Profile CSV datasets — row counts, column types, null rates, value distributions. Scope data quality before analysis — local parsing, free, no signup.
Convert data between JSON, CSV, XML, YAML, and TSV with structure preserved. Migrate configs across stacks without rewriting — local PapaParse/xml2js/yaml parsing, free, no signup.
Clean messy CSVs — trim whitespace, fix encodings, deduplicate rows, standardize blanks. Make client exports analysis-ready — local processing, free, no signup.
Convert CSV data into SQL INSERT statements with inferred column types. Seed test databases in minutes — local conversion, free, no signup.
Fill null (empty) cells in CSV data with a custom fill value. Clean datasets for analysis and migration — local processing, free, no signup.
Sort CSV rows by any column ascending or descending — numbers by value, text alphabetically. Order sales rows in seconds — local parsing, free, no signup.
Row/column counts, per-column types, null percentages, distinct counts, and min/max for numerics. A client file's quality reads in one screen.
Columns over 30% null usually drop; under 5% impute safely. The profile quantifies what gut feel guesses.
Hundred-thousand-row CSVs profile locally in seconds with streaming parse. Million-row files sample first.
No — profiling runs locally in your browser. Data never leaves your device.
CSV Analyzer
Analyze CSV structure — column types, counts, unique values, and empty cells. Spot malformed rows and mixed types before import.
CSV Transpose
Flip CSV rows and columns — wide tables to long form for analysis. Pivot stubborn exports without Excel gymnastics — local transposing, free, no signup.
Last updated October 2026