NavSignals

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Content rating
Everyone
50+
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Content rating
Everyone
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About this app

NavSignals helps sailors determine the correct navigation lights and fog signals for their vessel according to COLREGs (International Regulations for Preventing Collisions at Sea).

FEATURES:
⚡ Instant light configuration based on your vessel and activity
🚢 Multiple boat profiles for your fleet
⛵ Support for sailing, motoring, anchored, and aground states
📢 Fog signal timing with countdown
🔴 Night vision mode to preserve dark adaptation
📏 Support for feet and meters

VESSEL TYPES:
• Recreational boats
• Fishing vessels
• Pilot boats
• Trawlers

ACTIVITIES:
• Underway motoring
• Underway sailing
• At anchor
• Aground
• Being towed

Perfect for cruisers, racers, and anyone learning maritime navigation rules.

Based on COLREGs Part C (Rules 20-31) for vessels up to 20 meters.
Updated on
Apr 15, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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Committed to follow the Play Families Policy

What’s new

What's new in v0.7.4:

🔧 Bug Fixes & Improvements
• Fixed fog horn sound not playing correctly on Android devices.
• Improved menu button appearance in night vision mode for better visibility at sea.
Content rating
Everyone
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App support

About the developer
Filipe Leuch Bonfim
thebytesailor@gmail.com
R. José Loureiro, 267 - AP 1301 Centro CURITIBA - PR 80010-000 Brazil