PDFCreator - PDFCreator converts every printable document to PDF and many other formats. Create professional PDFs with a few clicks and it's free. With many Professional Features: merge documents, send emails and more.
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.
qvPDF - qvPDF is a PDF creator for Windows, but you can also merge & split.
Wondershare PDFelement - All-in-one PDF editor
bioPDF - PDF Writer - Create PDF documents from any Windows application - Supports Citrix MetaFrame, Windows Terminal Server and Windows 10, 8, 7, Vista, XP, Server 2019, 2016, 2012, 2008, 2008 R2, 2003, 2000. Works with 32 and 64 bit systems.
Google Drive - 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.