Microsoft Excel is the go-to if you want to calculate a lot of data all at once, but even outside of basic math, you can use the app to find specific info.

When counting unique values in Microsoft Excel, use UNIQUE() as a helper function and avoid more complicated expressions.

If you wish to count the same or duplicate values in a column only once in Excel or the count of occurances of duplicate values, read this article.

Click one of the column headers in the document that has values. The word "Count" appears in the status bar's bottom right corner. The number of cells that contain values appears next to that word.

You can count the number of values in a single cell in Excel and Google Sheets that are seperated by comma using this function or formula.