Microsoft does not offer an official "full version" of specifically for Android . The original 2007 suite was designed for Windows PCs and reached its end of life in 2017.
Includes "Office Lens" for scanning documents and whiteboards, and a "Notes" feature for quick jottings. Download Microsoft Office 2007 Full Version For Android
Allows you to create, sign, and convert PDFs to Word for editing. Microsoft does not offer an official "full version"