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Screenshots

  • Tsunami-Watch screenshot 1
  • Tsunami-Watch screenshot 2
  • Tsunami-Watch screenshot 3
  • Tsunami-Watch screenshot 4

About Tsunami-Watch

Tsunami Watch - Your Coastal Guardian Stay safe with instant notifications (paid subscription required) for tsunami warnings, advisories, and watches. Tsunami Watch delivers reliable, life-saving alerts for coastal areas worldwide, helping you and your family act quickly when every second counts. Whether you live along the Pacific Coast, in Hawaii, Alaska, the Caribbean, or travel to tsunami-prone regions like Japan, the Philippines, Indonesia, or Australia, Tsunami Watch keeps you informed with clear, actionable information from official sources. KEY FEATURES • Real-time push notifications (paid subscription required) for tsunami warnings, advisories, and watches tailored to your chosen coastlines • Easy-to-understand dashboard with concise alert details – perfect even in high-stress situations • Interactive map to visualize threats and monitor coastal risks • Reliable official data aggregated from trusted government and meteorological agencies • Privacy-first design – minimal data collection, no ads Born from a real near-miss experience during a major earthquake in the Philippines, Tsunami Watch was created to provide fast alerts for distant quakes that might not be felt but can still generate dangerous tsunamis. Perfect for: • Coastal residents in the US, Canada, Central and South America, and Pacific-bordering countries • Travelers and families wanting proactive disaster preparedness • Anyone seeking a simple, trustworthy tool for natural hazard awareness Download Tsunami Watch today and never miss a critical alert. Stay alert. Stay safe. Note: This app provides supplemental information and does not replace official emergency instructions from local authorities. Always follow guidance from emergency management officials. Privacy Policy: https://tsunami.watch/privacy/ Terms of Use (EULA): https://tsunami.watch/terms/

What’s new

Version 1.0.2 · Updated August 11, 2026

Minor improvements and bug fixes

App privacy

The developer, Daniel Dale Boydston, reported these privacy practices to Apple.

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

Used for: 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:

  • Usage Data: Product Interaction
  • Diagnostics: Crash Data

Used for: Analytics, App Functionality

Alternatives to Tsunami-Watch

Looking for apps like Tsunami-Watch? Here are 6 similar apps on the App Store. The highest rated is Pacific Watch (5.0/5), and all 6 are free to download.

Tsunami-Watch vs. alternatives
App Rating Price Last updated
Tsunami-Watch 1.0 / 5 (1 rating) Free August 11, 2026
Alerti - Earthquake & Tsunami – Free Jul 30, 2026
Tsunami Shield – Free Jul 11, 2026
Pacific Watch 5.0 / 5 (5) Free May 6, 2026
OBSERVER AI Weather – Free Jul 25, 2025
US Weather Storm Reports 3.8 / 5 (5) Free Feb 10, 2025
NewQuake: Earthquake Tracker 4.3 / 5 (7) Free Sep 20, 2026