Excel Compressor

Compress your Excel files instantly without losing data. Reduce file sizes by up to 70% with our browser-based tool.

financial_report.xlsx

2.8 MB

Compressing...

financial_report_compressed.xlsx

0.7 MB (75% smaller)

Compression complete

Success!

Compress Your Excel Files

Drag & Drop your Excel file

Supports .xls, .xlsx formats

Choose File

Optimize Your Excel Files Instantly

Our free Excel Compressor tool allows you to reduce the size of your XLS and XLSX files without compromising data integrity. Using advanced compression algorithms, we optimize your spreadsheets for faster sharing, emailing, and storage.

Whether you're dealing with large financial reports, data exports, or complex spreadsheets, our tool can significantly reduce file size while preserving all your important data. Best of all, processing happens entirely in your browser - your files never leave your computer, ensuring maximum privacy and security.

This tool is perfect for professionals who regularly work with Excel files and need to share them via email or cloud storage. Compressed files transfer faster, take up less storage space, and open more quickly - especially on older systems or mobile devices.

With our Excel Compressor, you can save time and improve productivity. No more struggling with file size limits in email attachments or cloud services. Compress your Excel files in seconds and get back to what matters most.

Frequently Asked Questions

Is this Excel compression tool free to use?

Yes, our Excel Compressor is completely free to use. There are no hidden fees or limitations on the number of files you can compress.

Will compressing my Excel file damage the data?

No, our compression process is designed to preserve all your data. We remove unnecessary formatting and optimize the file structure without touching your actual data values.

What's the maximum file size I can compress?

There's no set limit, but very large files (over 100MB) may take longer to process depending on your device's capabilities. For optimal performance, we recommend files under 50MB.

Do my files get uploaded to your servers?

No, all processing happens directly in your browser. Your files never leave your computer, ensuring complete privacy and security.

What types of Excel files can I compress?

Our tool supports both legacy .xls files and modern .xlsx (Excel Open XML) formats. We also support Excel files created with Google Sheets or other spreadsheet software.

Can I compress password-protected Excel files?

Currently, our tool cannot process password-protected files. You'll need to remove password protection before compressing your Excel files.