Backblaze - Backblaze's remote backup automatically backs up your data to our secure datacenter.
Microsoft Office Excel - Microsoft Office Excel is a commercial spreadsheet application.
SpiderOak - SpiderOak makes it possible for you to privately store, sync, share & access your data from everywhere.
Google Sheets - Synchronizing, online-based word processor, part of Google Drive.
CrashPlan - CrashPlan for Small Business backup software offers the best way to back up and store business & enterprise data securely - offsite, onsite & online in the Cloud.
LibreOffice - Calc - LibreOffice Calc is the spreadsheet program you've always needed. A fork of OpenOffice.