Clean and normalize up to 50,000 rows of tabular data.

Supported cleanup includes: • Dates, phone numbers, and address formats • Casing, whitespace, and encoding fixes • Deduplication and normalization

You receive a cleaned dataset, before/after diff summary, and reusable cleanup-rules file.

Validation: rule-by-rule changed-cell counts, with every change reversible through the supplied diff.

AI-fulfilled with human review—disclosed, never hidden.