Bar-o-Meter - Altimeter & Barometer for iPhone 6 and iPad Air 2


Bar-o-Meter reads the pressure from the iPhone 6 and iPad Air 2 barometer sensor and it uses it to calculate your altitude. It also gives you weather forecast and it shows the pressure in different measure units.
On the iPhone 5S and older devices, it uses accurate internet services, to also display pressure and altitude.


▪ Find your altitude from the pressure measured from your device, thank's to the Barometric Formula, and from your location
▪ Widget, to always keep an eye on pressure
▪ Pressure and altitude charts
▪ Relative Altitude, to get how up and down did you hiked, based on the pressure measure of your device
▪ Multiple measure units
▪ Amazing animations and Flat Design graphic!

… and much more!

Updates and more features are coming.
Ver. 1.2.0 - Lot of improvements: In-App Purchase to remove ads has been added, new Wiki button and you can now take a picture with barometric data in overlay
Ver. 1.1.0 - Now the charts of pressure and altitude variation in time are available. Also, the widget has been added!
Ver. 1.0.1 - The altitude calculation has been improved and we added Millimeter of mercury (mmHg) as measure unit

For issues, questions or requests, please write to our team at or by the support page

What's new in version 1.3.1

- Spanish Localization
- Added real-time information of the GPS signal accuracy
- Minor bug fixes

Upcoming updates
- Improved weather forecasts
- Improved widget
- Improved charts


Linked Opinion

Recommended by Michael Johnston

Version 1.3.1 – May 29, 2017 at 10:35 AM

Really cool app for reading barometric data. Uses GPS to help give you true altitude change info.