價格：免費
檔案大小：1 MB
版本需求：需要 iOS 4.3 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
The descent application is simple to use. It makes calculating and planning descents easy. The Descent application calculates the distance to start the descent and the descent rate in feet per minute.
支援平台：iPhone