Apps similar to PDFtk include Stirling PDF, which is open source with a free version. Other options are PDFsam Basic, Adobe Acrobat DC, Master PDF Editor and JOPDF. There's no shortage of PDF Editors like PDFtk, with more than 50 alternatives for Windows, Mac, Linux, the web and Android.
It could have been called something like pdf-to-pdf. It also provides many useful capabilities to developers of PDF-producing software or for people who just want to look at the innards of a PDF file to learn more about how they work.
PDFEncrypt is a free, open-source Windows application that encrypts any PDF file using industry-standard encryption algorithms.
UnityPDF lets you merge, split, divide, rotate, protect PDF files and more. All features are easy to use and do not require complex skills.
PDF Merge is a simple user-friendly application that allows you to merge multiple PDF documents including scanned / imported documents and images into 1 PDF.
Functions: Split pdf-files, Merge pdf-files together, Compose new PDF-Files while using individual sorting, customized patterns (similar to Word printing), etc. You can even append encrypted PDF files to another PDF document Faster than Java based PDF Split &a.
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Edit, convert, annotate, protect, merge, split, compress, and sign PDF files on Mac.
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Ultra PDF Merger is a freeware PDF utility that joins your PDF files, or part of them, together. It is a windows application and it runs on both 32bit and 64bit systems. Ultra PDF Merger is portable which means you don’t have to install anything, just download it, extract its...
PDF Merge Tool is a simple, fast and easy tool for merging PDF files. It runs on the .NET framework v2 and uses the PDFSharp library.
It's virtually the fastest solution for users to edit PDF documents in any circumstances, all you need to do is several clicks!.
Splits PDFs using single-page, range, group, or delete modes, merges files in any sequence with drag-and-drop, retains original formatting, supports password-protected content, intuitive navigation, unlimited usage, preserves output quality, and suits all experience levels.
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FormulatePro helps you open and write on PDF documents. You can fill out any PDF form document, drop in graphics, scribble with the mouse or a tablet, save and print.
Collection of easy to use, time-saving online tools to merge, split, convert, and edit PDF files.
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