You could try the "Trial Version" from:
But is may be easier (in the future) to ask whoever sent the .wdb file to save it as a .dbf file. I have Works and Office on my PC.
I have just saved a .wdb file as a .dbf and it opens perfectly in Excel.
Alternatively, if you would like to email me the file I will convert it for you so that you can open it in Excel. (if it is not personal, that is)?