Excel for the web is a free lightweight version of Microsoft Excel available as part of Office on the web, which also includes web versions of Microsoft Word and Microsoft PowerPoint.
Excel is so overrun with useful and complicated features that it might seem impossible for a beginner to learn. But don't worry—once you learn a few basic tricks, you'll be entering, manipulating, calculating, and graphing data in no time!
You can convert Microsoft Excel spreadsheets into Google Sheets format, or you can directly edit Excel spreadsheets, without having to make a copy. The original file will remain intact.