PDF sign - PDF reader : Oxy Developer

PDF Sign is designed to simplify your PDF experience. Easily select and read PDF files from your phone, with smooth zooming for detailed viewing.
Enhance your documents by adding watermarks—choose from our preset text watermarks or create your own by typing text. You can use photos from your gallery as unique watermarks.
Need to sign a document? Our doodle board lets you create electronic signatures effortlessly and add them directly to your PDF. Once done, save your file to one of the folders on your device.