Excel Viewer
Open & view XLSX files online.
This Excel viewer opens .xlsx, .xls, .csv and .ods spreadsheets right in your browser — switch between sheets, scroll every row, and export any sheet to CSV. Your file is read on your device and never uploaded, so even confidential workbooks stay private. No Excel licence and no sign-up needed.
How to use Excel Viewer
The Excel Viewer lets you open and read spreadsheets without Microsoft Excel or Google Sheets. Drop in an .xlsx, .xls, .csv or .ods file and view every sheet as a clean table — all in your browser, with nothing uploaded.
- 1Drop your spreadsheet onto the page (or click to browse).
- 2Switch between sheets using the tabs and scroll through the data.
- 3Export the current sheet to CSV if you need it elsewhere.
No Excel needed
Reads .xlsx, .xls, .csv and .ods in any modern browser.
Private
Your file is parsed on your device — nothing is uploaded.
Every sheet
Tabbed view of all sheets, plus one-click CSV export.
Open an Excel file without Excel
On a Chromebook, phone or locked-down work laptop with no Office installed? Drop the .xlsx here and read it instantly — no licence, no install.
Quickly check a spreadsheet someone sent you
Preview an .xlsx attachment before deciding what to do with it, without launching a heavy app or uploading it to a third-party site.
View a multi-sheet workbook
Tabs let you jump between every sheet in the workbook, so you can scan a whole financial model or data export in seconds.
Export a sheet to CSV
Need the data in another tool? Download any sheet as clean CSV that opens in Sheets, Numbers or a database import.
Excel Viewer — frequently asked questions
Is my spreadsheet uploaded anywhere?
No. The file is read entirely in your browser, so even sensitive workbooks never leave your device.
Which formats can it open?
Excel .xlsx and .xls, plus .csv and OpenDocument .ods.
Can it handle large files?
Yes — it displays the first couple of thousand rows for speed, and the full sheet is included in the CSV export.
Does it work on mobile?
Yes, it runs in any modern mobile or desktop browser.
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