S6 Barometer (Air Pressure)
This is the free app (for weather): S6 Barometer.
This is an analog barometer designed for the Galaxy S6.
A barometer measures air pressure.
It uses the Galaxy sensors to sample the air pressure and updates the display.
The barometer displays the ambient pressure in millibars(mbar), millimeters of mercury(mmHG)
and inches of Mercury (inHg).
Although designed for the Galaxy S6 sensors, it should work fine on following phones:
Galaxy S6 Edge
Galaxy S5
Galaxy S4
Galaxy S3
Galaxy Note 3
Galaxy Note 4
HTC One
LG G3
LG G4
Nexus 6
Sony Xperia
Enjoy!