Comparison

OnboardAssistant vs Sail Digital

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

Head to head
About

OnboardAssistant

Features
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OnboardAssistant is a handy little tool for yacht racing which will complement your onboard electronics and let you get rid of wet notes. It will let you ping sail changes, race times, changes in boat configuration, incidents, performance comments and any other important user-defined event which is not captured directly by your electronics. It also lets you take pictures, record audio and video while you are out on the water. Once your sailing session is complete you can review and update your notes and upload it all to the cloud. Once in the cloud, the data can be accessed by a number of thrid party tools such as SailingPerformance's RaceReplay. All your data will then be automatically be loaded and synchronized, ready to be analyzed! Terms of use available at: https://www.advancedsailingperformance.com/oba-terms-service.html

About

Sail Digital

Features
Read full description

Digital Sail is the essential mobile companion for sailing class measurers and manufacturers. Streamline the equipment certification process with powerful tools designed for the dockside: - NFC Scanning: Instantly read and verify ISAF/World Sailing scanning tags on sails, masts, and spars. - Digital Certificates: Create and view measurement certificates in real-time. - Pre-Race Checks: Perform detailed equipment inspections and audits efficiently. - Offline Capable: Work in the boatyard even without a perfect internet connection (sync when back online). - Builders and suppliers order system whilst mobile and not at their offices. Designed for authorised measurers and class officials to ensure compliance and fair racing.

Screenshots

OnboardAssistant4 screens
Sail Digital3 screens

Verdict

The call

The clearest difference is update cadence: Sail Digital at every 9 days against OnboardAssistant's every 5 weeks. On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

OnboardAssistant ships an update every 5 weeks, Sail Digital every 9 days. The most recent releases landed on September 20, 2026 and September 17, 2026 respectively.

Scorecard1 real difference · 5 level
OnboardAssistant versus Sail Digital: the parameters behind the verdict, then further details
ParameterOnboardAssistantSail Digital
PriceFreeFree
Update frequencyEvery 5 weeksEvery 9 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size50 MB12 MB
Age rating4+4+
DeveloperSailingPerformance S.LInfordata

In-app purchases

None

OnboardAssistant

No in-app purchases

None

Sail Digital

No in-app purchases

Questions

Is OnboardAssistant free?
OnboardAssistant is free to download, with no in-app purchases.
Is Sail Digital free?
Sail Digital is free to download, with no in-app purchases.
Do OnboardAssistant or Sail Digital have ads?
Neither OnboardAssistant nor Sail Digital shows ads.
Which is updated more often, OnboardAssistant or Sail Digital?
OnboardAssistant ships an update every 5 weeks, and Sail Digital every 9 days. Most recently, OnboardAssistant was updated on September 20, 2026 and Sail Digital on September 17, 2026.

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