Wondershare PDFelement - All-in-one PDF editor
DocFly - The Best Online PDF Editor. Create, Edit & Convert up to 3 PDF Files a month for FREE with the best free pdf editor!
Adobe Acrobat DC - Make your job easier with Adobe Acrobat DC, the trusted PDF creator. Use Acrobat to convert, edit and sign PDF files at your desk or on the go.
PDF-XChange Editor - The smallest, fastest, most feature-rich PDF editor/viewer available
Google Docs - Create a new document and edit with others at the same time -- from your computer, phone or tablet. Get stuff done with or without an internet connection. Use Docs to edit Word files. Free from Google.
PDFzorro - PDFzorro is a web based source for enjoying the professional level of PDF editing.