Really Random Numbers includes an extremely easy to use Excel Spreadsheet Interface for generating random numbers.
A screen shot is shown below. Using the spreadsheet is as easy as entering the lowest number and highest numbers allowed, how many numbers you want, and clicking a button. The spreadsheet works with all versions of Excel for Windows 95 and higher.
What's the catch? The spreadsheet doesn't work by itself - Really Random Numbers must be installed and running to drive the generation process.

Besides generating random numbers, the spreadsheet will also do random strings (passwords):

and also permutations and combinations:
