Safely Inspect an Unknown Spreadsheet

View a spreadsheet from an untrusted source without uploading it.

Nessun accesso richiestoI file rimangono privati

Trascina i file qui o clicca per sfogliare

XLSX, XLS, CSV, ODS nessun limite di dimensione file

Sfoglia file

I tuoi file non lasciano mai il tuo dispositivo. Tutta l'elaborazione avviene localmente nel browser.

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.

Scegli file

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

Elabora

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

Scarica

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

✓Completamente gratuito — nessun costo nascosto, mai

✓Nessun account, email o accesso richiesto

✓I file non lasciano mai il tuo dispositivo

✓Assolutamente nessun limite di dimensione file

✓Nessuna filigrana su nessun output

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