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.
ABBYY FineReader - ABBYY's latest PDF editor software, FineReader 16 you can easily convert files like PDF to Excel, PDF to Word, edit, share, collaborate & more with this 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.
NAPS2 - NAPS2 is a document scanning application with a focus on simplicity and ease of use.
Wondershare PDFelement - All-in-one PDF editor
Kofax Omnipage - Premium OCR software by Kofax. Turn paper, PDFs and images into valuable digital files to maximize productivity with OmniPage.