Sheet Tools
Sheet Editor
Full spreadsheet editor with Excel-style toolbar — formatting, formulas, merge, freeze panes and sorting. Open CSV or Excel files, edit, then export to XLSX, CSV or PDF. Everything runs in your browser.
Drop a Spreadsheet Here!
or
CSV, TSV, XLSX, XLS — drop anywhere on the page
- 📊 Full spreadsheet editor (Univer)
- ➕ Formulas & formatting
- 🔽 Sorting & filtering
- 🎨 Cell styling & colors
- 💯 100% free & private
- 🔒 No uploading — runs in your browser