SailSpeed
SailSpeed is a sailing GPS speedometer and navigation toolkit designed for skippers, racers, and cruisers. It delivers precise boat speed and course data, smart VMG guidance, and race essentials in a clean, glove-friendly interface. Use it on the water for training, coastal cruising, or regatta starts, even with weak signal conditions. Core features - Real-time instruments: speed over ground, course over ground, heading, max and average speed - VMG and layline guidance to wind or waypoint for smarter upwind and downwind decisions - Race timer, track recording, and logbook with GPX export for debrief and sharing Why SailSpeed - Accurate and responsive GPS data with smoothing optimized for sailboats - Simple, distraction-free screens visible in bright sun and on deck - Works offline once loaded, saving battery and data Keywords: sailing GPS speedometer, marine navigation app, VMG calculator, sail racing timer, sailing logbook
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1. Download and open SailSpeed, then grant Location access so GPS speed and course can be measured accurately. 2. Set up basics: choose units in knots and nautical miles, create a boat profile, and select the instrument dashboard you prefer. 3. Enter wind direction and speed manually or select a target bearing or waypoint to enable VMG and layline guidance. 4. Start sailing: monitor SOG, COG, heading, and VMG; use the race start timer if you are training or approaching a start sequence. 5. Finish and review: stop recording to save your track, review max and average speed, and export a GPX log; optionally connect onboard instruments via Bluetooth or Wi‑Fi for richer data.
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