This navigation tool calculates magnetic variation, the difference between true and magnetic north, essential for plotting courses on maps. It's designed for pilots, sailors, cartographers, and anyone using maps and a compass.
5.0(1 ratings)
$0.99
Best apps like MapTool - GPS, Compass, Altitude, Speedometer, UTM, MGRS and Magnetic Declination
8+ similar apps compared and reviewed
4.5 avg rating
2 free apps
Updated September 2026
Whether you want more options like MapTool or a completely different take on the same concept, our curated list of 8+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.
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5.0(1 ratings)
$0.99
This navigation app calculates magnetic declination and inclination for any location on Earth. It's useful for pilots, sailors, cartographers, and anyone using maps and compasses to plot courses. The model is accurate from 2024 to 2029.
5.0(1 ratings)
FreeAdsIn-App Purchases
Create and georeference maps with various file formats. Supports imagery, scanned maps, and export options. Ideal for generating custom mapping content.
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Map Tools
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This app supports numerous coordinate systems and map projections for a wide range of datums. Users can input locations manually or via GPS and view them on an embedded map. All datums are accessible without extra purchases.
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WMM PAL
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This app accurately calculates magnetic declination worldwide using the World Magnetic Model from NOAA. It has been updated with modern Swift and SwiftUI tools for improved performance and features.
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CourseSpeed
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This navigation app provides real-time course, speed, and position data on a clear display. It offers turn-by-turn navigation with voice prompts, map overlays, and the ability to save tracks and points of interest. Additional features include sunrise/sunset times, horizon distance calculation, and specialized functions for sailing and geocaching.
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