Your compass, barometer and pocketwatch in one handy app. You can apply a fixed offset to the barometer to calibrate it to a nearby weather station to give you the pressure at sea level.
Your device needs a build in compass, barometer and GPS to be able to run this app. like for instance the Galaxy S3.
You have to agree to the user license http://cyclick.nl/index.php/2016-06-03-17-27-02/nvironment-license
See you on our forum http://cyclick.nl/smf/index.php