價格：免費
檔案大小：13 MB
版本需求：需要 iOS 11.4 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Line Extractor generates line drawing from a photo image.
This app removes shade with the method called adaptive thresholding.
You can get clear digital line drawing easily from your picture on the paper.
支援平台：iPhone, iPad