Comparison

Spinlock Rig vs Buoy Zone

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Spinlock Rig

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
Read full description

The Rig-Sense App is a simple mobile application for logging rig settings on any sailing boat. By using this App you can store multiple settings, for multiple boats and share with the crew, training partners, classes, coaches and the rest of the world. The intuitive and easy-to-use interface of the App makes it easy for anyone to use and understand. You can log all sorts of information such as shroud settings and type of spinnaker for different wind ranges and sea states. Either start from scratch, import, or choose from the long list of preloaded settings available for most classes. Once added, logs can be customised to your liking for your optimum settings. Duplicate, import, share and delete your logs with ease to keep organised and up to date with latest settings. All the information is stored on your Phone or Tablet, so you can access your information anytime anywhere. For more information, please visit our website www.spinlock.co.uk

About

Buoy Zone

This app simplifies yacht racing course setup for sailing clubs and race officers. It allows for real-time course sharing, mark laying guidance with compass directions, and participant tracking on a map. Streamline race management and focus on the competition.

Highlights
  • Real-time course sharing
  • Mark laying guidance
  • Participant tracking on map
  • Compass direction and bearing
  • Distance calculation
  • Course updates
Features
Read full description

Buoy Zone is designed to help sailing clubs, Race Offices and support vessels, lay yacht racing courses. The Race Officer sets a course from the start boat and shares this course with their support boats and other participants. The participants can see the course on a map, get course updates in real-time and all support boats can also been seen on the map. Any boats laying marks can zoom in on the map and see exactly where to lay their marks, or tap on a mark for real-time compass direction, bearing and distance. Take the time and pain out of setting an accurate course, and get on with the awesome racing.

Screenshots

Spinlock Rig4 screens
Buoy Zone4 screens

Verdict

The call

The clearest difference is review sentiment: Spinlock Rig at 80% against Buoy Zone's 25%. Spinlock Rig also leads on rating (4.0 vs 3.0) and in-app purchases (none vs 2). Buoy Zone's advantage is update cadence (fortnightly vs every 11 months) and ratings volume (3 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Buoy Zone sells 2 in-app purchases, starting at $8.49 per month. Spinlock Rig asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Spinlock Rig holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews point the same way: 80% of Spinlock Rig's written reviews are positive against 25% of Buoy Zone's.

UpkeepUpdate frequency

Spinlock Rig ships an update every 11 months, Buoy Zone fortnightly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard6 real differences · 4 level
Spinlock Rig versus Buoy Zone: the parameters behind the verdict, then further details
ParameterSpinlock RigBuoy Zone
PriceFreeFree
Rating4.0 (1 ratings) — better3.0 (3 ratings)
Positive reviews80.0% of reviews — better25.0% of reviews
Number of ratings13 — better
Update frequencyEvery 11 monthsFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.1 — better15.6
Further details — not scored
Size29 MB90 MB
Age rating4+4+
DeveloperSpinlock LtdOCEAN LABS LIMITED

Customer experience

Spinlock Rig

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews10 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

Buoy Zone

All ratings3 ratings
Positive33.3%
Neutral33.3%
Negative33.3%
Written reviews8 reviews
Positive25.0%
Neutral25.0%
Negative50.0%

In-app purchases

None

Spinlock Rig

No in-app purchases

2 purchases

Buoy Zone

Subscriptions2
  • Race Officer Monthly$8.491 Month
  • Race Officer Annual$43.991 Year

Questions

Is Spinlock Rig free?
Spinlock Rig is free to download, with no in-app purchases.
Is Buoy Zone free?
Buoy Zone is free to download, with in-app purchases available.
Which has better reviews, Spinlock Rig or Buoy Zone?
Spinlock Rig is rated higher. Spinlock Rig averages 4.0 out of 5 from 1 ratings, while Buoy Zone averages 3.0 from 3 ratings.
Do Spinlock Rig or Buoy Zone have ads?
Neither Spinlock Rig nor Buoy Zone shows ads.
Which is updated more often, Spinlock Rig or Buoy Zone?
Spinlock Rig ships an update every 11 months, and Buoy Zone fortnightly. Most recently, Spinlock Rig was updated on November 1, 2026 and Buoy Zone on November 3, 2026.

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