# SeaNav US vs Argo Navigation

The clearest difference is price: Argo Navigation at Free against SeaNav US's $19.99. Argo Navigation also leads on rating (4.9 vs 4.3) and review sentiment (85% vs 48%). On ads, in-app purchases, monetization model and chart position there is nothing between them.

Argo Navigation 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 Argo Navigation sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Argo Navigation holds the better App Store score, 4.9 against 4.3. That said, the two scores are not equally well evidenced: Argo Navigation has 6.2K 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 85% of Argo Navigation's.

SeaNav US ships an update every 4 months, Argo Navigation every 4 days. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | SeaNav US | Argo Navigation |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | [4.3 (100 ratings)](https://appshunter.io/ios/app/seanav-us/id632635827/reviews) | **[4.9 (6.2K ratings)](https://appshunter.io/ios/app/argo-navigation-boat-gps-map/id1463869636/reviews)** |
| Number of ratings | 100 | **6.2K** |
| Positive reviews | 48.5% of reviews | **84.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 days** |
| Monetization | Free with in-app purchases | Freemium |
| Best chart rank | #197 | **#91** |
| Size | 76 MB | 139 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pocket Mariner Ltd.](https://appshunter.io/developer/719592131) | [ARGO TECHNOLOGIES, LLC](https://appshunter.io/developer/1463869635) |

## What reviewers say

### SeaNav US

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

**Currently charting:** #197 Top Paid · Navigation (US App Store)

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 |


### Argo Navigation

[App page](https://appshunter.io/ios/app/argo-navigation-boat-gps-map/id1463869636)

**Currently charting:** #91 Top Grossing · Navigation (US App Store)

This free marine navigation app provides NOAA charts, depth surveys, and points of interest for US waters. It allows users to plot routes, share locations, and access community-reported hazards. Premium features offer advanced routing, weather forecasts, and tide predictions.

**Highlights:** NOAA charts and USACE depth surveys, 500,000+ marinas, anchorages, and fuel docks, Community-reported hazards, Route plotting with ETA and fuel use, Live location sharing, Offline chart downloads, Marine weather and tides

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Canada Charts | $2.99 | per month |
| Argo Premium Monthly | $6.99 | per month |
| Argo Canada Charts | $9.99 | per year |
| Argo Premium | $39.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate navigation
- 💡 Helpful social features
- 🔋 Good battery life
- 🔒 Reliable app performance

**What reviewers complain about**

- 🐛 Occasional app crashes
- 🗺️ Limited map coverage in some areas
- 🔍 Difficulty finding certain locations

**Reported bugs**

- Login/account creation issues
- Slow map loading times

**Requested features**

- Improved offline map capabilities
- Integration with marine weather data
- Enhanced route planning tools


## Frequently asked questions

### Is SeaNav US free?

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

### Is Argo Navigation free?

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

### Which has better reviews, SeaNav US or Argo Navigation?

Argo Navigation is rated higher. SeaNav US averages 4.3 out of 5 from 100 ratings, while Argo Navigation averages 4.9 from 6.2K ratings.

### Do SeaNav US or Argo Navigation have ads?

Neither SeaNav US nor Argo Navigation shows ads.

### Which is updated more often, SeaNav US or Argo Navigation?

SeaNav US ships an update every 4 months, and Argo Navigation every 4 days. Most recently, SeaNav US was updated on November 6, 2026 and Argo Navigation on November 7, 2026.

### Which is more popular, SeaNav US or Argo Navigation?

SeaNav US currently peaks at #197 in the App Store charts, and Argo Navigation at #91. Chart position reflects recent download velocity rather than total install base.

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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.*