Monthly subscription · $9/mo
Schema Validator
Upload a CSV, TSV, or TXT file and define the schema it must conform to: column names, types, required fields, and formats. Get back every row that fails, with the reason.
What's included
- Define the schema in a simple line-based format
- Types supported: string, int, float, date, email
- Required and optional columns
- Length caps and date format checks
- Failure report with row number and reason
How it works
1
Subscribe
Secure Stripe checkout. Cancel anytime.
2
Bring your input
Upload a file, enter a number, or fill a short form — whichever the tool needs.
3
Get your result
On screen, as a download, or as an alert when something changes. Yours to keep.
Get started
Last updated: 14 Oct 2026
A few things worth knowing
Billed monthly. Cancel anytime from your Stripe receipt email — no phone calls, no forms.
Built to save you time, not to advise you. For anything with legal, financial, or regulatory consequences, check with the professional who handles that for you.