Tool 06
🔗 Merge Columns
Combines two or more columns into one — with any separator you choose.
🔒 100% offline — your file never leaves your computer
What it does
- Combines any number of columns into a single column
- Choose your own separator, e.g. a space, comma or dash
- Example: First name + Last name becomes "John Smith"
⬇ Download Tool — Free
Single HTML file · runs in any browser · no installation, no sign-up
How it works
1
Download the toolClick the button above and save the file to your computer.
2
Open it in your browserDouble-click the downloaded file — no installation or account needed.
3
Select your file and download the resultEverything runs locally; your Excel file is never uploaded anywhere.