TMExcelBits is an add-in for Microsoft Excel that provides a whole range of features & routines that cannot be directly done in Excel.
TMExcelBits will run in trial mode for 20 days (without restriction). If you would like to continue using the file, you then have to pay for it & register it.
You can download a help file and a file that shows the menu options available in TMExcelBits
A once only licence fee that enables you to continue using TMExcelBits after the evaluation period has expired. You do not need to install the product again, just enter the registration code.