* No ads.
* Works without internet connection.
* Altitude in meters and feet.
* Level of altitude (Low, Medium, High, Very High, Extreme, Ultra).
* Sunrise and sunset time.
* Current location address, if device is connected to internet.
* Approximate percentage of oxygen based on Altitude Chart - (http://www.higherpeak.com/altitudechart.html)
* Share button.
* Open current location in either Google Map or Apple Map when tap on coordinates.
* Manual refresh only. Deliberately not implemented the auto refresh feature.
* SHAKE device or PULL screen down to refresh.
Source code: https://github.com/abhaydgarg/Altimeter