What are some alternatives?
Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
Keikai - Fastest web spreadsheet for Big Data
Google Drive - Sheets - Synchronizing, online-based word processor, part of Google Drive.
Spreadsheet Booster - Import external data directly into your spreadsheets
Microsoft Office Excel - Microsoft Office Excel is a commercial spreadsheet application.
SpreadSheets App - Monitoring Performance in Between the Sheets