ChatSea
Secure maritime chat on sea
Only for iPhone
Free
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.
more Ch@tSea shows marine information on the map more reliably in this update.
- Navigation warnings from countries around the world now show their details when tapped on the map
- Fixed a layout issue where the detail sheet content was cut off when many items overlap
- Various stability improvements and bug fixes
1.2.9 18h ago
- Fixed the bug that detailed data could not be seen on the map when only a specific service was subscribed.
1.2.8 Jul 7
Ch@tSea keeps you securely connected with automatic certificate renewal.
- Your security certificate now renews automatically before it expires, so you stay signed in
- Renew your certificate manually anytime from your profile
- Your messages and chats stay safe during certificate renewal
- Fixed an issue where the app could fail to launch after updating
- Various stability improvements and bug fixes
1.2.7 Jun 30
Ch@tSea brings richer maritime service info and a more reliable update experience.
- View U.S. NAVTEX navigational warnings right on the map
- Richer details when you open a service profile
- Fixed an issue where the app could fail to launch after updating
- Various stability improvements and bug fixes
1.2.6 Jun 25
Ch@tSea runs smoother and more reliably in this update.
- A cleaner, calmer messaging experience
- Smoother navigation between tabs and chat rooms
- Various stability improvements and bug fixes
v1.2.5 Jun 16
Ch@tSea includes internal stability improvements in this update.
- Fixed notification images and profile photos that could appear rotated
- Internal app structure refactoring for better stability and maintainability
v1.2.4 Jun 11
Ch@tSea improves account security and session handling in this update.
- Suspended or deleted accounts now receive clear guidance with support contact info
- You are signed out automatically when your certificate is revoked or you sign in on another device
- Fixed tab bar animation timing when entering and leaving chat rooms
1.2.3 Jun 10
Ch@tSea introduces offline support for charts and richer marine protected area details.
- Download basemap and MPA data for offline use from the map settings
- Toggle online/offline mode for the basemap
- Restriction codes are now highlighted in MPA detail with intuitive color coding
1.2.2 Jun 1
Ch@tSea brings several quality fixes in this update.
- Fixed rotated push notification images appearing sideways
- Resolved certificate revocation alert dismissing itself unexpectedly
- Improved reliability of connection request handling
1.2.1 May 28
Ch@tSea now shows nearby users right on the map, so you can discover and connect with people around you at sea.
- See other Ch@tSea users near you on the map & shown as a ship icon at sea or a circle icon on land
- Tap a nearby user to view their public profile and send a connection request
- Turn location sharing and nearby visibility on or off anytime from Settings, and control whether your public profile is visible to others
- Smoother nearby map experience with stability and routing fixes
1.2.0 May 22
Ch@tSea now ships full Terms of Service & Privacy Policy consent flows and an all-new vector sea chart powered by MapLibre.
- Review and accept Terms of Service and Privacy Policy during sign-up, with the full text always available in Settings
- Get notified when policies change and reaccept on the spot
- Brand-new vector sea chart with smoother panning, sharper rendering, and subscription-aware layers
- Marine Protected Areas now snap into view with a polygon fit-and-zoom animation
- Navigation Warnings rendered directly on the map as styled markers and polygons
- Push notifications now show the sender's profile picture and name
- Numerous sign-up, chat, and connection stability fixes
1.1.0 May 12
Ch@tSea now lets you explore the map and Marine Protected Areas without signing in, and delivers a faster, smoother MPA experience with real-time data loading.
- Explore the map and view Marine Protected Areas without creating an account
- New welcome guide to help you get started quickly
- Faster MPA loading with smoother map interactions and polygon highlights
- Chart tab renamed to Map with a full-screen map view
- Improved sign-in stability and session management
- General performance improvements and bug fixes
1.0.6 Mar 30
Ch@tSea brings smoother chat experience with improved scrolling, better photo sharing, and enhanced app stability.
- New message floating preview without interrupting your scroll position
- Photo quality options when sending images in chat
- Smoother chat room scrolling with reduced lag and jump issues
- Improved app update notification system
- Enhanced security with better session management
- Crash and stability improvements
1.0.5 Feb 27
Ch@tSea now features real-time connection status indicators, a redesigned Service tab, and enhanced notification controls for a smoother messaging experience.
- Real-time Access Point connection status with automatic reconnect and manual retry
- Redesigned Service tab with swipeable navigation and clearer service availability
- App icon badge and chat tab badge for unread message counts
- Sender profile images now displayed in chat messages
- Improved push notification permission management synced with system settings
- Refreshed Settings UI with organized sections and notification controls
- Enhanced email validation and more specific error messages
- Fixed various issues including connection request handling, QR scan behavior, and map-related bugs
1.0.4 Feb 14
Ch@tSea brings improved invite links and QR-based connections, better chat and service experiences, and improved stability with important bug fixes.
- More reliable friend invite links and QR-based friend requests
- Improved image viewer and more stable image caching and storage behavior
- Enhanced chat and service UI/UX and overall stability
- Optimized memory usage and performance
- Fixed issues including notifications and certain display-related bugs
1.0.3 Jan 29
Ch@tSea brings enhanced image processing, improved service management, and better stability with important bug fixes.
- Enhanced chat stability
- Improved image caching and full-screen viewer with pinch-to-zoom support
- Smoother service subscription UI and loading interactions
- Better keyboard handling and inverted chat scrolling experience
- Optimized data fetching efficiency and enhanced keychain security
- Fixed issues with message counts, push notifications, and database concurrency
1.0.2 Jan 16
Ch@tSea brings smoother chats, improved interactions, and better stability with important bug fixes.
- Improved blocking, unblocking, and connection management
- Smoother profile editing and form interactions
- Better keyboard handling across the app
- Improved connection stability in foreground and background
- Fixed issues with blocked users and chat message display
1.0.1 Jan 14
Ch@tSea shows marine information on the map more reliably in this update.
- Navigation warnings from countries around the world now show their details when tapped on the map
- Fixed a layout issue where the detail sheet content was cut off when many items overlap
- Various stability improvements and bug fixes
more Version 1.2.9 18h ago
Data Linked to You The following data may be collected and linked to your identity:
Data Not Linked to You The following data may be collected but it is not linked to your identity: