WordPad
Microsoft Word
WordPerfect Office
LibreOffice
OpenOffice.org
Microsoft Works
TextMaker Viewer
TextMaker
AbiWord
IBM Lotus Symphony
Ability Write
Atlantis Word Processor
Microsoft Word Viewer
ABC Amber Text Converter
Ashampoo Office
Microsoft Office
SoftMaker Office

KWord

Apple TextEdit
Apple Pages
Microsoft Word
LibreOffice
OpenOffice.org
TextEdit
NeoOffice
iWork Pages

OfficeSuite Viewer
OfficeSuite Professional

Notability for iPad