Fuzzy Lookup

This allows you to compare two tables and perform matching analysis
Performs fuzzy matching of textual data in Excel.

Download from here:
link - microsoft.com/en-us/download/details.aspx?id=15011

Appears in the add-ins list as "Fuzzy Lookup Add-In for Excel"
Installed into:
appdata\local\apps\microsoft\fuzzy lookup add-in for excel\bin\
enables you to perform similarity analysis to match textual strings that mean the same thing but are not spelled exactly the same.
The algorithm is based on the Jaccard Index of Similarity