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CSV Statistics
Count rows, columns, empty cells, and distinct text values without numeric coercion.
CSV
JSON
Browser only
Your input and output are processed in this browser. They are not uploaded for processing. No account is required.
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How to use this tool
- Paste CSV text or choose a UTF-8 file; a chosen file takes precedence.
- Read the JSON summary for each column. Distinct counts include the empty string and retain case and whitespace.
- Select Process data, review the result, and download it. Use Reset to clear the working data.
Examples
name,score Alice,10 Bob,20
Limitations
5 MiB input; 50,000 data rows; 500 columns; 500,000 cells; 20 MiB output. First row is the header. Ragged rows are rejected.
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