Ultra Office for Free: Word, Spreadsheet, Slide & PDF Compatible
Ultra Office is the best free office & PDF software in 2019 - a perfect alternative to Word, Excel, Powerpoint & Adobe PDF. Not only can it support Microsoft Office file formats like Word, Excel, and PowerPoint but also OpenOffice document files. Plus, it also offers a PDF editor, a vector graphics and flowcharts drawing program, a databases editor, and a Math formula editing application.
Was previously £42 but is now is free.