價格：免費
檔案大小：19.4 MB
版本需求：需要 iOS 10.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Pin a message to a location. Then send it in a conversation. Participants in the conversation can only view the message when they move into the selected area.
It's simple and lot's of fun!
支援平台：iPhone, iPad