🔒 100% Private: Aadhaar validated only in your browser using Verhoeff checksum. We never send it to any server.
❓ Frequently Asked Questions
Common questions about Aadhaar Number Validator
How is Aadhaar number validated?+
Aadhaar uses Verhoeff algorithm - a checksum-based validation. The 12th digit is a check digit calculated from the first 11 digits. Our tool runs this exact algorithm to verify if a number is valid.
What is the format of Aadhaar number?+
12-digit number with no special characters. First digit is never 0 or 1. Format: XXXX XXXX XXXX (often shown with spaces). Last digit is the Verhoeff checksum.
Can I check if my Aadhaar is real?+
Our validator confirms format correctness only. To verify if Aadhaar exists in UIDAI database, use myaadhaar.uidai.gov.in or call 1947. We never connect to UIDAI servers - your number stays private.
Is sharing Aadhaar safe?+
Use Masked Aadhaar (last 4 digits only) wherever possible. Never share OTP. Lock your Aadhaar via myaadhaar.uidai.gov.in to prevent misuse. Mask before scanning copies.
How to download Aadhaar?+
Visit eaadhaar.uidai.gov.in → Enter Aadhaar/Enrolment ID → OTP verification → Download PDF. Password is first 4 letters of name (CAPS) + birth year (YYYY).
Can Aadhaar be deactivated?+
Yes - if not biometrically updated for 10 years, Aadhaar can be deactivated. Update via Aadhaar Seva Kendra. Inactive Aadhaar cannot be used for verification or services.
What is Aadhaar virtual ID?+
VID is a 16-digit revocable temporary number that maps to your Aadhaar. Use VID instead of actual Aadhaar for KYC/verification. Generate at myaadhaar.uidai.gov.in.
Aadhaar lost - how to recover?+
Visit myaadhaar.uidai.gov.in → Retrieve Aadhaar → Enter mobile/email → OTP → Get number on registered mobile. Or call 1947 helpline for assistance.