CSV Converter
Convert CSV data into Excel spreadsheets, JSON objects, SQL queries, and TSV files.
CSV/JSON/Excel Converter
CSV Converter — Convert CSV to Excel, JSON, TSV & SQL Datasets
The CSV Converter transforms flat comma-separated values into structured JSON objects, Microsoft Excel spreadsheets (XLSX), TSV files, HTML tables, and SQL INSERT statements. Parse delimiters automatically, preview your data in an interactive table, and export formatted datasets in 1 click.
Supported Data Formats
CSV to JSON
Converts table rows into an array of structured JSON objects for REST APIs and web applications.
CSV to Excel (XLSX)
Generates clean Microsoft Excel workbooks with native column headers and numeric cell formatting.
CSV to SQL Queries
Creates formatted SQL INSERT statements ready to populate MySQL, PostgreSQL, or SQLite database tables.
JSON to CSV
Flattens nested API JSON payloads into tabular spreadsheet columns for business reporting.
Frequently Asked Questions
Does this tool support custom delimiters (semicolon, tab, pipe)?
Yes. The converter auto-detects commas, semicolons, tabs (TSV), and pipe (|) delimiters, and lets you override delimiter rules manually.
Is my confidential financial or customer data uploaded to a server?
No. All file parsing, table rendering, and data conversion happen strictly within your local browser memory.
Can I preview data before downloading?
Yes. An interactive data table preview with search filtering and column sorting displays your parsed records in real time.
Guides & Tutorials for CSV Converter
CSV vs JSON vs Excel: Choosing the Right Data Format
When to choose flat CSVs, structured JSON objects, or multi-sheet Excel files.
Best Free Online Tools for Daily Productivity in 2026
Essential data manipulation and spreadsheet tools.