View, convert, compare, merge, and validate Excel and CSV files — plus AI-powered analysis and data filling.
View an Excel or CSV file as a table, right in your browser.
Convert an Excel file's first sheet to CSV.
Convert a CSV file into an Excel (.xlsx) file.
Compare two spreadsheets row-by-row and see what changed.
Combine multiple spreadsheet files with matching columns into one.
Check a spreadsheet for missing required fields and duplicate rows.