CSV Diff Tool Online
CatalogDiff turns two CSV files into a clear difference report. It is useful for product exports, supplier data, inventory files and other structured CSV datasets.
Open CatalogDiff and compare CSV filesHow it works
Load the previous and new CSV files, select a unique identifier column, optionally map product name, price and stock, and run the comparison. CatalogDiff can identify changed, new and removed records and export a difference report.
Related CSV tools
Compare CSV files · CSV diff · Compare by key · Price list comparison · Product catalog comparison