Dedupe Deduplication Software - Clean & Match 2010 - Version 4.0 Dedupe Deduplication Software Clean & Match 2010 is the complete data dedupe deduplication software suite, all rolled into one powerful easy-to-use application. Clean and dedupe virtually any kind of list including mailing lists, marketing databases, spreadsheets, etc with its 7 unique list/data cleaning modules, then perform a fuzzy matching data deduplication and merge/purge on one or two lists to ensure they do not contain any duplicates.