Excel/CSV Tools
Professional spreadsheet and data processing tools. Convert, merge, filter, and analyze your Excel and CSV files with our comprehensive suite of client-side utilities.
100% Private
All processing happens in your browser. Your data files never leave your device.
Fast Processing
Advanced data processing for lightning-fast spreadsheet operations and real-time previews.
Professional Quality
High-quality data processing with support for multiple formats and advanced controls.
Excel/CSV Processing Tools
Excel Merger & Splitter
Merge or split Excel sheets. Batch process .xlsx files.
CSV Merger
Merge multiple CSV files by rows or columns.
CSV to JSON Converter
Convert CSV files to JSON format.
Excel to CSV Converter
Convert Excel (.xlsx) files to CSV format with delimiter and quoting options.
Excel to JSON Converter
Convert Excel (.xlsx) files to JSON format.
Excel to PDF Converter
Convert Excel (.xlsx) files to PDF format.
Excel to HTML Converter
Convert Excel (.xlsx) files to HTML format.
Excel to XML Converter
Convert Excel (.xlsx) files to XML format.
CSV to Excel Converter
Convert CSV files to Excel (.xlsx) format with automatic column detection.
XML to Excel Converter
Convert XML files to Excel (.xlsx) format.
CSV/Excel Column Filter
Filter columns in CSV or Excel files.
CSV/Excel Duplicate Remover
Remove duplicate rows from CSV or Excel files.
JSON to Excel Converter
Convert JSON files to Excel (.xlsx) format.