Excel Viewer

Open and explore Excel XLSX files directly in your browser. No Microsoft Office needed. Switch between sheets, search data, and copy values. All processing is local and private.

Upload XLSX File

Drop Excel file here or click to browse

Select an Excel XLSX or XLS file to view

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Upload an XLSX file to view its contents. Supports multi-sheet workbooks.

Copied to clipboard

Security: Only process files from sources you trust. All processing happens locally in your browser.

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Frequently Asked Questions

XLSX is the modern Excel format (Excel 2007+) that stores spreadsheets as compressed XML. It supports multiple sheets, formulas, formatting, and embedded charts.

Yes. The viewer displays tabs for each worksheet. Click any tab to switch between sheets and view all data in your workbook.

Use the search box to filter rows containing your search term. Search works across all visible columns in the current sheet.

Yes. Click any cell to copy its value to clipboard. You can also select and copy entire rows or the full table.

Absolutely. All processing happens in your browser using SheetJS. No data is uploaded to any server—complete privacy guaranteed.

No. Password-protected XLSX files are encrypted and cannot be read without the password. Remove protection in Excel first.

Browser memory limits apply. Files under 10MB work smoothly. Very large spreadsheets (50MB+) may slow down or fail to load.

The viewer shows calculated values by default. Formulas are evaluated during parsing, but the original formula text may be displayed in tooltips if available.

Yes. Once the page loads, you can view XLSX files completely offline. The SheetJS library is loaded locally.

Yes. Click 'Download as CSV' to export the current sheet. You can also copy table data and paste into other applications.

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