# Marine Navigation Lite vs SeaNav

The clearest difference is review sentiment: SeaNav at 55% against Marine Navigation Lite's 3%. SeaNav also leads on ads (none vs shown). Marine Navigation Lite's advantage is update cadence (weekly vs monthly). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Marine Navigation Lite sells 10 in-app purchases, starting at $0.99 per 6 months and SeaNav sells 18 in-app purchases, starting at $4.99 per year. Whichever you choose, the download price is not the number that matters.

Marine Navigation Lite ships an update weekly, SeaNav monthly. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Marine Navigation Lite | SeaNav |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (251 ratings)](https://appshunter.io/ios/app/seanav/id857841271/reviews)** |
| Number of ratings | — | **251** |
| Positive reviews | 3.4% of reviews | **54.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 106 MB | 158 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [Marco Palaferri](https://appshunter.io/developer/395030821) | [Pocket Mariner Ltd.](https://appshunter.io/developer/719592131) |

## What reviewers say

### Marine Navigation Lite

[App page](https://appshunter.io/ios/app/marine-navigation-lite/id609276931)

This app offers offline GPS charting for marine use, allowing users to own their maps permanently. It provides advanced navigation tools, custom map creation from any image, and respects user privacy by not tracking or selling data.

**Highlights:** Lifetime map ownership, Offline GPS charting, Custom map creation from images, Global offline tides, Fish forecast, Advanced visual waypoints

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads SixMonths | $0.99 | per 6 months |
| Monthly Subscription | $0.99 | per month |
| Remove Ads (1 Year) | $1.49 | per year |
| 6 Months  Subscription | $4.49 | per 6 months |
| Update to Full Version 6Months | $4.99 | per 6 months |
| Pro | $5.99 | per year |
| Update to Full Version 1 Year | $6.99 | per year |
| 1 Year Subscription | $7.99 | per year |
| Remove Ads Forever | $2.99 | one-time |
| Full Version Forever | $19.99 | one-time |


### 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 (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weather charts | $4.99 | per year |
| New Zealand Charts | $5.99 | per year |
| NOAA US Raster Charts | $9.99 | per year |
| US Charts | $9.99 | per month |
| Pro Features | $10.49 | per year |
| Bermuda and BVI Charts | $12.99 | per year |
| Italy, Sardinia and Sicily | $17.99 | per year |
| Norwegian Charts | $18.49 | per year |
| US Charts | $19.99 | per year |
| Portuguese Charts | $19.99 | per year |
| BE & NL Charts | $20.99 | per year |
| Spanish Charts | $24.99 | per year |
| UK & IE Charts | $24.99 | per year |
| French Charts | $24.99 | per year |
| Canadian Charts | $26.99 | per year |
| Croatian Charts | $28.49 | 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


## Frequently asked questions

### Is Marine Navigation Lite free?

Marine Navigation Lite is free to download, with in-app purchases available.

### Is SeaNav free?

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

### Do Marine Navigation Lite or SeaNav have ads?

Marine Navigation Lite shows ads; SeaNav does not.

### Which is updated more often, Marine Navigation Lite or SeaNav?

Marine Navigation Lite ships an update weekly, and SeaNav monthly. Most recently, Marine Navigation Lite was updated on October 24, 2026 and SeaNav on October 26, 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.*