BoatSpeedo

3.6
163 reviews
50K+
Downloads
Content rating
Everyone
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About this app

BoatSpeedo is a simple to use speedometer app, optimised for sailing and motor boating.

It has a large clear display and simple controls to toggle the speed units between knots, mph and kmh.

It is GPS based and measures speed based on actual distance travelled. This differs from probe or paddle wheel based boat speedometers which measure speed through the water and hence are affected by the speed of the water itself, i.e. tides and currents.
Updated on
Nov 7, 2024

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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Ratings and reviews

3.5
159 reviews
Michael Storer (Storer Boat Plans)
July 17, 2024
Using for sailing dinghy training in the 0 to 15 knot range. This does one job pretty well - readout stability is good. Portrait and landscape format with the decimals on the same line as the integers. Works really well. No ads. No distractions. Quick updates while sailing, appropriate damping so numbers don't jerk around With sailing we are continuously referring to fractions of a knot to see if we are accelerating or are going too fast and can point higher to keep to our target speed.
5 people found this review helpful
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Peter Main
September 25, 2025
Love the big numbers and the decimal, but it shows instantaneous speed rather than an average over a period of time. At canal boat speeds (2 to 4 MPH) it bounces all over the place (due to minor GPS inaccuracies).
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Fast Forward
March 17, 2025
Dead simple. I use it on an old phone velcro'd to the cockpit of our sailboat. Large display is easy to read at a glance. Really helpful for improving sail trim. 5 stars.
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What’s new

Updated to latest Android APK version