Monthly subscription · $9/mo
Column Transformator
Upload a CSV, TSV, or TXT file and define per-column rules: keep, drop, rename, mask, hash, or reformat. Preview the result, then download the transformed file.
What's included
- Six actions: keep, drop, rename, mask, hash, reformat
- Date reformatting (any input format to any output format)
- Text case and whitespace normalization
- Preview before download
- Files processed in memory and deleted immediately
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: 19 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.