Open an XLSX Without Excel

Quickly peek inside a spreadsheet without buying Excel or uploading to Google Sheets.

Sin necesidad de registroLos archivos permanecen privados

Arrastra archivos aquí o haz clic para explorar

XLSX, XLS, CSV, ODS sin límite de tamaño de archivo

Explorar archivos

Tus archivos nunca salen de tu dispositivo. Todo el procesamiento se realiza localmente en tu navegador.

Open .xlsx, .xls, .csv, or .ods spreadsheets without Excel or Google Sheets. The file is parsed entirely in your browser.

spreadsheets tips

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Drop an .xlsx, .xls, .csv, or .ods file to view its contents instantly in a table.

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Multi-sheet workbooks show tabs — click to switch between worksheets.

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The file is parsed in your browser, so you can safely open a spreadsheet from email without uploading it anywhere.

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Need the data elsewhere? Export the active sheet to CSV or JSON.

Elegir archivo

Drop your file into the tool above. It stays entirely on your device — nothing is sent to any server.

Procesar

The tool processes your data instantly in your browser using JavaScript. No server, no waiting.

Descargar

Get your result instantly. Nothing is stored after you leave the page — complete privacy.

✓Completamente gratis — sin costes ocultos, nunca

✓Sin cuenta, correo ni registro requerido

✓Los archivos nunca salen de tu dispositivo

✓Sin límite de tamaño de archivo en absoluto

✓Sin marcas de agua en ningún resultado

Convert XLSX to CSV

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Convert XLSX to JSON

Turn a spreadsheet into JSON for use in code and A

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View a Spreadsheet on Your Phone

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