Unique Outstanding Design App!
Response from developer
This is amazing Ron — I’m so so glad to hear it’s been such a help for you! Hope you get some amazing walks in the woods!

Monitor atmospheric pressure and receive weather predictions using your device's built-in barometer. Get storm alerts and track trends with on-device forecasting. Features include Lock Screen Live Activities and Apple Watch complications.
1.5.5
May 30, 2026
Minor UI bug fix with the altitude display.
$1.99
Unlock Widgets
Unlock home screen widgets & Apple Watch complications
This is amazing Ron — I’m so so glad to hear it’s been such a help for you! Hope you get some amazing walks in the woods!
Pascal Barometer is a free weather application that uses your device's built-in barometer to track atmospheric pressure and predict weather changes. It offers on-device forecasting and storm alerts without requiring an internet connection.
No, Pascal Barometer does not contain advertisements. It is a free app with optional in-app purchases.
Pascal Barometer is available for iPhone and Apple Watch. It also supports iOS widgets and Apple Watch complications for quick access to information.
Pascal Barometer uses the Zambretti algorithm for on-device weather forecasting and features a hybrid calibration system combining GPS and relative altitude tracking for accuracy. The app has a 5.0-star rating from 1 review.
Yes, Pascal Barometer is designed to work offline. All weather forecasting and pressure monitoring are computed on-device, meaning no internet connection is required.
Pascal Barometer provides storm alerts via push notifications. It also offers Live Activities to display pressure trends on your Lock Screen and Dynamic Island.
The latest version of Pascal Barometer is 1.5.5, which was last updated on May 30, 2026. This indicates a recent update, suggesting ongoing development and support.
Pascal Barometer has an age rating of 4+. This means it is suitable for children aged 4 and older.