Data tools
Clean, merge, split and convert CSV, XLSX and JSON files without sending data anywhere.
5 toolsNo uploadsNo sign-up
PopularCSV cleanerTrim, normalize headers and repair messy CSV or XLSX files. Processed locally in your browserCSV merge and splitAppend or match CSV files, or split large files by rows or values. Processed locally in your browserPopularCSV and JSON converterConvert between CSV, XLSX and JSON with type detection. Processed locally in your browserDuplicate removerRemove duplicate rows, lines, emails or values from data. Processed locally in your browserCompare listsFind matches and differences between two lists or files. Processed locally in your browser