ChatSea
Secure maritime chat on sea
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Free
About
Ch@tSea combines end-to-end encrypted 1:1 messaging with trusted maritime safety information, including navigational warnings and marine protected areas displayed directly on the map. Built on international maritime standards, Ch@tSea uses device-based certificates to verify users and protect communications, ensuring privacy and authenticity by design. Whether you’re sharing messages, exchanging locations, or staying informed about safety services from trusted providers, Ch@tSea helps you communicate with confidence—ship to shore.
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What's New in ChatSea
2.1.0
August 19, 2026
Ch@tSea introduces Community Posts - share what's happening on the water, right on the map. - Create Community Posts on the map to share hazards and events with sailors around you - Get notified about new posts and comments nearby, with detailed notification settings - Various stability improvements and bug fixes
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