XLTools Popup Calendar Add-in for Excel is a Business::Spreadsheets software developed by WavePoint Co. Ltd.. After our trial and test, the software was found to be official, secure and free. Here is the official description for XLTools Popup Calendar Add-in for Excel: It is a must-have date and time picker for Excel. Insert date only, time only, or date with time into cells and ranges in one click! The calendar drops down next to a cell, displays week numbers, days of the week and the current date. You can choose a preferred date/time format from numerous options. Works both in 64 bit and 32 bit Excel. you can download XLTools Popup Calendar Add-in for Excel free now.