Search and replace text across an entire CSV file online, with regex support, case sensitivity, and column scoping.
Free for files up to 5 MB and 10,000 rows. Files are processed in your browser — nothing is uploaded to a server. No account required.
Bulk text replacement across an entire CSV, or inside a single column if you scope it. Matching is literal by default, so characters like . or ( count as themselves. Tick Regex when you want a pattern, and the replacement field then accepts $1 and
amp; backreferences.Legacy ERP exports are the usual reason people need this. Every amount arrives as "USD 1,240.00" and the accounting import wants a bare number, or a status column is full of "N/A" strings that should be empty cells. One pass fixes the whole file.
Enter the text to find and its replacement, pick a column or leave it on All columns, then run it. The tool reports how many replacements it made, which is the fastest way to notice that a pattern matched more than you intended.