The accurate barometer and altitude App. A barometer App thatdisplays the current atmospheric pressure. It also calculates thealtitude based on the recent standard pressure (QNH) in your area.Devices without a built-in barometer will show a rough elevation ofthe region and an estimated pressure. Advantages: - Accurate to 10meters - Lightweight - Small size - Doesn't need GPS - Consumeslittle of your monthly network plan - Built-in Suggestion boxPlanned improvements: 1) Support monitoring for noticeable changesin pressure and notify you for any pending dangerous weather 2)Monitor pressure changes away from you to predict possible weatherchanges near you Note: Devices without a barometer sensor may havelimited functionality and a greatly decreased height accuracy.