87 free tools for Excel and CSV files.Your files are processed in this browser and never sent to a server, so there is nothing to install and no limit on how often you use them.

Count business days between dates in Excel

Add the number of days or business days between two date columns, or up to today. Business days skip the weekend and the holidays you paste in. Your files are processed inside this browser and never uploaded.

File 1

Choose several files to apply the same fixes to all of them

Drop a file hereChoose file.xlsx / .xls / .ods / .csv, up to 20 MB