# Wärtsilä iSailor vs NAVTOR NavFleet

The clearest difference is in-app purchases: NAVTOR NavFleet at none against Wärtsilä iSailor's 10. Wärtsilä iSailor's advantage is update cadence (every 3 weeks vs every 5 months) and rating (3.3 vs 3.0). On price, ads and device support there is nothing between them.

Both are free to download. Wärtsilä iSailor sells 10 in-app purchases, starting at $4.99 per year. NAVTOR NavFleet asks for nothing beyond the download.

Wärtsilä iSailor holds the better App Store score, 3.3 against 3.0. That said, the two scores are not equally well evidenced: Wärtsilä iSailor has 12 ratings behind it against 2, so its average is the more settled of the two.

Wärtsilä iSailor ships an update every 3 weeks, NAVTOR NavFleet every 5 months. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Wärtsilä iSailor | NAVTOR NavFleet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (12 ratings)](https://appshunter.io/ios/app/wartsila-isailor/id398456162/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/navtor-navfleet/id554973525/reviews) |
| Number of ratings | **12** | 2 |
| Positive reviews | 44.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#176** | — |
| Size | 55 MB | 35 MB |
| Requires iOS | **13** | 15.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wartsila Voyage Sweden AB](https://appshunter.io/developer/398456165) | [NAVTOR](https://appshunter.io/developer/554973528) |

## What reviewers say

### Wärtsilä iSailor

[App page](https://appshunter.io/ios/app/wartsila-isailor/id398456162)

**Currently charting:** #176 Top Grossing · Navigation (US App Store)

This marine navigation app offers clear presentation of navigational information and electronic charts for amateur seafarers. It supports accurate TX-97 vector charts and provides various optional services like weather and AIS data.

**Highlights:** Electronic chart display, GPS and AIS integration, Route creation and monitoring, Weather and tide information, Chart correction service, User object sharing

**Features:** Apple Watch app

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| USA. Pacific Coast. CA | $4.99 | per year |
| USA. Ri to the Canadian border | $4.99 | per year |
| USA.  Nantucket to Cap May, NJ | $4.99 | per year |
| USA.Chesapeake & Delaware bays | $4.99 | per year |
| USA. Norfolk to Jacksonville | $4.99 | per year |
| USA. Atlantic Coast. Florida | $4.99 | per year |
| USA. Gulf Coast. Florida | $4.99 | per year |
| USA. Pacific Coast. WA | $4.99 | per year |
| Caribbean Sea. Lesser Antilles | $10.99 | per year |
| AIS Receiver Support | $11.99 | one-time |

**What reviewers like**

- ✨ Excellent app for navigation
- 🗺️ Accurate and detailed charts
- 💰 Good value for money
- 🛳️ Reliable for offshore sailing
- 🔍 Helpful features like anchor alarm

**What reviewers complain about**

- 🐛 Crashes and bugs after updates
- 🔄 Issues with restoring purchased charts
- 💰 Expensive subscription model for chart updates
- 🗺️ Missing or incomplete chart data in some regions
- 🔧 Poor customer support and lack of communication

**Reported bugs**

- GPS position issues on iOS devices
- NMEA data not working after updates
- Inability to scroll past the date line
- Purchased charts not downloading properly

**Requested features**

- Automatic route planning
- Integration with boat's autopilot
- Improved weather and tidal data
- Cross-platform sync for user data
- Better AIS target display and management


### NAVTOR NavFleet

[App page](https://appshunter.io/ios/app/navtor-navfleet/id554973525)

Monitor and track your vessel's real-time location, optimize routes, and manage voyages efficiently. Gain operational insight and situational awareness for safe, smart, and sustainable shipping.

**Highlights:** Real-time vessel tracking, Voyage planning and monitoring, Order management, Speed and weather condition tracking, Operational insight and situational awareness

**In-app purchases:** none


## Frequently asked questions

### Is Wärtsilä iSailor free?

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

### Is NAVTOR NavFleet free?

NAVTOR NavFleet is free to download, with no in-app purchases.

### Which has better reviews, Wärtsilä iSailor or NAVTOR NavFleet?

Wärtsilä iSailor is rated higher. Wärtsilä iSailor averages 3.3 out of 5 from 12 ratings, while NAVTOR NavFleet averages 3.0 from 2 ratings.

### Do Wärtsilä iSailor or NAVTOR NavFleet have ads?

Neither Wärtsilä iSailor nor NAVTOR NavFleet shows ads.

### Which is updated more often, Wärtsilä iSailor or NAVTOR NavFleet?

Wärtsilä iSailor ships an update every 3 weeks, and NAVTOR NavFleet every 5 months. Most recently, Wärtsilä iSailor was updated on November 6, 2026 and NAVTOR NavFleet on November 1, 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.*