Excel Toolbox

A collection of powerful tools to transform, convert, and manage your Excel files—all processed securely in your browser

Excel Clientify
Convert formulas to values, redact columns, and create client-safe Excel files
Excel to JSON
Convert Excel sheets to JSON format for easy data integration
Excel to CSV
Export Excel sheets to CSV format with customizable delimiters
Split Workbook
Extract individual sheets into separate Excel files
Merge Workbooks
Combine multiple Excel files into a single workbook
Remove Duplicates
Identify and remove duplicate rows based on selected columns
Data Validator & Cleaner
Find and fix data quality issues like blank rows, spaces, and inconsistencies
Find & Replace
Search and replace text across all sheets in your workbook
Excel Comparer
Compare two Excel files and highlight the differences

Privacy First: All processing happens in your browser. Your files are never uploaded to any server.

Excel Toolbox - Transform your spreadsheets with ease