PDFCool Free Studio is a feature limited version of PDFCool Studio that lacks some of the more advanced features. Although limited in functionality, the free version offers a good array of features that let you create, split, combine and comppress PDF files.You can also extract images and text from one or more PDF files, create PDF files from images, convert documents, add watermarks, encrypt/decrypt PDF documents, set document permissions and more.Free for personal use. - Convert DOC, HTM, PPT, Excel, DWG, JPG to PDFs; - Convert ANY printable document to PDFs in batches; - Convert PDFs to Doc, JPG, Html, Text in batches; - Create PDFs from webpages or local html; - 17 Page functions - Merge/Rotate/Resize...; - 11 Document functions - Split/Combine/Compare...; - Encrypt/decrypt multiple PDF documents in batches; - Add/Del/Edit/Replace/Copy Text in PDFs easily; - Sign PDFs with custom signature model; - Convert PDFs to self-running slide-show; - Process images in PDFs directly.