Microsoft Office Excel - Microsoft Office Excel is a commercial spreadsheet application.
Dabble Writer - Writing software for novelists.
Google Sheets - Synchronizing, online-based word processor, part of Google Drive.
FriendlyData - Communicate with databases like a human
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.
Endaga - Build your own cellular network. Just add power & internet.