How to use this Spaces to Tabs Converter

Convert leading indentation spaces to tabs.

Enter, paste, upload, or choose the inputs shown in the tool above.
Adjust the available options for the result you need.
Review the output before copying, downloading, or using it elsewhere.

What this tool does

Turn leading groups of spaces into tabs without changing ordinary spaces inside text.

Practical tips and limits

Keep a copy of the original text before destructive cleanup. Use the preview/output count to confirm that separators, whitespace, and duplicates were handled the way you intended.