Free Excel Viewer Online

Open .xlsx and .xls files directly in your browser. No Microsoft Office, no Google Sheets, no upload required.

Everything You Need for Excel Files

Open Excel files

Drag and drop .xlsx or .xls files. The first sheet is loaded and parsed automatically.

No Office needed

View Excel data without Microsoft Office, Google Sheets, or any installed software.

Filter and sort

Filter rows, sort columns, and search across your Excel data instantly.

SQL queries

Run SQL on your Excel data using DuckDB. Aggregate, join, pivot, and transform.

Export to CSV

Convert Excel to CSV with one click. Apply transforms before exporting.

100% private

Your Excel file never leaves your browser. No upload, no server.

How It Works

1

Drop your .xlsx

Drag an Excel file onto the page.

2

Explore instantly

Browse columns, view statistics, filter and sort.

3

Transform and export

Apply operations, build pipelines, export as CSV.

Frequently Asked Questions

How do I open an Excel file online for free?

Go to exploremydata.com/app and drag your .xlsx or .xls file onto the page. It opens instantly in your browser.

Do I need Microsoft Office?

No. ExploreMyData opens Excel files using SheetJS, which runs in your browser. No Office installation needed.

Can I convert Excel to CSV?

Yes. Open your Excel file, optionally filter or transform, then click Export to download as CSV.

Is my data uploaded to a server?

No. Everything happens locally in your browser. Your file stays on your device.

Ready to explore your Excel data?

No sign-up, no upload, no tracking. Just open your file and go.

Start Exploring, It's Free