Blackline.AIStart

Redact rental applications & leases

Property managers receive tons of personal data. Blackline AI automatically redacts SSN, bank details and previous addresses so you can keep only the information you actually need.

Open the editor Pricing

What gets redacted

  • Tenant SSN / national ID
  • Bank account / IBAN
  • Salary and employer details
  • Previous addresses
  • References' contact info

How it works

  1. 1Drop your file into the editor – PDF, JPG or PNG.
  2. 2The AI scans every page and classifies sensitive items into categories.
  3. 3Toggle categories on/off, fine-tune or draw your own boxes.
  4. 4Export a flat, non-recoverable PDF in one click.
Permanent redaction

Black bars are baked into a flattened image – the text underneath cannot be copied, searched or recovered.

Runs in your browser

OCR, rendering and export happen on your device. Only extracted text is sent to AI for classification.

GDPR-friendly by design

Files are never stored on our servers. Close the tab and the document is gone.

Multi-page & scans

Works with multi-page PDFs and scanned images thanks to built-in OCR.

FAQ

Can I redact a whole batch of applications?+

Yes – the desktop app's watch-folder auto-processes whole folders.

Will the redacted PDF be valid as a lease copy?+

Yes, as a redacted copy. Keep the unredacted original in your secure archive.

Does it work for German / Dutch / Spanish leases?+

Yes – AI works in 5 languages.

Is it GDPR compliant?+

Yes. Files never leave your device unless you send them.

Start redacting now

Free for 3 documents per month. No signup needed to try.

Open the editor All use cases