How it works
How to use Merge Excel online
- Choose the file or files requested by the tool.
- Adjust any available settings for the output you want.
- Run the tool in your browser and download the finished result.
Data tool
Merge multiple workbooks into a single XLSX file.
Your file stays in this browser.
How it works
Overview
Merge multiple workbooks into a single XLSX file. This page keeps the input, output, browser requirements, and practical limits visible before you run the tool, so you can choose the right workflow for the file.
Upload Excel or spreadsheet files
Excel file
up to 100 files · 50 MB max
Best for
Processing
PrivConvert uses SheetJS for this workflow. No setup needed. No special browser capability is required for typical inputs
Your file stays in this browser while the tool runs.
Related tools
FAQ
Yes. This tool is free to use in your browser and does not require an account.
PrivConvert is designed for local-first processing. Files are handled in your browser when supported and are not uploaded for account-based storage.
Your file stays in this browser while the tool runs.