WPS Office 2019 is the powefull office suite, which can open almost any file type fully compatible with Microsoft Office and save your documents as a PDF. WPS Office includes three state-of-the-art office programs. Word text processor, Presentation creator and Spreadsheet program for data processing and data analysis.
Features:

Fully compatible with Microsoft PowerPoint, Word and Excel
Supports DOC, XLS, PPT, TXT and more
Easily switch between open documents using our Priority Tabs featureWPS Office screeshot
Quickly share documents with built in emailing function
Keep your work safe with auto-save
Keep your work protected with document encryption
One small file includes Presentation, Writer and Spreadsheet
Optional spell check language packs available
Writer:

Fully compatible with Microsoft Word
Rich text, paragraph and shape formatting features
Make quick changes to margins and spacing using our Paragraph tool
Advanced collaboration features including track changes, spell check and comments
Numerous page layout tools
And more
Spreadsheets:

Fully compatible with Microsoft Excel
Over 160 formula and function shortcuts