Zephyrist
Predictive natural cooling
Archived App (Last seen on 16 Apr 2025)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
This app analyzes current and forecast weather conditions to intelligently predict the best times to open and close your windows for natural home cooling. It helps optimize your cooling strategy based on your preferences, saving energy and utility costs.
What's New in Zephyrist
1.0.5
July 20, 2023
Bug fix - Current temperature gradient did not auto-refresh Bug fix - Current temperature thumb not always centered Bug fix - Moon emoji showed incorrectly when looking at different time zones Bug fix - City search did not always return results in English Bug fix - Open/close segments on Forecast page not always centered
MoreFAQ
What is Zephyrist?
Zephyrist is a weather application that helps you make intelligent decisions about when to open and close your windows for natural home cooling. It analyzes current and forecast weather conditions to optimize your home's temperature and save on air conditioning costs.
How does Zephyrist help save money?
By intelligently predicting optimal times to use natural ventilation, Zephyrist can significantly reduce your reliance on air conditioning. Studies suggest a good window opening strategy can cut AC energy consumption by up to 30%, leading to lower utility bills.
Does Zephyrist have ads?
Yes, Zephyrist contains advertisements. As a free application, ads are displayed to support its continued development and availability.
What weather factors does Zephyrist consider?
Zephyrist analyzes current and forecast weather conditions, specifically focusing on temperature, dew point, and the possibility of rain over time. It compares this data to your home's current conditions to make its predictions.
Can I customize Zephyrist's strategy?
Yes, you can choose how aggressive your window opening strategy is within Zephyrist. The app then performs the necessary calculations to recommend the best times to open and close your windows based on your preferences.
What devices is Zephyrist available on?
Zephyrist is available on iPhone and iPad devices. It is designed to work with iOS operating systems.
How often is Zephyrist updated?
The latest version of Zephyrist is 1.0.5, which was last updated on July 20, 2023. Updates typically address performance improvements and new features.
What is the age rating for Zephyrist?
Zephyrist has an age rating of 4+. This indicates it is suitable for users of all ages, with no mature content concerns.
