# Sailserver vs Port King

The clearest difference is monetization model: Sailserver at free against Port King's paid. Port King's advantage is update cadence (monthly vs every 8 months) and review sentiment (71% vs 50%). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sailserver ships an update every 8 months, Port King monthly. The most recent releases landed on October 3, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Sailserver | Port King |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | **71.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Monthly** |
| Monetization | **Free** | Paid |
| Size | 53 MB | 35 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sailserver Aps](https://appshunter.io/developer/1560980569) | [Skipperfriends](https://appshunter.io/developer/1644855072) |

## What reviewers say

### Sailserver

[App page](https://appshunter.io/ios/app/sailserver/id1560980567)

This app automatically logs your sailing trips, providing an online, up-to-date record. It also monitors your boat's position and alerts you to changes, and allows you to share your sailing adventures with friends and family.

**Highlights:** Automatic sailing logbook, Boat position monitoring and alerts, Share sailing trips with friends/family, Connect with and follow other sailors, View nearby boats in the Clubhouse, Detailed weather map and forecast, Connects to boat instruments (NMEA 2000/0183, SeaTalk)

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

**In-app purchases:** none


### Port King

[App page](https://appshunter.io/ios/app/port-king/id1644855070)

Learn and master safe port and anchor maneuvers with 28 instructional videos. This app provides clear guidance for various docking and anchoring situations, designed by experienced skippers to ensure stress-free port entries and exits for all skill levels.

**Highlights:** 28 instructional videos, Harbor and anchor maneuvers, Docking/undocking alongside, Mediterranean mooring, Docking/undocking on piles, Anchoring at sea/harbor

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

**In-app purchases:** none


## Frequently asked questions

### Is Sailserver free?

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

### Is Port King free?

Port King is free to download, with no in-app purchases.

### Do Sailserver or Port King have ads?

Neither Sailserver nor Port King shows ads.

### Which is updated more often, Sailserver or Port King?

Sailserver ships an update every 8 months, and Port King monthly. Most recently, Sailserver was updated on October 3, 2026 and Port King on October 14, 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.*