compare two columns in excel

Spreadsheet Compare is a Microsoft Excel Add-In.

Compare the similarity and difference between the two images.

Merge two tables with the same number and types of columns.

Program to compare excel files gives easy to interpret reports using HTML

Merge Excel cells preserving all data, join by rows or columns.

Synkronizer compares any two Excel worksheets. Simply enter the file names

Compare two directories and subdirectories

compare two folders, zipfiles, or ftp directories right next to each other.

Compare two database schemas and/or table data, report differences and sync.

REGDIFF is a small command line tool to compare two registry files!