SSuite Office - SSuite Office is called to be one of the most accomplished software developers for both beginners and professionals alike.
Microsoft Office Excel - Microsoft Office Excel is a commercial spreadsheet application.
Etherpad - Etherpad is a highly customizable Open Source online editor providing collaborative editing in...
Google Sheets - Synchronizing, online-based word processor, part of Google Drive.
LibreOffice - Free office suite, open source, and compatible with .doc, .docx, .xls, .xlsx, .ppt, .pptx files. Updated regularly – download for free. Originally based on OpenOffice.org.
Apple Numbers - Numbers lets you build beautiful spreadsheets on a Mac, iPad, or iPhone — or on a PC using iWork for iCloud. And it’s compatible with Apple Pencil.