Spreadsheet & CSV Tools
Work with tables without opening a spreadsheet program. Turn CSV into Excel workbooks and back, export sheets as JSON, preview large files, combine or split them, remove duplicates and blank rows, and convert column letters to numbers.
CSV to Excel
Turn CSV files into proper Excel workbooks without the usual import problems. The…
Excel to CSV
Export spreadsheets to clean CSV files. Each sheet of a workbook becomes its own…
Excel to JSON
Turn a spreadsheet into JSON that code can use straight away. Pick a sheet, decide…
Excel Formula Generator
Get the formula you need without memorising syntax. Choose a task, such as looking…
Excel Column Converter
Find out which number a column letter stands for, or which letters belong to a…
TSV to CSV
Change tab-separated data into comma-separated data, or the other way round. Paste…
CSV Viewer
Look inside a CSV file without a spreadsheet program. Drop the file to see it as a…
CSV Merger
Stack several CSV files into one. The merger lines up columns by their header…
CSV Splitter
Break a large CSV file into manageable pieces. Split it into files of a fixed…
CSV Cleaner
Tidy a messy CSV before it causes an import error. Tick the problems you want…