⇥Tab to Spaces Converter

Convert tab characters to spaces with configurable tab width.

Tab width:

About Tab to Spaces Converter

Replace tab characters with a configurable number of spaces (2, 4, or 8 by default) to standardise indentation across code files and text documents. Essential for teams that prefer space-based indentation, or when preparing code for environments that render tabs with a fixed width.

How to Use Tab to Spaces Converter

1
Paste your code or text
Enter the text containing tab characters you want to convert.
2
Set tab width
Choose how many spaces each tab should be replaced with — 2, 4, or 8.
3
Convert and copy
Click Convert and copy the space-indented output.

Common Use Cases

Standardising code indentation when merging files from different editors
Preparing code for linters or formatters that require spaces
Fixing tab-indented files for Python projects
Converting tabs before pasting into space-sensitive environments

Frequently Asked Questions

What tab width should I use?

Two spaces is common in JavaScript, Ruby, and web projects. Four spaces is standard for Python, Java, and C#. Use whatever your project's style guide specifies.

Will it change anything else besides tabs?

No — only tab characters (\t) are replaced. Existing spaces and all other characters are left untouched.