Report updated Apr 19, 2026
Rule Master
For new and experienced sailors, mariners, and maritime instructors preparing for professional certification exams.
Overview · Full Intel report in progress
Rule Master is an established navigation app that is a paid app. With a 4.8/5 rating from 263 reviews, it shows polarized user reception.
What is Rule Master?
Current Momentum
v4.3 · 16mo ago
ZombieLast updated 507d ago. 5 versions tracked.
Competition
Rivals identification in progress
7-Day Rank Pulse 🇺🇸
NavigationRating Pulse 🇺🇸
What makes this app unique?
What Does It Look Like?
What Are The Key Features?
Allows users to track progress and target specific areas of study using proficiency statistics.
Enables instructors to generate and print custom-filtered COLREG examinations.
Provides over 100 hand-selected questions designed to refine mastery of verbatim COLREG excerpts.
How much does it cost?
Who Built It?
Universal Queue
Specialized maritime navigation and certification tools for mariners and recreational boaters.
Portfolio
3
Apps
What other apps does Universal Queue make?
Anchor Buddy
Maneuvering Board
Explore the full Universal Queue report
Portfolio breakdown, audience, momentum, and every app published by Universal Queue.
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 Rule Master?
Where is it available?
Localized markets (1)
How's The Navigation Market?
How does it evolve in the Navigation market?
Rank progression
2 active rankings tracked — 30-day window
Strategic analysis coming soon
SWOT, key takeaways & outlook
The outtake for Rule Master
Key Takeaways
While the app offers a structured tool for maritime exam preparation, user feedback highlights significant concerns regarding diagram legibility and occasional inaccuracies in question content.
Where Is It Heading?
Trend analysis
Available very soon