Combine Excel Files Online in Seconds Without Losing Formatting
Combine two Excel files into one. Perfect for combining data from multiple sources.
Upload First Excel File
Select the first Excel file (.xls, .xlsx) to merge
Size up to 50MB
Files deleted automatically
Secure upload (SSL)
This will be the base file for merging
Features
- Combine two Excel workbooks into a single, organized file
- All worksheets from both files are preserved in one workbook
- Maintains original formatting, formulas, charts, and images
- Supports both legacy .xls and modern .xlsx formats
- Each file up to 50MB – perfect for large spreadsheets
- 100% free – no registration, no hidden fees
- Secure SSL encryption for all uploads and downloads
- Files automatically deleted from servers after merging
- We never access, store, or analyze your data
Why use Our Merger?
- Works entirely in your browser – no software to install
- Start immediately without creating an account
- Preserves complex formatting better than most online tools
- Handles files up to 50MB each with ease
- Temporary files are purged right after processing
Common Merge Scenarios
- Consolidating monthly reports into a yearly summary
- Combining data from different departments or teams
- Merging multiple budget sheets into one master file
- Joining separate workbooks for easier sharing
- Creating a single archive from scattered Excel documents
How to Merge Excel Files
Merge your Excel files in 4 simple steps. It's fast, secure, and free!
Upload First Excel File
Drag & drop your .xls or .xlsx file or click to browse. This will be the base file.
Upload Second Excel File
Add the second file to merge. Its sheets will be combined with the first file.
Merge your files
Our system merges 2 Excel files into one. The sheets from the second will be merged into the first.
Download Merged File
The merged file will be automatically downloaded in your browser.
Powered by LibreOffice Technology
Built on Open-Source LibreOffice
We merge spreadsheets using LibreOffice, a trusted open-source office suite. This helps keep the output consistent and compatible with Excel, LibreOffice, and Google Sheets.
Preserves Layout and Content
We append sheets from the second file into the first workbook and keep what matters: cell formatting, formulas, charts, and images when supported. The merged output is saved as a modern XLSX file.
Reliable and Free
No account required. You can merge up to 50MB per file, and temporary files are cleaned up automatically after the merge completes.
Frequently Asked Questions
Quick answers about merging Excel files, supported formats, and privacy.
Yes. You can merge Excel files for free with no subscriptions or hidden fees.
On average, merging two Excel files takes no more than 10 minutes under normal server load.
Merging Excel files allows you to combine scattered data into one workbook — for example, consolidating branch reports, merging tables from different sources, or creating a unified archive.
Due to technical limitations at the moment the original file will have the .xlsx extension.
Yes. You can mix XLS (Excel 97-2003) and XLSX (Excel 2007+) files freely. The output will be in the modern XLSX format.
Yes. We preserve cell styles, borders, number formats, and formulas when merging. Cross-file references may need manual adjustment after the merge.
In most cases, yes. Charts, images, and shapes are transferred to the merged workbook while keeping the original layout.
You can merge two files at a time, each up to 50MB in size.
No registration required. You can start merging files immediately without creating an account.
Yes. All uploads are protected with SSL encryption, and files are automatically deleted after merging is complete.
Ready to merge your files?
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