If you are the kind of person who wants to have under control at all times your location and many other information such as temperature, humidity, atmospheric pressure, etc. then Altimeter Barometer Pro is the app for you.

This app allows you to keep under control your altitude with the GPS and with the sensor inside the phone (if present); in this way, even in the absence of GPS signal you'll always know your altitude.

Moreover, in case of need you can easily correct the measured altitude of the sensor of your phone.

Unlike other app like there is an icon with the confidizioni daily weather

It also has a compass and you can share your location via SMS, email, WhatsApp, Twitter, etc.

the source of weather data is OpenWeatherMap
weather data are updated every 3 hours