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Convert, compress & transform any file instantly — 100% free, no signup, processed in your browser
About CSV Format — Complete Guide
CSV (Comma-Separated Values) is one of the most universal data formats used worldwide. A CSV file stores tabular data — rows and columns — as plain text, where each value is separated by a comma. It was originally developed in the 1970s and remains the standard format for data exchange between different applications and systems.
📋 When to Use CSV?
- Export data from databases
- Import contacts into email apps
- Share spreadsheet data universally
- Feed data into Python/R for analysis
- Import products into e-commerce
- Bank transaction exports
✅ CSV vs Excel vs JSON
- CSV: Plain text, universally compatible
- Excel: Formatted, charts, formulas
- JSON: Nested data, for developers
- CSV is smallest file size
- CSV works on all operating systems
- CSV opens in any text editor
📗 Excel Converter Tools
Convert Excel spreadsheets to JSON, CSV and other formats. Supports .xlsx and .xls files up to 5MB.
Excel to JSON
Convert Excel spreadsheets to JSON format. Each row becomes a JSON object with column headers as keys
About Excel & Spreadsheet Tools
Microsoft Excel (.xlsx) is the world's most widely used spreadsheet format, used by over 1.2 billion people worldwide. Our free Excel converter tools let you transform Excel data into JSON, CSV and other formats instantly in your browser — no Microsoft Office installation required.
📊 Excel to JSON — When to Use?
- Import Excel data into web apps
- Feed Excel data to Python/Node.js
- Migrate data to databases (MySQL, MongoDB)
- Use Excel as a CMS/data source
- API payload preparation
🔒 Privacy First
All Excel file processing happens entirely in your browser using the SheetJS library. Your spreadsheet data — including confidential business data, salary sheets, financial reports — is never uploaded to any server. Processing is instant and completely private.