Barometer app and altimeter widget app is the free application to check atmospheric pressure. You can check atmospheric pressure where you want. You can measure altitude with this android app. This free app uses built-in GPS system to measure altitude and atmospheric pressure.
This free app measures high accuracy measurement of above sea level, this app uses GPS Map and other sensor to measure. This app provides you the feature of barometric pressure if the device has the sensor of check atmospheric pressure. You can check GPS coordinates, name of location and city of given place.
This best free app provides you the feature of wind speed, humidity, visibility and hygrometer if device equipped with appropriate sensor. You can check all these things if your android mobile has the appropriate sensor. If you have the plans to go anywhere you can check the atmospheric pressure of your desire place and altitude from sea level.
This altimeter free app provides you height about mean sea level (ASML) and elevation from ground level. You can provide latitude and longitude from your GPS map and measure altitude and elevation. True Altitude get form EGM96 earth.