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PII BlackoutPII Blackout
Stop uploading sensitive data to free websites

Auto-Redact PII in PDFs. 100% Offline.

PII Blackout is a desktop software that automatically finds and blacks out names, SSNs, bank accounts, and sensitive data across documents. Your files never leave your computer.

Download Free Trial

Available for Windows & macOS

Why choose PII Blackout over online tools?

Built for legal, HR, healthcare, and finance teams who care about data privacy.

Absolute Local Privacy

Online redaction tools can be a security risk. PII Blackout runs on your local machine. No internet connection required. No documents stored on our servers.

Smart Auto-Detection

Stop drawing black boxes manually. Use built-in patterns and rules for PII detection and automatic PII redaction, including emails, phone numbers, IDs, and custom keywords.

Bulk PDF Processing

Have hundreds of documents for e-discovery? Drag and drop folders for batch PDF redaction and bulk PDF blackout, saving hours of manual work.

Detect and redact sensitive data types

PII Blackout supports many PII and PHI entities, plus custom keywords. This helps you build repeatable offline workflows for automatic redaction and batch PDF blackout.

Personal
Person names, age, gender, date of birth, nationality, religion
Contact & Location
Email address, phone number, street address, city, state/province, country, postal/ZIP code, general location
IDs
United States Social Security number (SSN), passport number, United States driver’s license number, tax ID number, United States ITIN, license plate number, vehicle identification number (VIN)
Finance
Credit card number, bank account number, bank routing number, International Bank Account Number (IBAN), SWIFT/BIC code, currency, monetary amount
Digital
Internet Protocol (IP) address, Media Access Control (MAC) address, website address (URL), username, password, application programming interface (API) key, digital signature, cryptocurrency
Work
Organization, honorific title, job title
Healthcare (PHI)
Hospital, medical condition, medication, medical license number
Time & Custom keywords
Date and time, plus user-defined keywords (names, project codenames, phrases) for exact-match redaction
View full supported entity list
People & demographics
  • Person name
  • Age
  • Gender
  • Date of birth
  • Nationality
  • Religion
  • Honorific title (e.g., Mr., Ms., Dr.)
Contact & location
  • Email address
  • Email (general)
  • Phone number
  • Street address
  • City
  • State or province
  • Country
  • Postal code / ZIP code
  • Location (general)
Financial information
  • Bank account number
  • Credit card number
  • Bank routing number (US)
  • International Bank Account Number (IBAN)
  • SWIFT/BIC bank identifier code
  • Currency
  • Monetary amount
Online identifiers & credentials
  • Website address (URL)
  • Internet Protocol (IP) address
  • Media Access Control (MAC) address
  • Username
  • Password
  • Application programming interface (API) key
  • Digital signature
Cryptocurrency
  • Cryptocurrency (generic)
  • Bitcoin address
  • Ethereum address
  • Litecoin address
Work & organizations
  • Organization
  • Job title
Identity documents
  • Identification number (generic)
  • ID card number
  • Passport number
Vehicles
  • License plate number
  • Vehicle identification number (VIN)
  • National registration plate number
  • Vehicle registration number (India)
  • Vehicle registration number (Nigeria)
  • Vehicle registration number (United Kingdom)
Healthcare identifiers (PHI)
  • Hospital
  • Medical condition
  • Medication
  • Medical license number
  • United States National Provider Identifier (NPI)
  • United States Medicare Beneficiary Identifier (MBI)
  • United Kingdom National Health Service (NHS) number
  • Australia Medicare number
Country-specific tax & national IDs
  • Australian Business Number (ABN)
  • Australian Company Number (ACN)
  • Australian Tax File Number (TFN)
  • India Aadhaar number
  • India Goods and Services Tax Identification Number (GSTIN)
  • India Permanent Account Number (PAN)
  • India passport number
  • India voter ID number
  • Nigeria National Identification Number (NIN)
  • Singapore National Registration Identity Card / Foreign Identification Number (NRIC/FIN)
  • United Kingdom National Insurance number (NINO)
  • United Kingdom passport number
  • United Kingdom postcode
  • United States bank account number
  • United States driver’s license number
  • United States Individual Taxpayer Identification Number (ITIN)
  • United States passport number
  • United States Social Security number (SSN)
  • Tax identification number (generic)
Dates & times
  • Date and time
Explore all features

How it works

A simple in-app workflow built for text PDFs and scanned PDFs, with verification before you apply redaction.

1
Choose what to detect
Select sensitive data types to detect, and add your custom keywords if needed.
2
Add your PDFs
Click Add PDF Files to import documents (text PDFs and scanned/image PDFs are supported).
3
Analyze and preview
Click Step1: Analyze & Preview to find sensitive content across all files, then choose what to redact.
4
Apply redaction
Click Step2: Apply Redaction to apply blackout. Pages with sensitive content are rendered to high-resolution images to help remove metadata and reduce recovery risk.

Perfect for high-risk workflows

  • Redact bank statements automatically before sharing
  • Anonymize resumes (CV redaction) for unbiased hiring
  • Scrub medical records for trial and e-discovery
  • Remove metadata from PDF files permanently
Read our guide: How to properly black out a PDF

Pricing

PII Blackout is a downloadable desktop tool. Choose a license that fits your offline redaction workflow.

Personal
per month (subscription)
Popular
$30
  • Language: English
  • No limit on documents processed
  • No limit on pages per document
  • Up to 2 devices (HWID-based), unbind supported
  • Batch processing
  • No watermark on exports
  • OCR-enabled exports (copyable text)
Subscribe
Personal
per year (subscription)
$300
  • Language: English
  • No limit on documents processed
  • No limit on pages per document
  • Up to 2 devices (HWID-based), unbind supported
  • Batch processing
  • No watermark on exports
  • OCR-enabled exports (copyable text)
Subscribe

Guides

Practical “how-to” resources for offline redaction workflows. Learn manual methods, then switch to safer automation when volume and risk increase.

How to Black Out Text in a PDF

Manual redaction vs. safer offline automation, plus common mistakes and verification steps.

Read →
What Is PII Redaction?

Definition, examples of what PII should be redacted, and best practices for PII detection.

Read →
How to Remove Metadata from PDF

How to clean metadata from PDF files and scrub metadata before sharing sensitive documents.

Read →

FAQ

Quick answers for offline PDF redaction workflows.

Is PII Blackout an online tool?
No. It is a downloadable desktop application. Your documents stay on your computer during redaction.
Does it support batch PDF redaction?
Yes. You can process multiple PDFs and folders with consistent rules for bulk redaction.
What types of PII can it detect?
Common patterns include names, emails, phone numbers, IDs, and custom keywords based on your rules.
Does it remove metadata from PDFs?
It supports workflows to help remove metadata from PDF exports so you can reduce accidental leakage.
Which operating systems are supported?
Windows and macOS are supported.
What is the safest way to black out text in PDF?
Use true redaction that removes underlying content, then verify output and consider scrubbing metadata.

Ready to secure your documents?

Download PII Blackout for automated, offline document redaction and batch PDF blackout.

Download Free Trial