Google Docs Spreadsheet is Google’s own version of an Excel-like spreadsheet application
Google Docs Spreadsheet looks pretty similar to Excel but as you’ll notice, it actually operates inside your web browser. It has much of the same functionality...
In terms of functionality, OpenOffice is very similar to Microsoft Excel
It looks similar to Excel’s layout and has pretty much the same features
Scoro KPI dashboard software is like Excel on steroids
It’s not quite the formal Excel functionality
MS Excel Web App is similar to Google Spreadsheet
that has all the basic Excel features
Another cloud-based free Excel alternative that empowers your productivity and enables working in an Excel-like environment creating new spreadsheets and editing documents written in other spreadsheet applications.
It offers functionality that legacy Excel users are familiar with