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  1. /
  2. Excel Previewer

Drop Excel here

Server processing — supports .xlsx and .xls

Open Excel files online — no Office required

Preview Excel spreadsheets (.xlsx and .xls) directly in your browser with no Microsoft Office installation needed. Files are processed locally — nothing is uploaded to any server. Switch between sheets and filter rows instantly.

Frequently Asked Questions

Does it support .xlsx and .xls files?
Yes. Both modern .xlsx (Excel 2007+) and legacy .xls formats are supported.
Can I view multiple sheets?
Yes, you can switch between sheets within your workbook.
Is my Excel data uploaded to a server?
No. Your spreadsheet is read entirely client-side using the browser's JavaScript engine. No data leaves your device.
Do I need Microsoft Office installed?
No. This tool runs entirely in the browser with no software installation required.

Related Tools

CSV ViewerView and filter CSV files locally.Schema InspectorInspect column types and data quality.