Signal Watcher - Defense Graph
Japan defense intel signals
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
Signal Watcher ingests primary-source defense and security information from Japan every day and turns it into actionable signals organized by equipment program, speaker, and policy theme.
Key features
- Unified feed of primary sources: the Diet, the Ministry of Defense, the Self-Defense Forces, procurement and RFI notices, and official social accounts
- Follow the equipment programs, countries, and topics you care about to build your own feed
- Push notifications for important signals, with quiet hours and delivery options you control
- Seamless links to related budget, personnel, and news context
Who it is for
- Defense analysts and researchers
- Procurement, sales, and strategy teams at defense-related companies
- Academics and journalists
About the information
Everything we publish is based on publicly available primary sources and reporting. We do not handle classified or non-public information.
Headlines and a short teaser of each summary are free to browse. In-depth analysis, related contracts, budget impact, and linked programs are for subscribers. A 14-day free trial starts when you create an account.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
- Read international defense news by region: Asia-Pacific, Europe, Middle East and more
- Choose which tab opens first and which tabs to show in Settings
- Fixed the shape of the shield in the launch animation
- Minor bug fixes
The developer, DefenseGraph, Inc., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Contact Info
- User Content
- Identifiers
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Contact Info
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- DefenseGraph, Inc.
- Size
- 7.7 MB
- Category
- News
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
13+
- 13+
- Infrequent
Horror/Fear Themes
Guns or Other Weapons
Contains
Messaging and Chat
User-Generated Content
- Copyright
- © 2026 DefenseGraph, Inc.