CSV Viewer icon CSV File Viewer

ConvertICO CSV Viewer lets you view and analyze CSV files directly in your browser. Preview comma-separated data, examine column structure, and analyze cell contents without needing spreadsheet software installed.

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Drop your CSV file here or click to select it

Supports: .csv files | Max file size: 10MB

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How to View CSV Files

  1. Upload your CSV file by dragging and dropping or using the file browser.
  2. Wait for the file to be processed and parsed.
  3. Choose your preferred view mode (Table or Raw JSON data).
  4. Select the delimiter if auto-detection doesn't work correctly.
  5. Set the number of rows to display and toggle headers as needed.
  6. Click "View CSV File" to display the data.

View Mode Options

  • Table View: Displays data in a structured HTML table format with proper styling. Easy to read and navigate through rows and columns.
  • Raw Data (JSON): Shows the raw data structure as JSON objects. Useful for developers or when you need to copy data programmatically.

Important Features

  • Auto-detection of delimiters - supports comma, semicolon, tab, and pipe separators
  • Row limiting options to improve performance with large files
  • Header row detection can be toggled on/off
  • All data processing is done in your browser - files are not uploaded to servers

About CSV File Viewing

This CSV File Viewer helps you quickly preview and analyze comma-separated values files:

  • Flexible delimiter support - handles various separators including commas, semicolons, tabs, and pipes.
  • Large file handling - efficiently processes files up to 10MB with row limiting options.
  • No software needed - view CSV files without having Excel or other spreadsheet software installed.
  • Privacy focused - all processing happens in your browser, files aren't uploaded anywhere.

FAQ - CSV File Viewer

What CSV file formats are supported? +

This viewer supports standard CSV (Comma-Separated Values) files with .csv extension. It can handle various delimiters including commas, semicolons, tabs, and pipes. The auto-detection feature will identify the most likely delimiter automatically.

Can I view CSV files with different encodings? +

The viewer works best with UTF-8 encoded CSV files. Most modern CSV files use this encoding by default. If you're having issues with special characters, try saving your CSV file with UTF-8 encoding.

Is my data secure when using this viewer? +

Yes, your data is completely secure. All file processing happens locally in your browser using JavaScript. Your CSV files are not uploaded to any server, ensuring complete privacy and data security.

What happens with very large CSV files? +

Large files (over 10MB) cannot be uploaded due to browser limitations. For files with many rows, use the row limiting options to display only the first 50, 100, or 500 rows for better performance. You can always select "All rows" for smaller datasets.

Can I edit the CSV data in this viewer? +

This is a read-only viewer designed for viewing and analyzing CSV data. It doesn't support editing functionality. If you need to edit CSV files, you'll need to use spreadsheet software like Microsoft Excel, Google Sheets, or a text editor.