Bridge Calc: Draft & Ballast
Maritime tools for officers
Only for iPhone
$24.99 · Designed for iPhone
iPhone
Marine tools Offline: Draft Survey, Ballast, Triming, Stowage Plan and more
Bridge Calculators is an offline tool designed for maritime professionals. It includes a set of calculators commonly used by deck officers, chief mates, and shipmasters for cargo handling, draft management, stability assessment, and onboard calculations.
Available modules:
- Draft Survey Calculator.
Manual and automatic calculation of loaded or discharged cargo based on draft readings and vessel data.
- Ballast Calculator
Calculates ballast water quantity in tanks (manual or automatic). Allows vessel, tank, and tank table setup. Provides fast results based on tank geometry and soundings.
- Stowage Plan Calculator
Automatic cargo distribution by holds using cargo stowage factor. Includes port entry/exit remarks for arrival and departure planning.
- Cargo Trimming Calculator
Final trimming calculator at the end of loading. Calculates cargo quantity required to reach even keel or target trim.
- Unit Converter
Converts various maritime units including stowage factor, volume, length, speed, and temperature.
- List Calculator
Calculates vessel heel (list) in degrees for navigational assessment.
- Humidity Calculator
Calculates relative humidity based on temperature and dew point.
- Squat & UKC Calculator
Assesses under keel clearance (UKC) and squat effect based on speed and draft.
- Draft & GM Change Calculator
Calculates changes in draft and metacentric height (GM) when transitioning between waters of different density.
Additional features:
- Offline operation – all calculators work without internet access.
- Google Drive backup for Draft Survey and Ballast Calculator, allowing secure data storage and recovery on another device.
- Light and dark themes for comfortable use in various working conditions.
- Clean and practical user interface optimized for onboard use.
The application is designed to assist with real-world vessel operations and enhance efficiency during cargo and stability-related tasks. Suitable for commercial vessels of all types
Ratings & Reviews
This app hasn’t received enough ratings or reviews to display an overview.
Ver. 1.0.1
1. Updated contact details for better communication
2. Improved in-app message submission form for faster and easier support
Stay tuned for more improvements!
The developer, Stanislav Soroka, 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.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Stanislav Soroka
- Size
- 39.2 MB
- Category
- Education
- Compatibility
Requires iOS 14.0 or later.
- iPhone
Requires iOS 14.0 or later. - iPod touch
Requires iOS 14.0 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+
- 4+
- Copyright
- © Soroka Stanislav
