價格：免費
檔案大小：8.9 MB
版本需求：需要 iOS 8.4 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Open Sea is a browser for the maps produced by the OpenSeaMap project. OpenSeaMap is a subproject of OpenStreetMap, and generates freely usable nautical chart data and map image tiles.
支援平台：iPhone, iPad