Showing 1–20 of 1,000 ranked alternatives.
Prachi Pimpalkhare
Maritime reference and learning companion.
The app provides an intuitive maritime reference and learning companion for sailors. It features illustrated signals, a complete COLREGs reference, and interactive quizzes to test knowledge.
Calculated Industries, Inc.
Complete maritime navigation regulations reference.
The app provides the International Regulations for Preventing Collisions at Sea, 1972, and Inland Navigation Rules. It features an annotated table of contents, a search function, and a selected page for quick access to rules.
Alejandro Martinez de Carvajal
Search navigation instantly anywhere
COLREGs offers flag identification, weather scales, cloud recognition, sound signal guidance, and vessel light details. Users can access navigation , interpret flags, and understand sound and light signals for safe boating.
The Other Hat
Learn, reference, and test boating rules.
The app provides illustrations and explanations for navigation rules and signals. It helps users understand vessel interactions and collision prevention, offering quizzes for knowledge testing.
Peterjohn Chisholm
Learn COLREGS rules and pass exams
Learn COLREGS rules through interactive visuals and memory aids. Practice exam answers with customizable quizzes. Track progress with built-in assessments and review tools.
Smirnov Yury
Study COLREGs rules with flashcards
Learn COLREGs through flashcards organized by specific rules. Answer questions to reinforce knowledge. Automatically save progress and reset results as needed. Track learning progress over time.
Calculated Industries, Inc.
Access , charts, and COLREGS documents
Provides access to COLREGS and Inland , including amendments. It includes sound and light signals, steering and sailing , and other essential boating references. Users can search and bookmark regulations for quick reference.
The Other Hat
Identify vessels and activities
Access rules and definitions for quick reference. Identify vessels and activities based on maritime guidelines. Search rules instantly for use in various conditions. Includes over 100 graphics for visual identification.
Google LLC
Scan math problems, get step-by-step solutions
Scan math problems to receive step-by-step solutions and explanations. View multiple solving methods approved by teachers. Break down problems into smaller steps for better understanding.
Joseph Kim
Study navigation and practice exams
Study Navigation with over 1,200 practice questions covering Inland and International waters. Topics include Steering & Sailing , Lights & Shapes, and Sound Signals. Each question has detailed explanations.
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