 | one-time |
| Pro Features | $14.99 | one-time |

**What reviewers like**

- 👍 Easy to use and great price
- 👍 Much easier to use than competitors
- 👍 UKHO Charts at a reasonable price
- 👍 Intuitive interface, clear and uncluttered
- 👍 Supports NMEA data integration

**What reviewers complain about**

- 🐛 Frozen/locked app
- 💰 Neil and dime for everything
- ❌ Not picking up vessels or ship traffic
- ❌ Charts not good, weather not working
- ❌ Difficult to download and update charts

**Reported bugs**

- Frozen/locked app
- Not picking up vessels or ship traffic
- App does not open
- Crashes after crashes
- Sailing mode crash

**Requested features**

- Can you see water depth on Apple Watch?
- Download all purchased charts button
- Update all purchased charts button
- Legend for symbols and colors
- Brief chart reading explainer


### WinGPS Marine

[App page](https://appshunter.io/ios/app/wingps-marine/id1398954055)

This app provides onboard navigation for various watercraft. It displays your GPS position, speed, and course, and allows you to download nautical charts with depth information and navigational aids. Set waypoints and sail to your destination with guidance on course and distance.

**Highlights:** Real-time GPS position, speed, and course tracking, Downloadable nautical charts with depth and aids, Waypoint navigation with Course to Go, Waterway network information (bridges, locks), View sailed tracks on charts, Distance circles around GPS position

**In-app purchases:** none


## Frequently asked questions

### Is SeaNav free?

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

### Is WinGPS Marine free?

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

### Which has better reviews, SeaNav or WinGPS Marine?

SeaNav is rated higher. SeaNav averages 4.4 out of 5 from 251 ratings, while WinGPS Marine averages 1.3 from 3 ratings.

### Do SeaNav or WinGPS Marine have ads?

Neither SeaNav nor WinGPS Marine shows ads.

### Which is updated more often, SeaNav or WinGPS Marine?

SeaNav ships an update monthly, and WinGPS Marine every 2 months. Most recently, SeaNav was updated on November 11, 2026 and WinGPS Marine on November 2, 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.*