# Spinlock Rig vs Sailserver

The clearest difference is review sentiment: Spinlock Rig at 80% against Sailserver's 50%. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Spinlock Rig ships an update every 11 months, Sailserver every 8 months. The most recent releases landed on September 17, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Spinlock Rig | Sailserver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/spinlock-rig-sense/id1002143905/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **80.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 8 months** |
| Monetization | Free | Free |
| Size | 29 MB | 53 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Spinlock Ltd](https://appshunter.io/developer/1023147633) | [Sailserver Aps](https://appshunter.io/developer/1560980569) |

## What reviewers say

### Spinlock Rig

[App page](https://appshunter.io/ios/app/spinlock-rig-sense/id1002143905)

Log and manage sailing rig settings for multiple boats and crew. Easily customize, share, and access your sailing data anytime, anywhere. Offers preloaded settings and import options for various boat classes.

**Highlights:** Log rig settings for multiple boats, Share settings with crew and partners, Intuitive and easy-to-use interface, Preloaded settings for various classes, Customize, duplicate, import, and delete logs, Offline access to stored information

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Spinlock Rig free?

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

### Is Sailserver free?

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

### Do Spinlock Rig or Sailserver have ads?

Neither Spinlock Rig nor Sailserver shows ads.

### Which is updated more often, Spinlock Rig or Sailserver?

Spinlock Rig ships an update every 11 months, and Sailserver every 8 months. Most recently, Spinlock Rig was updated on September 17, 2026 and Sailserver on September 16, 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.*