價格：免費
檔案大小：8 MB
版本需求：系統需求：iOS 11.4 或以後版本。相容裝置：iPhone、iPad、iPod touch。
支援語言：英語
Using either 1, 2 or 3 Equal Time Points (ETP's), this application will calculate using up to 4 Alternate Airports the Window of Suitability when planning for suitable alternates.
With map support on the iPad, due to screen size, it will show over 20 airports placed roughly on a not to scale map for situational awareness.
支援平台：iPhone, iPad