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MagnetMeter - 3D Vector Magnetometer & Accelmeter

Paid

The first and only Vector Magnetometer on the iPhone - Visualize the hidden world of magnetism around you in 3 dimensions (3GS or later.).

AccelMeter - 3D Vector Accelerometer (free level)

Free

First and only 3D-graphical Vector Accelerometer in App Store: Smoothly visualize and measure the current acceleration. It can be used on earth, on...