Compass - wind rose

This application shown magnetic heading to user using the magnetic field and accelerometer sensors. Also shown the user the pitch and roll parameter to set adequate the smartphone to found the correct orientation. This parameters change to green color when the smartphone is horizontal position and are displayed at the bottom of the screen. The orientation is displayed simulated analog compass. Additionally the app has a flashlight function, which can be configured to send an SOS signal. For the compass to work correctly, your device must have accelerometer and gyroscope sensors.
Characteristics
- Does not require internet,
- Shows the orientation analogically,
- Wind compass rose,
- Indicates the cardinal points: North, South, East and West,
- Indicates the intercardinal (or ordinal) directions: NE, SE, SO/SW, NO/NW,
- Indicates the half-winds: NNE, ENE, ESE, SSE,SSO/SSW, OSO/WSW, ONO/WNW, NNO/NNW,
- Digitally displays the orientation,
- Shows the tilt of the device (pitch and roll),
- Shows the intensity of the magnetic field,
- A flashlight is included,
- The flashlight can send SOS messages.

Help
Send an SOS signal.
1. Press SOS button, and
2. Press the flashlight icon.
Note: To calibrate the compass, move the mobile in a figure 8 path.