ExcelTool.io

Online Excel Viewer

View Excel files directly in your browser. No signup required, 100% private - your files never leave your device.

Drop your file here or click to upload

Supports .xlsx, .xls, .xlsm, .xlsb

How to View Excel Files Online

  1. Upload your file - Drag and drop your Excel file into the upload area, or click to browse your files.
  2. View your data - Your spreadsheet will be displayed in a familiar grid format with rows, columns, and sheet tabs.
  3. Navigate sheets - Use the tabs at the bottom to switch between different sheets in your workbook.
  4. Download or convert - Export your data as CSV or use our other tools to convert to different formats.

About the Excel Viewer

Our free online Excel viewer allows you to open and view Excel files without installing Microsoft Excel or any other software. Whether you have a modern .xlsx file or a legacy .xls file, our viewer handles them all with ease.

The viewer preserves your spreadsheet's structure, including multiple sheets, formulas (displayed as values), and basic formatting. You can navigate through large files with ease thanks to our optimized rendering.

Features

  • Support for .xlsx, .xls, .xlsm, and .xlsb file formats
  • Multi-sheet support with tab navigation
  • Formula bar showing cell contents
  • Column and row headers for easy reference
  • Export to CSV format
  • 100% client-side processing for privacy
  • No file size limits under 50MB
  • Works on desktop and mobile browsers

Frequently Asked Questions

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