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Determines the bearing and the distance between the main places in Portugal
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Allows the user to practice and to explore the on-in-sixty rule-of-thumb
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Distance and bearings for an orthodrome defined by two locations.
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Quick fuel planner for airplanes
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Intersection courses and the turn anticipations to intersect a VOR radial
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Indicates True North when the phone is aligned with the shadow of an object
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Allows the development of spatial awareness in the context of air navigation
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This App calculates the flight turn radius, in still air, for an airplane.
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Converts between the main units for distance, pressure, speed, mass, volume, etc
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Determines the anticipations to enter and to exit a VOR/DME arc
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Calculates the head/tail-wind and the cross-wind components
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Calculates the wind triangle for aeronautical navigation.