About this tool
Use CSV Column Renamer to complete this focused task without sending your content to a third-party service.
Using CSV Column Renamer
Paste or enter your content, run the tool, and review the result before using it.
Helpful tips
- Check the labels, units, and input format before running the tool.
- Review the result, then use the copy button where available.
- For important decisions, verify your inputs with an appropriate professional source.
Is my information private?
Yes. This developer tools processes your input in the browser and does not upload it.
Is this tool free?
Yes. You can use it without creating an account.
How to use this tool
- Choose a CSV file.
- Name the column and its replacement.
- Download the updated CSV.
About CSV Column Renamer
Update one selected CSV column name by its header or one-based position. The original file stays on your device.
Does this tool send my data anywhere?
No. Its calculation or transformation happens on your device.