Free Excel Tools Online
Convert Excel to CSV/JSON, merge or split workbooks, and remove duplicates free in your browser. No signup.
Need free Excel tools online for office workflows? Convert Excel↔CSV, Excel↔JSON, merge sheets, split workbooks and remove duplicate rows—without uploading to a random SaaS.
Built for analysts, ops teams and students who want a quick browser cleanup before sharing files.
Tools in this collection
Excel to CSV
Convert XLSX sheets to CSV in your browser.
CSV to Excel
Turn CSV files into downloadable XLSX workbooks.
Excel to JSON
Export spreadsheet rows as a JSON array of objects.
JSON to Excel
Paste a JSON array and download an XLSX file.
Merge Excel Files
Combine multiple Excel/CSV files into one workbook.
Split Excel Sheets
Download each worksheet as its own Excel file.
Remove Excel Duplicates
Deduplicate rows by the columns you choose.
Excel to PDF
Export spreadsheet rows to a simple PDF table.
Excel Find & Replace
Find and replace text across spreadsheet cells.
Split Excel Column
Split one column into parts using a delimiter.
Combine Excel Columns
Merge selected columns into one with a separator.
FAQ
- Can I convert Excel to CSV free?
- Yes. Open Excel to CSV on ToolPanda, choose your .xlsx file, and download CSV in the browser.
- Are spreadsheets uploaded to ToolPanda servers?
- Excel tools are designed to process files in your browser with open-source ExcelJS whenever possible.
Browse all free tools or see what’s new.