PDF Pro

PDF Pro is the complete PDF solution, allowing professionals to get their PDF work done quickly and easily. The application includes an online PDF editor to either upload a PDF to edit or create a PDF file from scratch. The PDF editor allows the user to add and erase text; add images and signatures; highlight text; and much more. Users can also merge, split, lock, unlock, rotate, watermark, and compress PDF files. There are additional tools such as converting PDF to image; or creating PDFs from Word, Excel, PowerPoint, image files and more. The web app also has a PDF viewer to view your PDF files online. If you are looking for PDF software, PDF Pro has all the tools you need.

Screenshots from Chrome Web Store