Hunter Research and Technology today released Theodolite 2.1 on the iTunes App Store. This novel multi-function augmented reality viewfinder app serves as a compass, GPS, map, zoom camera, rangefinder, and two-axis inclinometer. Theodolite became the #1 selling navigation app in the US and UK App Stores in December 2009 after being featured by Apple in

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Theodolite AR Viewfinder App Updated With Gyro-Compass Fusion