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PDF Editor is a popular productivity tool designed and developed by CAD-KAS. With this program, you can easily create, edit, convert and merge PDFs. Regardless of the source of your file, PDF Editor can be used to view the document, change certain elements, and print PDFs within seconds

Master PDF is another lightweight and easy-to-use PDF editor that offers dozens of outstanding features to users. You can create, edit, and merge files, as well as add comments and signatures, to PDF files. Master PDF even has an encryption feature that you can turn on to protect your PDF files

PDF is a widely used format for applications and other important documents but editing PDFs is not easy. You can’t simply edit a PDF because most of the time you’re not supposed to.  However, that’s not the case every time, there are several apps to edit and annotate PDF documents directly on your Android device. Here are some of the best PDF editor apps for Android you can try right now for free