NCH PicoPDF Plus是一款拥有多种强大功能的PDF编辑器，我们可以通过PicoPDF来给PDF文件添加文字和图像等多种内容，同时你还可以将PDF文档的格式进行转换，获取到其他格式的文档。
Edit your PDFs with the best PDF Editor on the market.
Features:
Edit existing text or add new text
Rearrange text and graphics
Add notes and comments to documents
Delete or move embedded images
Add an image to your PDF file
Type into blank spaces to fill out PDF forms
Add a digital signature to a PDF
Works offline – no internet connection required
Edit locally, no need to upload your documents
Compatibility: Intel, 32-bit processor OS X 10.5 or later
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