Complete Guide to CSV Tools
What is CSV?
CSV (Comma-Separated Values) is a simple file format used to store tabular data. It's widely supported by spreadsheet applications like Excel, Google Sheets, and databases. Each line represents a row, with values separated by commas.
Our CSV Tools Include:
- Formatter: Clean and validate CSV with custom delimiters
- Converter: Convert between CSV and JSON formats
- Table Viewer: Visualize CSV as sortable, filterable tables
Key Features
- Support for multiple delimiters (comma, semicolon, tab, pipe)
- Proper handling of quoted fields and escaped characters
- Bidirectional CSV to JSON conversion
- Interactive table view with sorting and filtering
- Whitespace trimming and empty row removal
- All processing happens locally in your browser
Pro Tip: When working with CSV files containing commas in data, ensure fields are properly quoted. Our tools handle this automatically.
Common Use Cases
Data Export
Clean and format CSV exports from databases and applications.
Spreadsheets
Prepare data for Excel, Google Sheets, and other spreadsheet tools.
API Integration
Convert CSV to JSON for REST API requests and responses.
Data Analysis
Quick preview and validation of CSV datasets before processing.
CSV vs JSON: When to Use Each
Use CSV When:
- • Working with spreadsheet applications
- • Data is simple and tabular
- • File size needs to be minimal
- • Human readability with basic structure
- • Importing/exporting from databases
Use JSON When:
- • Data has nested structures
- • Working with APIs and web services
- • Complex data types (objects, arrays)
- • Configuration files
- • JavaScript/TypeScript applications
Frequently Asked Questions
What delimiters are supported?
Our CSV tools support comma, semicolon, tab, and pipe delimiters. This covers most CSV variants including European formats that use semicolons.
Is my data safe?
Yes, all processing happens locally in your browser. Your CSV data never leaves your device, ensuring complete privacy for sensitive data.
How do I handle special characters?
Fields containing commas, quotes, or newlines should be wrapped in double quotes. Our tools handle this automatically when formatting.
Can I sort and filter my CSV data?
Yes! Use our Table Viewer tool to see your CSV as an interactive table. Click column headers to sort, and use the filter box to search across all columns.