Roll Period

Utilities

Only for iPhone

Free · Designed for iPhone. Not verified for macOS.

iPhone

Analyze ship roll and pitch periods using your smartphone sensors. RollPeriod transforms your smartphone into a practical tool for vessel motion analysis. Using the built-in accelerometer, gyroscope, and GPS, the app provides real-time measurements and insights: Roll and pitch periods calculated with zero-crossing detection and FFT analysis. Accurate vessel speed by combining GPS and IMU data. Interactive visuals including a compass, wave direction, and real-time charts. Risk assessment with alerts and recommendations for safer navigation. Data import and export with CSV file support. Whether you are a sailor, marine engineer, or navigation enthusiast, RollPeriod helps you better understand vessel dynamics and make safer decisions at sea.

Ratings & Reviews

  • This app hasn’t received enough ratings or reviews to display an overview.

The developer, Rob Grin, 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 Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    The developer indicated that this app supports the following accessibility features. Learn More

    • Supported Features

      • Dark Interface

    Information

    Seller
    • Rob Grin
    Size
    • 37.4 MB
    Category
    • Utilities
    Compatibility
    Requires iOS 12.0 or later.
    • iPhone
      Requires iOS 12.0 or later.
    • iPod touch
      Requires iOS 12.0 or later.
    • Mac
      Requires macOS 11.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    • English
    Age Rating
    4+
    Copyright
    • © Marin
  • Privacy Policy

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