Northdocs · Free tool
Wipe personal data before it hits ChatGPT
Paste text, strip emails, IDs, and phone numbers, then copy clean output. Runs in your browser. No account required.
- Deterministic detection for email, phone, CPR, and more
- Wipe (████) or token replace ([EMAIL])
- No upload. Text stays in your browser for this free tool
For full PDF redaction with fail-closed verification, start a Northdocs trial.
Prompt GuardPrevent AI data leakage
Paste text, we strip personal data, then copy the clean version.
Need this on real case files?
Prompt Guard cleans clipboard text. Northdocs finds PII across PDF and Office cases, reviews by identity, and blocks unsafe exports.
30-day free trial · no card required