Comparison

Sailing Grand Slam vs Referee.pl

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

Head to head
About

Sailing Grand Slam

Features
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Follow the Sailing Grand Slam, one of the most prestigious Olympic sailing circuits in the world, with the official Sailing Grand Slam App. The Sailing Grand Slam is an international series of elite regattas held in some of the world’s most iconic sailing venues. The 2026 circuit includes the SAR Princess Sofia Trophy, Semaine Olympique Française, Dutch Water Week, Kieler Woche, and the Long Beach and San Pedro Olympic Classes Regatta (OCR), bringing together the world’s best sailors and Olympic classes. With the official Sailing Grand Slam App, you can follow every moment of the competition from wherever you are. Stay up to date with live race information, constantly updated results for all participating classes, and the latest updates directly from the regatta venues. Discover daily images and videos from the event and watch exclusive interviews with some of the world’s top sailors. The App allows you to track the action on the water throughout each day of racing and stay connected to the excitement of Olympic sailing. You can also receive real-time alerts for the classes you want to follow most closely. Whether it's an important start time, a decisive race result, or breaking news from the regatta, the Sailing Grand Slam App keeps you instantly informed. Experience the thrill of Olympic sailing and follow the world’s best sailors with the official Sailing Grand Slam App.

About

Referee.pl

Features
Read full description

Welcome to the official app of the international Referee Survival Camp! Founded in 2004 by EuroLeague referee Jakub Zamojski, Referee Camp has been providing basketball officials from around the world with a demanding, structured path for real development for over 20 years. This app is your ultimate digital companion for the camp experience, designed to help you prepare, stay organized, and maximize your growth during our intensive high-performance programs. KEY FEATURES: Camp Program & Schedule: Access your daily agenda, including on-court mechanics, physical preparation, and video analysis sessions. Instructors Profile: Get to know our elite instructional team, featuring active EuroLeague, FIBA, and NBA-connected specialists. News & Announcements: Stay up to date with the latest camp updates, registration deadlines, and important notices. Secure Account Access: Sign in easily and securely using Apple or Google to manage your personal camp profile. ABOUT THE SURVIVAL CAMP: Survival Camp is an intensive five-day experience built around small-group work, live 3PO game officiating, and constant feedback. We focus on comprehensive development—technically, physically, and mentally. It is more than just a camp; it is a high-performance environment and an international community united by respect for the game and continuous improvement. Download the app now, prepare mentally and physically, and get ready to challenge yourself.

Screenshots

Sailing Grand Slam4 screens
Referee.pl4 screens

Verdict

The call

The clearest difference is iOS requirement: Sailing Grand Slam at 11.0 against Referee.pl's 17.6. On price, update cadence, ads and in-app purchases 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

Sailing Grand Slam ships an update every 3 days, Referee.pl every 4 days. The most recent releases landed on October 25, 2026 and October 6, 2026 respectively.

Scorecard1 real difference · 5 level
Sailing Grand Slam versus Referee.pl: the parameters behind the verdict, then further details
ParameterSailing Grand SlamReferee.pl
PriceFreeFree
Update frequencyEvery 3 days — betterEvery 4 days
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS11.0 — better17.6
Further details — not scored
Size69 MB80 MB
Age rating4+4+
DeveloperSailtiJan Zamojski

In-app purchases

None

Sailing Grand Slam

No in-app purchases

None

Referee.pl

No in-app purchases

Questions

Is Sailing Grand Slam free?
Sailing Grand Slam is free to download, with no in-app purchases.
Is Referee.pl free?
Referee.pl is free to download, with no in-app purchases.
Do Sailing Grand Slam or Referee.pl have ads?
Neither Sailing Grand Slam nor Referee.pl shows ads.
Which is updated more often, Sailing Grand Slam or Referee.pl?
Sailing Grand Slam ships an update every 3 days, and Referee.pl every 4 days. Most recently, Sailing Grand Slam was updated on October 25, 2026 and Referee.pl on October 6, 2026.

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