# SeaNav US vs Navionics® Boating

The clearest difference is price: Navionics® Boating at Free against SeaNav US's $19.99. Navionics® Boating also leads on ratings volume (2.4K vs 100) and update cadence (every 6 weeks vs every 4 months). SeaNav US's advantage is rating (4.3 vs 2.9) and review sentiment (48% vs 22%). On ads, in-app purchases and monetization model there is nothing between them.

Navionics® Boating is free to download; SeaNav US costs $19.99 up front. SeaNav US sells 7 in-app purchases, starting at $7.49 per year and Navionics® Boating sells 15 in-app purchases, starting at $49.99 per year. Whichever you choose, the download price is not the number that matters.

SeaNav US holds the better App Store score, 4.3 against 2.9. That said, the two scores are not equally well evidenced: Navionics® Boating has 2.4K ratings behind it against 100, so its average is the more settled of the two. Written reviews point the same way: 48% of SeaNav US's written reviews are positive against 22% of Navionics® Boating's.

SeaNav US ships an update every 4 months, Navionics® Boating every 6 weeks. The most recent releases landed on October 20, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | SeaNav US | Navionics® Boating |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[4.3 (100 ratings)](https://appshunter.io/ios/app/seanav-us/id632635827/reviews)** | [2.9 (2.4K ratings)](https://appshunter.io/ios/app/navionics-boating/id744920098/reviews) |
| Number of ratings | 100 | **2.4K** |
| Positive reviews | **48.5% of reviews** | 22.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#6** |
| Size | 76 MB | 153 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pocket Mariner Ltd.](https://appshunter.io/developer/719592131) | [Garmin](https://appshunter.io/developer/411046952) |

## What reviewers say

### SeaNav US

[App page](https://appshunter.io/ios/app/seanav-us/id632635827)

Navigate boating trips with high-resolution NOAA marine charts for the USA and Great Lakes. Features include live AIS, augmented reality views, route planning, and offline chart access. Integrates with ActiveCaptain and external devices.

**Highlights:** High-resolution NOAA marine charts, Live AIS ship targets and collision alerts, Augmented Reality camera view, Route planning and tracking, Offline charts, ActiveCaptain integration

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weather charts | $7.49 | per year |
| NOAA US Raster charts | $9.99 | per year |
| Bermuda and BVI Charts | $12.99 | per year |
| UK Charts | $13.99 | per year |
| US Chart Updates | $19.99 | per year |
| Canada Charts | $29.99 | per year |
| Man Overboard & Anchor Watch | $4.99 | one-time |


### Navionics® Boating

[App page](https://appshunter.io/ios/app/navionics-boating/id744920098)

**Currently charting:** #6 Top Grossing · Navigation, #156 Top Free · Navigation (US App Store)

Access detailed nautical charts and advanced boating features offline on your mobile device. Plan trips with dock-to-dock guidance, check weather and tides, and connect with a community of boaters. Ideal for cruising, fishing, sailing, and diving.

**Highlights:** Offline nautical charts, HD bathymetry maps, Dock-to-dock route planning, Weather and tide forecasts, Community edits and recommendations, Track recording and sharing

**Features:** Vision Pro support

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Norway | $49.99 | per year |
| Baltic Sea | $49.99 | per year |
| Australia & New Zealand | $49.99 | per year |
| Africa & Middle East | $49.99 | per year |
| Mexico, Caribbean to Brazil | $49.99 | per year |
| Indian Ocean and South China | $49.99 | per year |
| Pacific Islands | $49.99 | per year |
| US & Canada | $49.99 | per year |
| UK, Ireland & Holland | $49.99 | per year |
| Chile, Argentina&Easter Island | $49.99 | per year |
| China Sea & Japan | $49.99 | per year |
| Central and West Europe | $59.99 | per year |
| Mediterranean & Black Sea | $59.99 | per year |
| Adriatic & Ionian Seas | $69.99 | per year |
| Scandinavia S. & Germany N. | $99.99 | per year |

**What reviewers like**

- 🚀 Great navigation app
- 🗺️ Detailed charts and maps
- ⚓ Useful for boating and sailing
- 💰 Good value for money

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🔒 Login issues and unreliable offline access
- 💰 Expensive subscription model
- 🗺️ Inaccurate or outdated map data

**Reported bugs**

- GPS signal loss and position tracking issues
- Inability to download or access previously purchased maps
- Constant requirement to log in, even offline

**Requested features**

- Add anchor alarm feature
- Improve route planning and waypoint functionality
- Provide better support for multiple devices
- Enhance user interface and customization options


## Frequently asked questions

### Is SeaNav US free?

SeaNav US costs $19.99, and also offers in-app purchases.

### Is Navionics® Boating free?

Navionics® Boating is free to download, with in-app purchases available.

### Which has better reviews, SeaNav US or Navionics® Boating?

SeaNav US is rated higher. SeaNav US averages 4.3 out of 5 from 100 ratings, while Navionics® Boating averages 2.9 from 2.4K ratings.

### Do SeaNav US or Navionics® Boating have ads?

Neither SeaNav US nor Navionics® Boating shows ads.

### Which is updated more often, SeaNav US or Navionics® Boating?

SeaNav US ships an update every 4 months, and Navionics® Boating every 6 weeks. Most recently, SeaNav US was updated on October 20, 2026 and Navionics® Boating on October 21, 2026.

---

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