Boat Speedometer: Hull Speed
Sailing&boating GPS watch app
Free · In-App Purchases · Designed for iPhone. Not verified for macOS.
HullSpeed is a clean, highly legible sailing and boating speedometer with Apple Watch and Live Activity support.
Designed for quick speed checks while underway, HullSpeed gives sailors and boaters a simple, reliable marine speed readout on Apple Watch and iPhone.
HullSpeed keeps the focus on what matters: your current BOAT SPEED. The display is large, simple, and easy to read at a glance, making it ideal for sailing, dinghy racing, cruising, or any time you want a straightforward marine speedometer without clutter. A small trend chart helps you quickly see the impact of trim changes.
HullSpeed also records your voyages so you can review your time on the water later. Saved voyages include speed, distance, duration, average speed, maximum speed, route history, and exportable CSV data.
In addition to sailing data, HullSpeed also withs with Apple Health to measure your heart rate via an Apple Watch so you can keep track of your activity at sea.
Features:
* Large, high-contrast live speed display.
* Designed for quick wrist checks on Apple Watch, or quick glances at your phone.
* Live Activity support on iPhone.
* Record sailing voyages from iPhone or Apple Watch.
* Track distance, duration, average speed, and max speed, and heart rate.
* View saved route history.
* Export voyage data as CSV.
* Includes 3 free trial voyages.
* Unlock continued use with a one-time in-app purchase.
* No subscription or account required.
Privacy Policy: https://www.catspaw-systems.com/PrivacyPolicies/HullSpeedPrivacy.html
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
Improvements to free mode layout
The developer, Catspaw Systems LLC, 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
- Provider
- Catspaw Systems LLC
- Size
- 36.9 MB
- Category
- Sports
- Compatibility
Requires iOS 18.6 or later.
- iPhone
Requires iOS 18.6 or later. - Mac
Requires macOS 15.6 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.6 or later. - Apple Watch
Requires watchOS 11.6 or later.
- iPhone
- Location
- This app may use your location even when it is not open, which can decrease device battery life.
- Languages
English and 5 more
- English, French, German, Japanese, Spanish, Traditional Chinese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Hullspeed Pro USD 6.99
- Copyright
- © 2026