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Screenshots

  • CH16 screenshot 1
  • CH16 screenshot 2
  • CH16 screenshot 3

About CH16

CH16 by Global SAR Hub is the essential maritime safety app for every seafarer. Instantly access contact details for over 350 maritime rescue coordination centers (MRCC, MRSC, JRCC, JRSC) worldwide. View Search and Rescue Regions (SRR) on an interactive map and identify the center responsible for your current position in real time. Generate IMO/GMDSS-compliant MAYDAY and PAN PAN distress messages with audio playback. Activate Man Overboard (MOB) mode to record a GPS position and guide you back to the drop point. NEW - Passage Plan: declare your route and automatically notify all rescue centers along your way, in their own language. An essential step for your safety at sea. Get notifications when you cross into a new SRR zone. Save your vessel and captain information to automatically include them in your messages and passage plans. Available in 6 languages. Works offline. Key features: • Global directory of 350+ maritime rescue centers • Interactive SRR zone map with automatic detection • GMDSS-compliant MAYDAY / PAN PAN message generator • Audio playback of distress messages • Man Overboard mode with GPS tracking and DMD format • Real-time MOB map view • Passage Plan: multilingual voyage declaration to RCCs • Persistent vessel and captain profiles • Voice recording of vessel name • SRR zone change notifications • Multilingual country search • 6 languages: EN, FR, ES, PT, IT, DE • Full offline mode Terms of Use (EULA): https://www.globalsarhub.com/terms-of-use.html Privacy Policy: https://www.globalsarhub.com/privacy-policy.html

What’s new

Version 1.0.3 · Updated August 15, 2026

• Updated worldwide rescue center directory (contact details refreshed) • Fixed map pins opening the wrong center page • 7-day free trial now available for CH16 Pro

App privacy

The developer, Global SAR Hub, reported these privacy practices to Apple.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

  • Identifiers: Device ID
  • Usage Data: Product Interaction, Advertising Data

Data Linked to You

The following data, which may be collected and linked to your identity, may be used for the following purposes:

  • Identifiers: Device ID, User ID
  • Usage Data: Product Interaction, Advertising Data
  • Purchases: Purchase History
  • Location: Precise Location
  • Contact Info: Email Address, Name, Phone Number

Used for: Third-Party Advertising, Analytics, App Functionality

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

  • Diagnostics: Crash Data, Performance Data

Used for: App Functionality

Alternatives to CH16

Looking for apps like CH16? Here are 6 similar apps on the App Store. The highest rated is Sailing Master M (5.0/5), and all 6 are free to download.

CH16 vs. alternatives
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Sailing Master M 5.0 / 5 (1) Free Sep 28, 2026 Compare
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