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Trigonometry. Interactive unit circle.Trigonometric formulas.
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Measure the world! Calculate distances, areas and elevations in Google Maps
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The most complete application that solves the navigation calculations
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Navigation calculator for chart plotting, rhumb line and great circle problems
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Coordinate converter, elevation calculator, GPS and mapping app for Android
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App for calculating heading relations and compass checks including extra tools
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Nautical Calculator for true and apparent wind with conversion to Beaufort scale
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The most accurate and easiest way to make land surveys and map measurements.
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Tools for Simple GIS, Mapping and Surveying tasks.
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SmartTool for manage your area, distance, perimeter,... support UTM
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Marks and beacons
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Offline topo maps worldwide, record hikes, import & edit GPX tracks & waypoints
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Measure area and distances
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Calculate map area, distance & acreage for land surveys, roofs, fields & more.
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Geographic coordinates converter
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With Triangle Calculator you can calculate triangles without any knowlegde.
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TRUMPF BendGuide calculates your bending parameters simpler and clearer.
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ColRegs rules 34 to 37 and annex IV
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Linear interpolation & extrapolation calculator for commissioning engineers
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Meteo calculator for temperature, humidity, dew point, heat index and wind chill