CSVTools.org
Quick, Private, and Powerful Data Utilities.
Process, clean, and transform your CSV data directly in your browser. All processing is client-side for maximum privacy and speed.
Data Profiler
Analyze column types, value distributions, empty rates, and statistical summaries instantly.
File Splitter
Divide large CSV files into smaller, manageable chunks by row count or file size.
SQL Converter
Generate bulk `INSERT` statements for MySQL, PostgreSQL, and other SQL dialects.
Data Anonymizer
Mask, hash, or remove PII columns like emails and names before sharing data.
Diff Analyzer
Compare two CSV files to quickly identify added, deleted, or modified rows based on a key.
Pivot Utility
Convert 'long' data formats to 'wide' (pivoting) or simply transpose rows to columns.