Excel Online Viewer - Open Preview XLSX XLS CSV Free

Open spreadsheets without installing Excel. Upload xlsx/xls/csv, switch worksheets and preview rows—ideal for quick checks before sharing.

Click or drag Excel files here

Sheet

2 uses

What is Excel Online Viewer?

Open spreadsheets without installing Excel. Upload xlsx/xls/csv, switch worksheets and preview rows—ideal for quick checks before sharing.

Multi-format
xlsx, xls, csv and more
Sheet tabs
Switch worksheets instantly
No install
Works in the browser
Secure handling
Files are processed in server memory only and are not stored. Do not upload sensitive spreadsheets.

QCan I edit?

This tool focuses on preview; use desktop Excel to edit.

QFile size limit?

About 100MB per upload.

QAre files kept?

Files are processed in server memory only and are not stored. Do not upload sensitive spreadsheets.