價格：免費
檔案大小：69.4 MB
版本需求：需要 iOS 7.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Draw one line, is an simple but addictive game. We well-design over 200++ puzzle levels, although we believe it will bring you over 3 hours' interesting time.
Drawing one line to connect two black circles;
The draw line should bypass the obstacles;
The draw line should pass all gray grids.
支援平台：iPhone, iPad