Get a 0-100 quality score for your CSV file instantly. Full breakdown of every issue found. Free, private, no account needed.
Check My CSV Quality Now →Detects all duplicate rows and shows exactly how many were found.
Counts empty cells across every column and penalises score accordingly.
Flags broken characters and encoding issues that could corrupt imports.
Checks if date columns use consistent formats across all rows.
Validates column names are clean, unique and properly formatted.
A single 0-100 score so you know instantly how clean your data is.
We start at 100 and deduct points for each issue found — duplicates, empty cells, bad headers, and inconsistent data types.
Yes — completely free. No account or credit card needed.
90+ is excellent. 70-89 is good. Below 70 means your CSV needs cleaning before import.
Yes — use CSVNow's cleaning tools to fix every issue the score identifies.