Full-featured office suite for Windows and Linux, blazingly fast, seamless compatibility with Word, Excel, PowerPoint, portable usage, pdf export.
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Pro Great interoperability with Microsoft Office
SoftMaker office can open doc(x), xls(x), and ppt(x) files without messing up formatting.
Pro Has a free version
A free version, called SoftMaker FreeOffice, is available.
FreeOffice is a stripped down version of SoftMaker Office, with less features, templates and interface polish, but it still is feature-packed and with the same excellent import and export filters that enable opening/saving Microsoft Office formats faithfully.
Pro Free technical support
If you face any issues, you can always use the technical support by developer SoftMaker, it's free.
Pro EPUB export included
You can create high-quality e-books in EPUB format easily