.docx
Word document
Word’s default format since 2007, stored as a ZIP of XML parts under the Office Open XML standard. It holds text, styles, tables, pictures, comments and tracked changes.
Letters, reports, CVs and any document other people need to edit.
Opens in Word, Pages, Google Docs, LibreOffice Writer
About DOCX files.pdf
PDF documentPortable Document Format
Created by Adobe in 1993 and an ISO standard since 2008, a PDF fixes text, fonts, images and layout so each page looks the same on every screen and printer.
Final documents to share, sign, print or archive: forms, contracts, manuals and invoices.
Opens in every browser, Preview, Acrobat Reader, Microsoft Edge
About PDF files