Free PDF Tool
Aadhaar Masking
Mask Numbers Free
Mask Aadhaar numbers in PDF documents as per UIDAI guidelines. Shows only last 4 digits for privacy protection. Free, no upload, no signup. Runs entirely in your browser.
How Aadhaar Masking Works
This tool masks Aadhaar numbers in your PDF by covering them with black rectangles, showing only the last 4 digits as per UIDAI guidelines.
Example: 1234 5678 9012 becomes XXXX XXXX 9012
Your file never leaves your device. All processing happens locally in your browser.
Drag & drop your PDF here
or tap to browse
File never leaves your device
Grow your business on social media — without hiring an agency
AI-generated posts in 30 sec · 10 Indian languages · Real MP4 videos
Common Uses for Aadhaar Masking
e-KYC Documents
Mask Aadhaar numbers in KYC documents before sharing with third parties for verification.
Bank Statements
Remove Aadhaar numbers from bank statements before submitting for loan applications or visa processing.
Government Forms
Ensure Aadhaar privacy in government application forms before online submission.
HR & Payroll Records
Mask employee Aadhaar numbers in payroll documents and HR records for data protection compliance.
Frequently Asked Questions
What is Aadhaar masking?
Aadhaar masking refers to hiding the first 8 digits of an Aadhaar number, showing only the last 4 digits (e.g., 1234 5678 9012 becomes XXXX XXXX 9012) as per UIDAI guidelines for privacy protection.
Is this tool UIDAI compliant?
Yes, this tool masks Aadhaar numbers by showing only the last 4 digits, which complies with UIDAI guidelines for displaying Aadhaar numbers in documents.
Will my document be uploaded to any server?
No, your file never leaves your device. All processing happens locally in your browser using JavaScript. You can verify this by turning off your internet after dropping the file.
What types of Aadhaar number formats does it detect?
The tool detects Aadhaar numbers in various formats: 123456789012, 1234 5678 9012, and 1234-5678-9012.
Is the masked PDF still usable?
Yes, the masked PDF retains all other content and formatting. Only the Aadhaar numbers are covered with black rectangles for privacy.