CSV to Excel Converter Online Free

Convert CSV to Excel online free. Transform comma-separated values into professional XLSX and XLS formats with automatic formatting. Perfect for data analysis and reporting.

Upload Files

Drag & drop CSV files here

or

Upload CSV files to get started. Maximum 50MB per file.

Process Files

Convert all uploaded CSV files to Excel format

Download Results

Converted files will appear here

How to Convert CSV to Excel Online

Step-by-Step Instructions:

  1. 1
    Upload CSV Files: Click "Choose Files" or drag and drop your CSV files into the upload area. Supports multiple files up to 50MB each.
  2. 2
    Automatic Processing: Our converter automatically detects delimiters, headers, and data types for optimal Excel formatting.
  3. 3
    Start Conversion: Click "Convert All Files" to begin processing with real-time progress tracking.
  4. 4
    Download Excel Files: Download individual XLSX files or get all converted spreadsheets as a ZIP archive.

Why Convert CSV to Excel?

  • Professional formatting with headers, borders, and styling
  • Advanced Excel features like formulas and charts
  • Better data visualization and analysis capabilities
  • Improved compatibility with business applications

Frequently Asked Questions

Is it free to convert CSV to Excel?

Yes, our CSV to Excel converter is completely free to use. Convert unlimited files without any cost, registration, or watermarks.

Does the converter preserve data formatting?

Absolutely! Our converter automatically detects data types, applies proper formatting, and creates professional Excel spreadsheets with headers and styling.

Are my CSV files secure during conversion?

Yes, all files are processed securely and automatically deleted after conversion. We never store or share your data.

Can I convert multiple CSV files at once?

Yes! Upload multiple CSV files and convert them all to Excel format in one batch operation. Each file becomes a separate XLSX document.

What Excel formats are supported?

We convert CSV files to modern XLSX format, which is compatible with Microsoft Excel 2007 and later, Google Sheets, and other spreadsheet applications.

What's the maximum file size I can convert?

You can convert CSV files up to 50MB each. For larger datasets, consider splitting them into smaller files before conversion.

CSV to Excel Converter Features

Smart Formatting

  • • Automatic column width adjustment
  • • Header row styling and borders
  • • Data type detection and formatting
  • • Professional Excel appearance

Advanced Processing

  • • Batch file conversion
  • • Delimiter auto-detection
  • • UTF-8 encoding support
  • • Large file handling

Security & Privacy

  • • Secure file processing
  • • No registration required
  • • Automatic file deletion
  • • Privacy-focused design

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