Spreadsheet Cleaner Online
Lightweight cleanup for XLSX and CSV exports when Excel feels heavy for a five-minute fix.
Same browser tool as Data Cleaner.
Drag TXT, CSV, or XLSX here, or
About this page
Spreadsheet cleaning here means row-level hygiene: duplicates, empties, spacing, and optional sort — not formula repair.
Upload XLSX directly or paste from Google Sheets; output formats include CSV for re-import.
How to use
- Upload XLSX/CSV or paste grid data.
- Pick cleaning options for your export problem.
- Review stats and download the cleaned sheet format you need.
FAQ
- Which formats can I upload?
- TXT, CSV, and XLSX are supported.
- Is my data uploaded?
- No. Files and pasted text are processed locally in your browser.
- Is this tool free?
- Yes. No registration is required.