Report updated May 4, 2026
Harry's Sailor
For competitive and recreational sailors requiring precise navigation and performance monitoring on the water.
Overview · Full Intel report in progress
Harry's Sailor is an established sports app that is a paid app. With a 5.0/5 rating from 1 reviews, it shows polarized user reception.
What is Harry's Sailor?
Current Momentum
v25.0
- reimplemented support for RaceBox Mini, Mini S and added RaceBox Micro - added support for RTK GNSS sensors - added support for Columbus P-70 Ultra sensor - change accuracy precision to centimeters / inches - added support for NetRTK / NTRIP casters - completely new and full localizations for Japanese, Chinese (traditional, simplified), Spanisch, French, Italian - made NMEA parser more resilient to changing sentence pattern - updated list of iPad/iPhone models (M4 iPad, iPhone 16) - fixed a bug in day / night weather icons - fixed order of parameters in Sensor Configuration dialogs - improved BTLE write operations - improved NMEA sentence displays - dozens of minor fixes, improvements, features
Competition
Rivals identification in progress
7-Day Rank Pulse 🇺🇸
SportsRating Pulse 🇺🇸
What makes this app unique?
What Does It Look Like?
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What Are The Key Features?
Measures vessel heeling and provides visual alarms when angles exceed 20 or 25 degrees.
Displays Racing Rule #10 to assist with right-of-way identification between port and starboard-tack boats.
Supports course definition via polar coordinates, waypoints, or manual input with full Google Maps integration.
Utilizes specialized algorithms to maintain accurate speed data where standard GPS signals typically struggle.
How much does it cost?
Who Built It?
Providing automotive enthusiasts with professional-grade lap timing and performance data logging tools to optimize track day performance.
Portfolio
8
Apps
What other apps does Harald Schlangmann make?
Harry's LapTimer Rookie
Harry's LapTimer Petrolhead
Harry's LapTimer Grand Prix
ROUSH Lap Timer
Harry's GPS/OBD Buddy
Harry's Camper
Explore the full Harald Schlangmann report
Portfolio breakdown, audience, momentum, and every app published by Harald Schlangmann.
Analysis in progress, available soon
What do users think recently?
Analysis in progress, available soon
View the full user-sentiment analysis
Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.
Analysis in progress, available soon
What is the competitive landscape for Harry's Sailor?
How's The Sports Market?
How does it evolve in the Sports market?
Rank progression
17 active rankings tracked — 30-day window
Strategic analysis coming soon
SWOT, key takeaways & outlook
The outtake for Harry's Sailor
Key Takeaways
This app is a technical navigation aid that prioritizes high-precision GPS data and specific sailing-related safety and performance metrics.
Where Is It Heading?
Trend analysis
Available very soon