價格：免費
檔案大小：13.6 MB
版本需求：需要 iOS 10.2 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Use this app to size up buildings and towers around you! Simply locate yourself and the tower on the map, then switch over to Camera and aim the line at the top of the tower.
支援平台：iPhone, iPad