Free browser tool
CSV viewer
Paste a CSV file and inspect rows in a readable browser preview before converting.
Use the tool
Runs in your browser. Nothing is uploaded while you inspect or transform this sample data.
Input
Output
Run the tool to see output.
When to use it
Use this before a production conversion to verify structure, spot malformed rows, and choose the right FileTypeConverters option. For repeatable work, move from this browser tool to the converter, API, or MCP server.