What should I try next for .xls files?

Choose the XLS file on the home page. OpenOnPhone shows CFB streams and VBA or summary signals locally. Use a trusted spreadsheet app when you need cell data, formulas, charts, or editing.

.xls

Open XLS on Phone

Quick view supported

OpenOnPhone can show a quick view for this format.

Yes. OpenOnPhone can show a quick local view for .xls files in your browser.

What is a .xls file?

XLS is an older Microsoft Excel spreadsheet format.

Why is .xls hard to open on a phone?

Older spreadsheets need a compatible office engine.
Wide sheets are hard to inspect on small screens.
Macros or formulas may not behave consistently across viewers.

What OpenOnPhone does not do

OpenOnPhone is for quick local inspection. It does not replace the original professional app for editing, conversion, exact layout, formulas, measurements, security review, or full workflow features.

MIME examples

application/vnd.ms-excel

Next steps

Choose the XLS file on the home page.
OpenOnPhone shows CFB streams and VBA or summary signals locally.
Use a trusted spreadsheet app when you need cell data, formulas, charts, or editing.

Related formats

FAQ

What is a .xls file?: XLS is an older Microsoft Excel spreadsheet format.
Can OpenOnPhone show a quick view for .xls files on phone?: Yes. OpenOnPhone can show a quick local view for .xls files in your browser.
What should I try next for .xls files?: Choose the XLS file on the home page. OpenOnPhone shows CFB streams and VBA or summary signals locally. Use a trusted spreadsheet app when you need cell data, formulas, charts, or editing.