價格：免費
檔案大小：7.5 MB
版本需求：需要 iOS 11.1 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Handy tool for pilots traveling between the United States (where altimeter settings are in inches of mercury) and the rest of the world (where they are in millibars).
支援平台：iPhone, iPad