Add a CSV Column at the End of CSV

World's simplest online CSV column adder. Just paste your CSV and the new column in the forms below, press Append a CSV Column button, and a new column gets added at the end of CSV. Press button, append column.

CSV:

New column (including the column title):

(undo)

Want to swap CSV columns?

Use the Swap CSV Columns tool!

Want to extract CSV columns?

Use the Extract CSV Columns tool!

Want to replace CSV columns?

Use the Replace CSV Columns tool!