# SeaNav vs GOWAY Montpellier

The clearest difference is in-app purchases: GOWAY Montpellier at none against SeaNav's 10. GOWAY Montpellier also leads on update cadence (every 4 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

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

SeaNav ships an update monthly, GOWAY Montpellier every 4 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SeaNav | GOWAY Montpellier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (251 ratings)](https://appshunter.io/ios/app/seanav/id857841271/reviews)** | — |
| Number of ratings | **251** | — |
| Positive reviews | 54.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 158 MB | 47 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pocket Mariner Ltd.](https://appshunter.io/developer/719592131) | [FLORENT JULIEN REMY](https://appshunter.io/developer/6774137589) |

## 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


### GOWAY Montpellier

[App page](https://appshunter.io/ios/app/goway-montpellier/id6806571587)

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

**In-app purchases:** none


## Frequently asked questions

### Is SeaNav free?

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

### Is GOWAY Montpellier free?

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

### Do SeaNav or GOWAY Montpellier have ads?

Neither SeaNav nor GOWAY Montpellier shows ads.

### Which is updated more often, SeaNav or GOWAY Montpellier?

SeaNav ships an update monthly, and GOWAY Montpellier every 4 days. Most recently, SeaNav was updated on November 1, 2026 and GOWAY Montpellier on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*