Gates’ death touch continued
Bill Gates is involved. No thanks.
Archived App (Last seen on 24 Jul 2026)
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.
Details
About
This app allows ground-based observers to document aircraft contrails, contributing to climate research. By identifying contrail formation regions, it helps improve weather forecasts and reduce aviation's climate impact.
✓Observe contrail formation regions
✓Contribute to climate research
✓Improve weather forecasts
✓Citizen science participation
✓Ground-based observations
Show original description
What's New in Contrails Observer
1.5.0
July 8, 2025
Updates and bug fixes.
User reviews
FAQ
What is Contrails Observer used for?
Contrails Observer is used by researchers and citizen scientists to observe contrail forming regions from the ground. These observations help improve weather forecasts and reduce the climate impact of aviation.
Is Contrails Observer free to use?
Yes, Contrails Observer is available for free. It does not have any in-app purchases or advertisements.
What devices does Contrails Observer support?
Contrails Observer is currently supported on iPhone devices.
How often is Contrails Observer updated?
The app was last updated on July 8, 2025, with version 1.5.0. This indicates a relatively recent update, suggesting ongoing development and support.
What is the age rating for Contrails Observer?
Contrails Observer has an age rating of 4+, making it suitable for a wide range of users.
What is the user sentiment for Contrails Observer?
Based on the available data, Contrails Observer has a rating of 1.0 stars from 1 rating. This single rating suggests limited user feedback at this time.
How does Contrails Observer contribute to climate research?
By enabling ground-based observation of contrails, the app helps identify regions where contrails form. This data is crucial for understanding their impact on global warming and improving climate models.
