Comparison

YLMSportScience vs RacingRulesOfSailing.org

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

Head to head
About

YLMSportScience

Access the latest sport science research summarized in easy-to-understand infographics. Improve your performance and coaching strategies with weekly updates in multiple languages. Explore categorized content and find original research links.

Highlights
  • Weekly infographics on sport science research
  • Summaries of latest scientific journal articles
  • Multilingual content (English, French, Spanish, Portuguese)
  • Direct links to original research articles
  • Categorized content (Training, Nutrition, Recovery, etc.)
  • Search engine for specific topics
Features
Read full description

YLMSportScience infographics have now their own app ! If you are interested to find out what is new in sport sciences to improve your performance or your coaching strategies, this app will be perfect for you. These infographics are summarizing in a friendly and easy-to-digest format the key messages of the latest researches published in the most recognized international scientific journals in sport medicine and sport sciences. Each week, four to five infographics will be added to the library of the app. The infographics will be systematically available in four languages: English, French, Spanish and Portuguese. A direct link will also permit to the reader to get access to the original article summarized by the infographic. To facilitate the experience of the user, the infographics are classified in 8 main categories (New, Training, Nutrition, Competition, Recovery, Injury, Youth and Health). A search engine listing more than 130 items will also help the user to identify the infographics addressing her/his areas of interest. The app is available with a subscription of 3- or 12-months, automatically renewed at the expiration date. The subscription can be canceled at any moment directly by the user on his/her iTunes account. Test it for free during 3 days to form your own opinion! • 3-month subscription at YLMSportScience app • Duration of 3-month giving access to all features of the app • 7.49 euros or equivalent • 12-month subscription at YLMSportScience app • Duration of 12-month giving access to all features of the app • 24.99 euros or equivalent • The first three days of the first subscription to the app is free • Payment will be charged to iTunes Account at confirmation of purchase • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period • Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable • Terms of use: https://ylmsportscience.com/wp-content/uploads/2018/12/CGU-YLM-APPLICATION-ENG.pdf • Privacy policy: https://ylmsportscience.files.wordpress.com/2018/07/privacy-policy-english1.pdf

About

RacingRulesOfSailing.org

Manage sailing race documents, scoring, and official tasks. Competitors can electronically file inquiries and protests, which are automatically routed to the correct officials for efficient event management.

Highlights
  • Document management
  • Scoring
  • Jury tasks
  • Electronic inquiries
  • Protest filing
  • Hearing schedule
Features
Read full description

Competitors and Race Officials can manage documents, scoring inquiries, equipment substitutions, jury tasks, hearing schedule and protest decisions for their event. Competitor's can file inquiries or protests electronically which are automatically sent to the appropriate official.

Screenshots

YLMSportScience4 screens
RacingRulesOfSailing.org4 screens

Verdict

The call

The clearest difference is review sentiment: YLMSportScience at 70% against RacingRulesOfSailing.org's 25%. YLMSportScience also leads on rating (4.5 vs 2.4) and ratings volume (19 vs 5). RacingRulesOfSailing.org's advantage is in-app purchases (none vs 5) and update cadence (every 5 weeks vs every 5 months). 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. YLMSportScience sells 5 in-app purchases, starting at $1.99 per month. RacingRulesOfSailing.org asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

YLMSportScience holds the better App Store score, 4.5 against 2.4. Both are backed by a comparable volume of ratings — 19 and 5 respectively. Written reviews point the same way: 70% of YLMSportScience's written reviews are positive against 25% of RacingRulesOfSailing.org's.

UpkeepUpdate frequency

YLMSportScience ships an update every 5 months, RacingRulesOfSailing.org every 5 weeks. The most recent releases landed on September 21, 2026 and September 12, 2026 respectively.

Scorecard6 real differences · 4 level
YLMSportScience versus RacingRulesOfSailing.org: the parameters behind the verdict, then further details
ParameterYLMSportScienceRacingRulesOfSailing.org
PriceFreeFree
Rating4.5 (19 ratings) — better2.4 (5 ratings)
Positive reviews70.4% of reviews — better25.0% of reviews
Number of ratings19 — better5
Update frequencyEvery 5 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscriptionFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.0 — better13.4
Further details — not scored
Size40 MB41 MB
Age rating4+4+
DeveloperYLMSportSciencePaul Zupan

Customer experience

YLMSportScience

All ratings19 ratings
Positive89.5%
Neutral0.0%
Negative10.5%
Written reviews27 reviews
Positive70.4%
Neutral3.7%
Negative25.9%

RacingRulesOfSailing.org

All ratings5 ratings
Positive20.0%
Neutral20.0%
Negative60.0%
Written reviews8 reviews
Positive25.0%
Neutral0.0%
Negative75.0%

In-app purchases

5 purchases

YLMSportScience

Subscriptions5
  • YLMSportSci 1 month1 Month trial$1.991 Month
  • YLMSportScience 3 months3 Days trial$7.493 Months
  • YLMSportScience 6 months1 Month trial$10.496 Months
Show 2 more
  • YLMSportScience 12 months1 Month trial$20.491 Year
  • YLMSportScience 12 months3 Days trial$24.991 Year
None

RacingRulesOfSailing.org

No in-app purchases

Questions

Is YLMSportScience free?
YLMSportScience is free to download, with in-app purchases available.
Is RacingRulesOfSailing.org free?
RacingRulesOfSailing.org is free to download, with no in-app purchases.
Which has better reviews, YLMSportScience or RacingRulesOfSailing.org?
YLMSportScience is rated higher. YLMSportScience averages 4.5 out of 5 from 19 ratings, while RacingRulesOfSailing.org averages 2.4 from 5 ratings.
Do YLMSportScience or RacingRulesOfSailing.org have ads?
Neither YLMSportScience nor RacingRulesOfSailing.org shows ads.
Which is updated more often, YLMSportScience or RacingRulesOfSailing.org?
YLMSportScience ships an update every 5 months, and RacingRulesOfSailing.org every 5 weeks. Most recently, YLMSportScience was updated on September 21, 2026 and RacingRulesOfSailing.org on September 12, 2026.

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