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CSV Data Profiler

Inspect empty cells, duplicate rows, unique values and frequent values in a CSV file. Download a column-by-column report.

Processed on your device. No upload, account or daily limit.

Up to 5 MB, 10,000 rows and 100 columns. Blank or whitespace-only cells count as empty. Numeric summaries are approximate; source values stay unchanged. Files stay on your device.

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