Free Tool
CSV Validator
Run a structured validation pass on any CSV file. Checks delimiter consistency, header quality, row length uniformity, encoding issues, and duplicate header names. Results shown as pass, warn, or fail.
Files never uploaded
Client-side processing
CSV · TSV · TXT
Your data never leaves your browser. All validation is performed locally. No files are uploaded, stored, or transmitted.
Drop your CSV here, or click to browse
Accepts .csv, .tsv, and .txt files. All validation stays on your device.
CSVTSVTXT
Validating…