Safely Inspect an Unknown Spreadsheet

View a spreadsheet from an untrusted source without uploading it.

Ez da saioa hasi beharFitxategiak pribatuak dira

Jaregin fitxategiak hemen edo egin klik arakatzeko

XLSX, XLS, CSV, ODS ez dago fitxategien tamaina mugarik

Arakatu fitxategiak

Zure fitxategiak ez dira inoiz zure gailutik irteten. Prozesamendu guztia zure arakatzailean gertatzen da lokalean.

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

security tips

🛡️

Opening an unexpected .xlsx in Excel can trigger macros; this viewer just reads the data, with no macro execution.

🔒

Because the file is parsed locally, you avoid uploading a potentially sensitive or malicious file to a third party.

👀

Preview the contents first, then decide whether to open it in a full spreadsheet app.

📄

Supports XLSX, XLS, CSV, and ODS.

Aukeratu Fitxategia

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

Prozesua

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

Deskargatu

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

✓Erabat doakoa, ezkutuko kosturik, inoiz

✓Ez da konturik, posta elektronikorik edo saioa hasteko beharrik

✓Fitxategiak ez dira inoiz zure gailutik irteten

✓Ez dago fitxategien tamaina mugarik

✓Ez dago ur-markarik edozein irteeratan

Open an XLSX Without Excel

Quickly peek inside a spreadsheet without buying E

Convert XLSX to CSV

Open an Excel file and export a sheet as clean CSV

Convert XLSX to JSON

Turn a spreadsheet into JSON for use in code and A

View a Spreadsheet on Your Phone

Open an Excel attachment on mobile without install